diff --git a/addons/account/static/src/js/tax_totals.js b/addons/account/static/src/js/tax_totals.js
index deb52d991ba..1bc2f041d58 100644
--- a/addons/account/static/src/js/tax_totals.js
+++ b/addons/account/static/src/js/tax_totals.js
@@ -78,7 +78,7 @@ class TaxGroupComponent extends LegacyComponent {
             newValue = fieldUtils.parse.float(newValue); // Need a float for format the value
             newValue = fieldUtils.format.float(newValue, null, {digits: currency.digits}); // Return a string rounded to currency precision
             newValue = fieldUtils.parse.float(newValue); // Convert back to Float to compare with oldValue to know if value has changed
-        } catch (err) {
+        } catch (_err) {
             $(this.inputTax.el).addClass('o_field_invalid');
             this.setState('edit');
             return;
diff --git a/addons/google_recaptcha/static/src/js/recaptcha.js b/addons/google_recaptcha/static/src/js/recaptcha.js
index c2f23dc5613..46ec368e6e3 100644
--- a/addons/google_recaptcha/static/src/js/recaptcha.js
+++ b/addons/google_recaptcha/static/src/js/recaptcha.js
@@ -47,7 +47,7 @@ const ReCaptcha = Class.extend({
             return {
                 token: await window.grecaptcha.execute(this._publicKey, {action: action})
             };
-        } catch (e) {
+        } catch (_e) {
             return {
                 error: _t("The recaptcha site key is invalid."),
             };
diff --git a/addons/im_livechat/static/src/legacy/public_livechat.js b/addons/im_livechat/static/src/legacy/public_livechat.js
index 583486d34f5..71332b7be10 100644
--- a/addons/im_livechat/static/src/legacy/public_livechat.js
+++ b/addons/im_livechat/static/src/legacy/public_livechat.js
@@ -262,7 +262,7 @@ var LivechatButton = Widget.extend({
                         message: _t("No available collaborator, please try again later."),
                         sticky: true,
                     });
-                } catch (err) {
+                } catch (_err) {
                     /**
                      * Failure in displaying notification happens when
                      * notification service doesn't exist, which is the case in
@@ -368,7 +368,7 @@ var LivechatButton = Widget.extend({
                             message: _t("Session expired... Please refresh and try again."),
                             sticky: true,
                         });
-                    } catch (err) {
+                    } catch (_err) {
                         /**
                          * Failure in displaying notification happens when
                          * notification service doesn't exist, which is the case
diff --git a/addons/mail/static/src/components/attachment_list/tests/attachment_list_tests.js b/addons/mail/static/src/components/attachment_list/tests/attachment_list_tests.js
index 0f0d5c71548..30b9720a216 100644
--- a/addons/mail/static/src/components/attachment_list/tests/attachment_list_tests.js
+++ b/addons/mail/static/src/components/attachment_list/tests/attachment_list_tests.js
@@ -346,7 +346,7 @@ QUnit.test('[technical] does not crash when the viewer is closed before image lo
     try {
         imageEl.dispatchEvent(new Event('load', { bubbles: true }));
         successfulLoad = true;
-    } catch (err) {
+    } catch (_err) {
         successfulLoad = false;
     } finally {
         assert.ok(successfulLoad, 'should not crash when the image is loaded');
diff --git a/addons/mail/static/src/js/utils.js b/addons/mail/static/src/js/utils.js
index 955a3fdb0b3..3ce8e01bafa 100644
--- a/addons/mail/static/src/js/utils.js
+++ b/addons/mail/static/src/js/utils.js
@@ -20,7 +20,7 @@ function parseAndTransform(htmlString, transformFunction) {
     var children;
     try {
         children = $('<div>').html(string).contents();
-    } catch (e) {
+    } catch (_e) {
         children = $('<div>').html('<pre>' + string + '</pre>').contents();
     }
     return _parseAndTransform(children, transformFunction)
@@ -99,7 +99,7 @@ function htmlToTextContentInline(htmlString) {
     htmlString = htmlString.replace(/<br\s*\/?>/gi,' ');
     try {
         div.innerHTML = htmlString;
-    } catch (e) {
+    } catch (_e) {
         div.innerHTML = `<pre>${htmlString}</pre>`;
     }
     return div
diff --git a/addons/mail/static/src/models/rtc/rtc.js b/addons/mail/static/src/models/rtc/rtc.js
index d419eb72a0e..726fada0c99 100644
--- a/addons/mail/static/src/models/rtc/rtc.js
+++ b/addons/mail/static/src/models/rtc/rtc.js
@@ -288,7 +288,7 @@ registerModel({
                 try {
                     const audioStream = await browser.navigator.mediaDevices.getUserMedia({ audio: this.messaging.userSetting.getAudioConstraints() });
                     audioTrack = audioStream.getAudioTracks()[0];
-                } catch (e) {
+                } catch (_e) {
                     this.env.services.notification.notify({
                         message: _.str.sprintf(
                             this.env._t(`"%s" requires microphone access`),
@@ -348,7 +348,7 @@ registerModel({
                     },
                     volumeThreshold: this.messaging.userSetting.voiceActivationThreshold,
                 });
-            } catch (e) {
+            } catch (_e) {
                 /**
                  * The browser is probably missing audioContext,
                  * in that case, voice activation is not enabled
@@ -773,14 +773,14 @@ registerModel({
             for (const sender of RTCRtpSenders) {
                 try {
                     peerConnection.removeTrack(sender);
-                } catch (e) {
+                } catch (_e) {
                     // ignore error
                 }
             }
             for (const transceiver of peerConnection.getTransceivers()) {
                 try {
                     transceiver.stop();
-                } catch (e) {
+                } catch (_e) {
                     // transceiver may already be stopped by the remote.
                 }
             }
@@ -1016,7 +1016,7 @@ registerModel({
                     videoStream = await browser.navigator.mediaDevices.getDisplayMedia({ video: this.videoConfig });
                     this.messaging.soundEffects.screenSharing.play();
                 }
-            } catch (e) {
+            } catch (_e) {
                 this.env.services.notification.notify({
                     message: _.str.sprintf(
                         this.env._t(`"%s" requires "%s" access`),
@@ -1075,7 +1075,7 @@ registerModel({
                 try {
                     await transceiver.sender.replaceTrack(track);
                     transceiver.direction = transceiverDirection;
-                } catch (e) {
+                } catch (_e) {
                     // ignored, the track is probably already on the peerConnection.
                 }
                 return;
@@ -1083,7 +1083,7 @@ registerModel({
             try {
                 await transceiver.sender.replaceTrack(null);
                 transceiver.direction = transceiverDirection;
-            } catch (e) {
+            } catch (_e) {
                 // ignored, the transceiver is probably already removed
             }
             if (trackKind === 'video') {
diff --git a/addons/mail/static/src/models/rtc_call_viewer/rtc_call_viewer.js b/addons/mail/static/src/models/rtc_call_viewer/rtc_call_viewer.js
index d383ae609a7..db4b6e9e930 100644
--- a/addons/mail/static/src/models/rtc_call_viewer/rtc_call_viewer.js
+++ b/addons/mail/static/src/models/rtc_call_viewer/rtc_call_viewer.js
@@ -78,7 +78,7 @@ registerModel({
                 if (this.exists()) {
                     this.update({ isFullScreen: true });
                 }
-            } catch (e) {
+            } catch (_e) {
                 if (this.exists()) {
                     this.update({ isFullScreen: false });
                 }
diff --git a/addons/mail/static/src/models/rtc_session/rtc_session.js b/addons/mail/static/src/models/rtc_session/rtc_session.js
index d5a964df8e7..f6136d2b254 100644
--- a/addons/mail/static/src/models/rtc_session/rtc_session.js
+++ b/addons/mail/static/src/models/rtc_session/rtc_session.js
@@ -263,7 +263,7 @@ registerModel({
                 this.audioElement.pause();
                 try {
                     this.audioElement.srcObject = undefined;
-                } catch (error) {
+                } catch (_error) {
                     // ignore error during remove, the value will be overwritten at next usage anyway
                 }
             }
diff --git a/addons/mail/static/src/models/thread_cache/thread_cache.js b/addons/mail/static/src/models/thread_cache/thread_cache.js
index f86401779bd..1b480e49ae8 100644
--- a/addons/mail/static/src/models/thread_cache/thread_cache.js
+++ b/addons/mail/static/src/models/thread_cache/thread_cache.js
@@ -25,7 +25,7 @@ registerModel({
             try {
                 fetchedMessages = await this._loadMessages({ limit, maxId: Math.min(...messageIds) });
                 success = true;
-            } catch (e) {
+            } catch (_e) {
                 success = false;
             }
             if (!this.exists()) {
diff --git a/addons/mail/static/src/utils/media_monitoring/media_monitoring.js b/addons/mail/static/src/utils/media_monitoring/media_monitoring.js
index b5db7a42e5d..edfe8989421 100644
--- a/addons/mail/static/src/utils/media_monitoring/media_monitoring.js
+++ b/addons/mail/static/src/utils/media_monitoring/media_monitoring.js
@@ -37,7 +37,7 @@ export async function monitorAudio(track, processorOptions) {
     let processor;
     try {
         processor = await _loadAudioWorkletProcessor(source, audioContext, processorOptions);
-    } catch (e) {
+    } catch (_e) {
         // In case Worklets are not supported by the browser (eg: Safari)
         processor = _loadScriptProcessor(source, audioContext, processorOptions);
     }
diff --git a/addons/point_of_sale/static/src/js/Misc/AbstractReceiptScreen.js b/addons/point_of_sale/static/src/js/Misc/AbstractReceiptScreen.js
index af391dcee7f..c4f8a57ced5 100644
--- a/addons/point_of_sale/static/src/js/Misc/AbstractReceiptScreen.js
+++ b/addons/point_of_sale/static/src/js/Misc/AbstractReceiptScreen.js
@@ -44,7 +44,7 @@ odoo.define('point_of_sale.AbstractReceiptScreen', function (require) {
             try {
                 window.print();
                 return true;
-            } catch (err) {
+            } catch (_err) {
                 await this.showPopup('ErrorPopup', {
                     title: this.env._t('Printing is not supported on some browsers'),
                     body: this.env._t(
diff --git a/addons/point_of_sale/static/src/js/Popups/CashMovePopup.js b/addons/point_of_sale/static/src/js/Popups/CashMovePopup.js
index fc29541cafd..ed5765c2784 100644
--- a/addons/point_of_sale/static/src/js/Popups/CashMovePopup.js
+++ b/addons/point_of_sale/static/src/js/Popups/CashMovePopup.js
@@ -22,7 +22,7 @@ odoo.define('point_of_sale.CashMovePopup', function (require) {
         confirm() {
             try {
                 parse.float(this.state.inputAmount);
-            } catch (error) {
+            } catch (_error) {
                 this.state.inputHasError = true;
                 this.errorMessage = this.env._t('Invalid amount');
                 return;
diff --git a/addons/point_of_sale/static/src/js/Screens/ReceiptScreen/ReceiptScreen.js b/addons/point_of_sale/static/src/js/Screens/ReceiptScreen/ReceiptScreen.js
index ee82e53ea97..298e3ef7c4c 100644
--- a/addons/point_of_sale/static/src/js/Screens/ReceiptScreen/ReceiptScreen.js
+++ b/addons/point_of_sale/static/src/js/Screens/ReceiptScreen/ReceiptScreen.js
@@ -48,7 +48,7 @@ odoo.define('point_of_sale.ReceiptScreen', function (require) {
                     await this._sendReceiptToCustomer();
                     this.orderUiState.emailSuccessful = true;
                     this.orderUiState.emailNotice = this.env._t('Email sent.');
-                } catch (error) {
+                } catch (_error) {
                     this.orderUiState.emailSuccessful = false;
                     this.orderUiState.emailNotice = this.env._t('Sending email failed. Please try again.');
                 }
diff --git a/addons/point_of_sale/static/src/js/db.js b/addons/point_of_sale/static/src/js/db.js
index 8330b038540..4d24a40bf60 100644
--- a/addons/point_of_sale/static/src/js/db.js
+++ b/addons/point_of_sale/static/src/js/db.js
@@ -335,7 +335,7 @@ var PosDB = core.Class.extend({
             query = query.replace(/[\[\]\(\)\+\*\?\.\-\!\&\^\$\|\~\_\{\}\:\,\\\/]/g,'.');
             query = query.replace(/ /g,'.+');
             var re = RegExp("([0-9]+):.*?"+utils.unaccent(query),"gi");
-        }catch(e){
+        }catch(_e){
             return [];
         }
         var results = [];
@@ -398,7 +398,7 @@ var PosDB = core.Class.extend({
             query = query.replace(/[\[\]\(\)\+\*\?\.\-\!\&\^\$\|\~\_\{\}\:\,\\\/]/g,'.');
             query = query.replace(/ /g,'.+');
             var re = RegExp("([0-9]+):.*?"+utils.unaccent(query),"gi");
-        }catch(e){
+        }catch(_e){
             return [];
         }
         var results = [];
diff --git a/addons/point_of_sale/static/src/js/models.js b/addons/point_of_sale/static/src/js/models.js
index 9482dcddef7..4a57b3a8868 100644
--- a/addons/point_of_sale/static/src/js/models.js
+++ b/addons/point_of_sale/static/src/js/models.js
@@ -1147,7 +1147,7 @@ class Orderline extends PosModel {
         if (options.json) {
             try {
                 this.init_from_JSON(options.json);
-            } catch(error) {
+            } catch(_error) {
                 console.error('ERROR: attempting to recover product ID', options.json.product_id,
                     'not available in the point of sale. Correct the product or clean the browser cache.');
             }
diff --git a/addons/point_of_sale/static/src/js/printers.js b/addons/point_of_sale/static/src/js/printers.js
index 948c693aaf7..2027ae821ac 100644
--- a/addons/point_of_sale/static/src/js/printers.js
+++ b/addons/point_of_sale/static/src/js/printers.js
@@ -64,7 +64,7 @@ var PrinterMixin = {
             image = await this.htmlToImg(receipt);
             try {
                 sendPrintResult = await this.send_printing_job(image);
-            } catch (error) {
+            } catch (_error) {
                 // Error in communicating to the IoT box.
                 this.receipt_queue.length = 0;
                 return this.printResultGenerator.IoTActionError();
diff --git a/addons/pos_gift_card/static/src/js/PaymentScreen.js b/addons/pos_gift_card/static/src/js/PaymentScreen.js
index b06ee702765..01094035b4f 100644
--- a/addons/pos_gift_card/static/src/js/PaymentScreen.js
+++ b/addons/pos_gift_card/static/src/js/PaymentScreen.js
@@ -47,7 +47,7 @@ odoo.define('pos_gift_card.PaymentScreen', function(require) {
                                 }
                             }
                         }
-                    } catch (e) {
+                    } catch (_e) {
                         // do nothing with the error
                     }
                 }
diff --git a/addons/pos_mercury/static/src/js/pos_mercury.js b/addons/pos_mercury/static/src/js/pos_mercury.js
index ec47801afa1..7fd4c931880 100644
--- a/addons/pos_mercury/static/src/js/pos_mercury.js
+++ b/addons/pos_mercury/static/src/js/pos_mercury.js
@@ -48,7 +48,7 @@ const PosMercuryPosGlobalState = (PosGlobalState) => class PosMercuryPosGlobalSt
             magtek_generated.shift(); // reader enc status
 
             return to_return;
-        } catch (e) {
+        } catch (_e) {
             return 0;
         }
     }
diff --git a/addons/pos_restaurant/static/src/js/Screens/TicketScreen.js b/addons/pos_restaurant/static/src/js/Screens/TicketScreen.js
index 63fdc952fd2..7c9a1a28cee 100644
--- a/addons/pos_restaurant/static/src/js/Screens/TicketScreen.js
+++ b/addons/pos_restaurant/static/src/js/Screens/TicketScreen.js
@@ -109,7 +109,7 @@ odoo.define('pos_restaurant.TicketScreen', function (require) {
                     }
                     order.finalize();
                     return true;
-                } catch (error) {
+                } catch (_error) {
                     const { confirmed } = await this.showPopup('ConfirmPopup', {
                         title: 'Failed to set tip',
                         body: `Failed to set tip to ${order.name}. Do you want to proceed on setting the tips of the remaining?`,
diff --git a/addons/pos_restaurant/static/src/js/Screens/TipScreen.js b/addons/pos_restaurant/static/src/js/Screens/TipScreen.js
index adb9c8ce48e..61ec91ef335 100644
--- a/addons/pos_restaurant/static/src/js/Screens/TipScreen.js
+++ b/addons/pos_restaurant/static/src/js/Screens/TipScreen.js
@@ -140,7 +140,7 @@ odoo.define('pos_restaurant.TipScreen', function (require) {
             try {
                 $(this.el).find('.pos-receipt-container').html(receipt);
                 window.print();
-            } catch (err) {
+            } catch (_err) {
                 await this.showPopup('ErrorPopup', {
                     title: this.env._t('Printing is not supported on some browsers'),
                     body: this.env._t(
diff --git a/addons/pos_sale/static/src/js/OrderManagementScreen/SaleOrderManagementScreen.js b/addons/pos_sale/static/src/js/OrderManagementScreen/SaleOrderManagementScreen.js
index c1287b6467c..9be00807202 100644
--- a/addons/pos_sale/static/src/js/OrderManagementScreen/SaleOrderManagementScreen.js
+++ b/addons/pos_sale/static/src/js/OrderManagementScreen/SaleOrderManagementScreen.js
@@ -88,7 +88,7 @@ odoo.define('pos_sale.SaleOrderManagementScreen', function (require) {
               try {
                 await this.env.pos.load_new_partners();
               }
-              catch (error){
+              catch (_error){
               }
               currentPOSOrder.set_partner(this.env.pos.db.get_partner_by_id(sale_order.partner_id[0]));
               let orderFiscalPos = sale_order.fiscal_position_id ? this.env.pos.fiscal_positions.find(
diff --git a/addons/product/static/src/js/product_pricelist_report.js b/addons/product/static/src/js/product_pricelist_report.js
index 5c1d35ac8bb..29776acb451 100644
--- a/addons/product/static/src/js/product_pricelist_report.js
+++ b/addons/product/static/src/js/product_pricelist_report.js
@@ -95,7 +95,7 @@ var GeneratePriceList = AbstractAction.extend(StandaloneFieldManagerMixin, {
             try {
                 this.context.active_ids = params.params.active_ids.split(',').map(id => parseInt(id));
                 this.context.active_model = params.params.active_model;
-            } catch(e) {
+            } catch(_e) {
                 console.log('unable to load ids from the url fragment 🙁');
             }
         }
diff --git a/addons/stock/static/src/js/lazy_column_list.js b/addons/stock/static/src/js/lazy_column_list.js
index 9d7f2135191..0e3a92e6954 100644
--- a/addons/stock/static/src/js/lazy_column_list.js
+++ b/addons/stock/static/src/js/lazy_column_list.js
@@ -156,7 +156,7 @@ const LazyColumnListRenderer = ListRenderer.extend({
             if (JSON.parse(node.attrs.options).lazy) {
                 return true;
             }
-        } catch (e) {
+        } catch (_e) {
             return false;
         }
         return false;
diff --git a/addons/web/static/src/core/browser/browser.js b/addons/web/static/src/core/browser/browser.js
index 560f8ed41cd..12ae06da488 100644
--- a/addons/web/static/src/core/browser/browser.js
+++ b/addons/web/static/src/core/browser/browser.js
@@ -15,7 +15,7 @@ try {
     // Safari crashes in Private Browsing
     localStorage.setItem("__localStorage__", "true");
     localStorage.removeItem("__localStorage__");
-} catch (e) {
+} catch (_e) {
     localStorage = makeRAMLocalStorage();
     sessionStorage = makeRAMLocalStorage();
 }
diff --git a/addons/web/static/src/core/datepicker/datepicker.js b/addons/web/static/src/core/datepicker/datepicker.js
index 622dca86bae..328deb913fc 100644
--- a/addons/web/static/src/core/datepicker/datepicker.js
+++ b/addons/web/static/src/core/datepicker/datepicker.js
@@ -140,7 +140,7 @@ export class DatePicker extends LegacyComponent {
     updateInput() {
         try {
             this.inputRef.el.value = this.format(this.date, this.options);
-        } catch (err) {
+        } catch (_err) {
             // Do nothing
         }
     }
@@ -192,7 +192,7 @@ export class DatePicker extends LegacyComponent {
                 this.state.warning = date > DateTime.local();
                 this.props.onDateTimeChanged(date);
             }
-        } catch (err) {
+        } catch (_err) {
             // Reset to default (= given) date.
             this.updateInput();
         }
diff --git a/addons/web/static/src/core/errors/error_utils.js b/addons/web/static/src/core/errors/error_utils.js
index e1c49025259..67ecdc60290 100644
--- a/addons/web/static/src/core/errors/error_utils.js
+++ b/addons/web/static/src/core/errors/error_utils.js
@@ -52,7 +52,7 @@ export async function annotateTraceback(error) {
         await loadAssets({
             jsLibs: ["/web/static/lib/stacktracejs/stacktrace.js"],
         });
-    } catch (e) {
+    } catch (_e) {
         return traceback;
     }
     // In Firefox, the error stack generated by anonymous code (example: invalid
diff --git a/addons/web/static/src/core/network/download.js b/addons/web/static/src/core/network/download.js
index c5de78807d1..c9be238b78f 100644
--- a/addons/web/static/src/core/network/download.js
+++ b/addons/web/static/src/core/network/download.js
@@ -423,7 +423,7 @@ function _download(data, filename, mimetype) {
         if (typeof blob === "string" || blob.constructor === toString) {
             try {
                 return saver(`data:${mimeType};base64,${self.btoa(blob)}`);
-            } catch (y) {
+            } catch (_y) {
                 return saver(`data:${mimeType},${encodeURIComponent(blob)}`);
             }
         }
@@ -505,7 +505,7 @@ download._download = (options) => {
                         // a Serialized python Error
                         const node = nodes[1] || nodes[0];
                         error = JSON.parse(node.textContent);
-                    } catch (e) {
+                    } catch (_e) {
                         error = {
                             message: "Arbitrary Uncaught Python Exception",
                             data: {
diff --git a/addons/web/static/src/core/scroller_service.js b/addons/web/static/src/core/scroller_service.js
index bfdcfa67764..4f092d70cac 100644
--- a/addons/web/static/src/core/scroller_service.js
+++ b/addons/web/static/src/core/scroller_service.js
@@ -38,7 +38,7 @@ export const scrollerService = {
                     let matchingEl = null;
                     try {
                         matchingEl = document.querySelector(`.o_content #${href.value.substr(1)}`);
-                    } catch (e) {
+                    } catch (_e) {
                         // Invalid selector: not an anchor anyway
                     }
                     const triggerEv = new CustomEvent("anchor-link-clicked", {
diff --git a/addons/web/static/src/legacy/backend_utils.js b/addons/web/static/src/legacy/backend_utils.js
index 16a37d3adc6..6fcaad96ba1 100644
--- a/addons/web/static/src/legacy/backend_utils.js
+++ b/addons/web/static/src/legacy/backend_utils.js
@@ -170,7 +170,7 @@ export function searchModelStateToLegacy(state) {
                 let context = item.context;
                 try {
                     context = makeContext([context]);
-                } catch (e) {}
+                } catch (_e) {}
                 filter.context = context;
         }
         filters[item.id] = filter;
diff --git a/addons/web/static/src/legacy/js/components/datepicker.js b/addons/web/static/src/legacy/js/components/datepicker.js
index da4a909c4d5..5677f7ccb60 100644
--- a/addons/web/static/src/legacy/js/components/datepicker.js
+++ b/addons/web/static/src/legacy/js/components/datepicker.js
@@ -111,7 +111,7 @@ odoo.define('web.DatePickerOwl', function (require) {
         _formatDate(date) {
             try {
                 return field_utils.format[this.typeOfDate](date, null, { timezone: false });
-            } catch (err) {
+            } catch (_err) {
                 return false;
             }
         }
@@ -124,7 +124,7 @@ odoo.define('web.DatePickerOwl', function (require) {
         _parseInput(inputValue) {
             try {
                 return field_utils.parse[this.typeOfDate](inputValue, null, { timezone: false });
-            } catch (err) {
+            } catch (_err) {
                 return false;
             }
         }
diff --git a/addons/web/static/src/legacy/js/components/pager.js b/addons/web/static/src/legacy/js/components/pager.js
index bca9178753f..801bf9134b3 100644
--- a/addons/web/static/src/legacy/js/components/pager.js
+++ b/addons/web/static/src/legacy/js/components/pager.js
@@ -84,7 +84,7 @@ odoo.define('web.Pager', function (require) {
         async _changeSelection(direction) {
             try {
                 await this.props.validate();
-            } catch (err) {
+            } catch (_err) {
                 return;
             }
             const { limit, size } = this.props;
@@ -115,7 +115,7 @@ odoo.define('web.Pager', function (require) {
         async _saveValue(value) {
             try {
                 await this.props.validate();
-            } catch (err) {
+            } catch (_err) {
                 return;
             }
             const [min, max] = value.trim().split(/\s*[\-\s,;]\s*/);
diff --git a/addons/web/static/src/legacy/js/control_panel/control_panel_model_extension.js b/addons/web/static/src/legacy/js/control_panel/control_panel_model_extension.js
index 7deedae7996..46e6571f589 100644
--- a/addons/web/static/src/legacy/js/control_panel/control_panel_model_extension.js
+++ b/addons/web/static/src/legacy/js/control_panel/control_panel_model_extension.js
@@ -899,7 +899,7 @@ odoo.define("web/static/src/js/control_panel/control_panel_model_extension.js",
                         child.attrs.defaultInterval = context.group_by.split(':')[1];
                         child.tag = 'groupBy';
                     }
-                } catch (e) { }
+                } catch (_e) { }
             }
             if (child.attrs.name in this.searchDefaults) {
                 child.attrs.isDefault = true;
diff --git a/addons/web/static/src/legacy/js/control_panel/custom_filter_item.js b/addons/web/static/src/legacy/js/control_panel/custom_filter_item.js
index 1b1b46c366d..2fd044d161a 100644
--- a/addons/web/static/src/legacy/js/control_panel/custom_filter_item.js
+++ b/addons/web/static/src/legacy/js/control_panel/custom_filter_item.js
@@ -260,7 +260,7 @@ odoo.define('web.CustomFilterItem', function (require) {
                     condition.value = field_utils.parse[type](ev.target.value);
                     // Write displayed value in the input and 'displayedValue' property
                     condition.displayedValue = ev.target.value;
-                } catch (err) {
+                } catch (_err) {
                     // Parsing error: reverts to previous value
                     ev.target.value = condition.displayedValue;
                 }
diff --git a/addons/web/static/src/legacy/js/control_panel/search_bar.js b/addons/web/static/src/legacy/js/control_panel/search_bar.js
index 865f1d6e691..833b5eb8563 100644
--- a/addons/web/static/src/legacy/js/control_panel/search_bar.js
+++ b/addons/web/static/src/legacy/js/control_panel/search_bar.js
@@ -163,7 +163,7 @@ odoo.define('web.SearchBar', function (require) {
                 if (typeof args === 'string') {
                     try {
                         args = Domain.prototype.stringToArray(args);
-                    } catch (err) {
+                    } catch (_err) {
                         args = [];
                     }
                 }
@@ -295,7 +295,7 @@ odoo.define('web.SearchBar', function (require) {
         _validateSource(query, source) {
             try {
                 this._parseWithSource(query, source);
-            } catch (err) {
+            } catch (_err) {
                 return false;
             }
             return true;
diff --git a/addons/web/static/src/legacy/js/core/ajax.js b/addons/web/static/src/legacy/js/core/ajax.js
index 18f3e4d02a1..80a45c02eb0 100644
--- a/addons/web/static/src/legacy/js/core/ajax.js
+++ b/addons/web/static/src/legacy/js/core/ajax.js
@@ -288,7 +288,7 @@ function get_file(options) {
             try { // Case of a serialized Odoo Exception: It is Json Parsable
                 var node = nodes[1] || nodes[0];
                 err = JSON.parse(node.textContent);
-            } catch (e) { // Arbitrary uncaught python side exception
+            } catch (_e) { // Arbitrary uncaught python side exception
                 err = {
                     message: nodes.length > 1 ? nodes[1].textContent : '',
                     data: {
diff --git a/addons/web/static/src/legacy/js/core/local_storage.js b/addons/web/static/src/legacy/js/core/local_storage.js
index ecc0cb7b78f..642463f27e2 100644
--- a/addons/web/static/src/legacy/js/core/local_storage.js
+++ b/addons/web/static/src/legacy/js/core/local_storage.js
@@ -39,12 +39,12 @@ try {
                     key: key,
                     newValue: newValue,
                 });
-            } catch (error) {}
+            } catch (_error) {}
         });
         return storage;
     })();
 
-} catch (exception) {
+} catch (_exception) {
 	console.warn('Fail to load localStorage');
     storage = new RamStorage();
 }
diff --git a/addons/web/static/src/legacy/js/core/session.js b/addons/web/static/src/legacy/js/core/session.js
index 25402888bcb..0ba3b5160a3 100644
--- a/addons/web/static/src/legacy/js/core/session.js
+++ b/addons/web/static/src/legacy/js/core/session.js
@@ -156,7 +156,7 @@ var Session = core.Class.extend(mixins.EventDispatcherMixin, {
             if(cookie.indexOf(nameEQ) === 0) {
                 try {
                     return JSON.parse(decodeURIComponent(cookie.substring(nameEQ.length)));
-                } catch(err) {
+                } catch(_err) {
                     // wrong cookie, delete it
                     this.set_cookie(name, '', -1);
                 }
diff --git a/addons/web/static/src/legacy/js/core/session_storage.js b/addons/web/static/src/legacy/js/core/session_storage.js
index c0787f4d540..f78ffdbde5c 100644
--- a/addons/web/static/src/legacy/js/core/session_storage.js
+++ b/addons/web/static/src/legacy/js/core/session_storage.js
@@ -41,12 +41,12 @@ try {
                         newValue: newValue,
                     });
                 }
-            } catch (error) {}
+            } catch (_error) {}
         });
         return storage;
     })();
 
-} catch (exception) {
+} catch (_exception) {
     console.warn('Fail to load sessionStorage');
     storage = new RamStorage();
 }
diff --git a/addons/web/static/src/legacy/js/core/time.js b/addons/web/static/src/legacy/js/core/time.js
index 9a640d231c8..226fa534d45 100644
--- a/addons/web/static/src/legacy/js/core/time.js
+++ b/addons/web/static/src/legacy/js/core/time.js
@@ -183,13 +183,13 @@ function time_to_str (obj) {
 function auto_str_to_date (value) {
     try {
         return str_to_datetime(value);
-    } catch(e) {}
+    } catch(_e) {}
     try {
         return str_to_date(value);
-    } catch(e) {}
+    } catch(_e) {}
     try {
         return str_to_time(value);
-    } catch(e) {}
+    } catch(_e) {}
     throw new Error(_.str.sprintf(_t("'%s' is not a correct date, datetime nor time"), value));
 }
 
diff --git a/addons/web/static/src/legacy/js/fields/abstract_field.js b/addons/web/static/src/legacy/js/fields/abstract_field.js
index 2de7fbd3933..12d233bb386 100644
--- a/addons/web/static/src/legacy/js/fields/abstract_field.js
+++ b/addons/web/static/src/legacy/js/fields/abstract_field.js
@@ -568,7 +568,7 @@ var AbstractField = Widget.extend({
         try {
             value = this._parseValue(value);
             this._isValid = true;
-        } catch (e) {
+        } catch (_e) {
             this._isValid = false;
             this.trigger_up('set_dirty', {dataPointID: this.dataPointID});
             return Promise.reject({message: "Value set is not valid"});
diff --git a/addons/web/static/src/legacy/js/fields/abstract_field_owl.js b/addons/web/static/src/legacy/js/fields/abstract_field_owl.js
index 6631348dc29..676fdb3c5b1 100644
--- a/addons/web/static/src/legacy/js/fields/abstract_field_owl.js
+++ b/addons/web/static/src/legacy/js/fields/abstract_field_owl.js
@@ -537,7 +537,7 @@ odoo.define('web.AbstractFieldOwl', function (require) {
             try {
                 value = this._parseValue(value);
                 this._isValid = true;
-            } catch (e) {
+            } catch (_e) {
                 this._isValid = false;
                 this.trigger('set-dirty', {dataPointID: this.dataPointId});
                 return Promise.reject({message: "Value set is not valid"});
diff --git a/addons/web/static/src/legacy/js/fields/basic_fields.js b/addons/web/static/src/legacy/js/fields/basic_fields.js
index ab7e399f0fe..e00f3edbb00 100644
--- a/addons/web/static/src/legacy/js/fields/basic_fields.js
+++ b/addons/web/static/src/legacy/js/fields/basic_fields.js
@@ -517,7 +517,7 @@ var NumericField = InputField.extend({
                 value = this._formatValue(value);
                 // Set the computed value in the input
                 this.$input.val(value);
-            } catch (err) {
+            } catch (_err) {
                 // in case of exception, set value as the original value
                 // that way the Webclient will show an error as
                 // it is expecting a numeric value.
@@ -711,7 +711,7 @@ var FieldDateRange = InputField.extend({
         const value = this.mode === "readonly" ? this.value : this.$input.val();
         try {
             return field_utils.parse[this.formatType](value, this.field, { timezone: true }) || true;
-        } catch (error) {
+        } catch (_error) {
             return false;
         }
     },
@@ -731,7 +731,7 @@ var FieldDateRange = InputField.extend({
             // user may enter manual value in input and it may not be parsed as date/datetime value
             this.removeInvalidClass();
             return field_utils.parse[this.formatType](this.$input.val(), this.field, { timezone: true });
-        } catch (error) {
+        } catch (_error) {
             this.setInvalidClass();
             return false;
         }
@@ -3194,7 +3194,7 @@ var FieldProgressBar = AbstractField.extend({
         try {
             // Cover all numbers with parseFloat
             parsedValue = field_utils.parse.float($input.val());
-        } catch (error) {
+        } catch (_error) {
             this.displayNotification({ message: _t("Please enter a numerical value"), type: 'danger' });
         }
 
@@ -4138,7 +4138,7 @@ var FieldColorPicker = FieldInteger.extend({
     _highlightSelectedColor: function(){
         try{
             $(this.$('li')[parseInt(this.value)]).css('border', '2px solid teal');
-        } catch(err) {
+        } catch(_err) {
 
         }
     },
diff --git a/addons/web/static/src/legacy/js/views/kanban/kanban_controller.js b/addons/web/static/src/legacy/js/views/kanban/kanban_controller.js
index 5ff92948aff..7f807eb0465 100644
--- a/addons/web/static/src/legacy/js/views/kanban/kanban_controller.js
+++ b/addons/web/static/src/legacy/js/views/kanban/kanban_controller.js
@@ -183,7 +183,7 @@ var KanbanController = BasicController.extend({
             }
             try {
                 var visible = new Domain(domain).compute(data.evalContext);
-            } catch (e) {
+            } catch (_e) {
                 return;
             }
             if (!visible) {
diff --git a/addons/web/static/src/legacy/js/widgets/date_picker.js b/addons/web/static/src/legacy/js/widgets/date_picker.js
index fdbd1f7d891..847e1175ff5 100644
--- a/addons/web/static/src/legacy/js/widgets/date_picker.js
+++ b/addons/web/static/src/legacy/js/widgets/date_picker.js
@@ -155,7 +155,7 @@ var DateWidget = Widget.extend({
             try {
                 this._parseClient(value);
                 return true;
-            } catch (e) {
+            } catch (_e) {
                 return false;
             }
         }
diff --git a/addons/web/static/src/legacy/js/widgets/domain_selector.js b/addons/web/static/src/legacy/js/widgets/domain_selector.js
index 7994e476956..fa99e3edbde 100644
--- a/addons/web/static/src/legacy/js/widgets/domain_selector.js
+++ b/addons/web/static/src/legacy/js/widgets/domain_selector.js
@@ -396,7 +396,7 @@ var DomainTree = DomainNode.extend({
         try {
             parsedDomain = Domain.prototype.stringToArray(domain);
             this.invalidDomain = false;
-        } catch (err) {
+        } catch (_err) {
             // TODO: domain could contain `parent` for example, which is
             // currently not handled by the DomainSelector
             this.invalidDomain = true;
@@ -603,7 +603,7 @@ var DomainSelector = DomainTree.extend({
         const rawDomain = e.currentTarget.value;
         try {
             Domain.prototype.stringToArray(rawDomain);
-        } catch (err) { // If there is a syntax error, just ignore the change
+        } catch (_err) { // If there is a syntax error, just ignore the change
             this.displayNotification({ title: _t("Syntax error"), message: _t("Domain not properly formed"), type: 'danger' });
             return;
         }
@@ -712,7 +712,7 @@ var DomainLeaf = DomainNode.extend({
                     if (selectedField && !selectedField.relation && !_.isArray(this.value)) {
                         this.displayValue = field_utils.format[selectedField.type](this.value, selectedField);
                     }
-                } catch (err) {/**/}
+                } catch (_err) {/**/}
                 this.displayOperator = this.operator;
                 if (selectedField.type === "boolean") {
                     this.displayValue = this.value ? "1" : "0";
@@ -846,7 +846,7 @@ var DomainLeaf = DomainNode.extend({
         var selectedField = this.fieldSelector.getSelectedField() || {};
         try {
             this.value = field_utils.parse[selectedField.type](value, selectedField);
-        } catch (err) {
+        } catch (_err) {
             this.value = value;
             couldNotParse = true;
         }
diff --git a/addons/web/static/src/search/filter_menu/custom_filter_item.js b/addons/web/static/src/search/filter_menu/custom_filter_item.js
index dca07157828..dfc807f9a4c 100644
--- a/addons/web/static/src/search/filter_menu/custom_filter_item.js
+++ b/addons/web/static/src/search/filter_menu/custom_filter_item.js
@@ -306,7 +306,7 @@ export class CustomFilterItem extends Component {
             // Only updates values if it can be correctly parsed and formatted.
             condition.value = parsed;
             condition.displayedValue = formatted;
-        } catch (err) {
+        } catch (_err) {
             // Parsing error: nothing is done
         }
         ev.target.value = condition.displayedValue;
diff --git a/addons/web/static/src/search/search_arch_parser.js b/addons/web/static/src/search/search_arch_parser.js
index 4556c9283ff..9e71ba747f4 100644
--- a/addons/web/static/src/search/search_arch_parser.js
+++ b/addons/web/static/src/search/search_arch_parser.js
@@ -20,7 +20,7 @@ const DEFAULT_VIEWS_WITH_SEARCH_PANEL = ["kanban", "list"];
 const getContextGroubBy = (context) => {
     try {
         return makeContext([context]).group_by.split(":");
-    } catch (err) {
+    } catch (_err) {
         return [];
     }
 };
diff --git a/addons/web/static/src/search/search_bar/search_bar.js b/addons/web/static/src/search/search_bar/search_bar.js
index 66c52344c45..69b25485b9c 100644
--- a/addons/web/static/src/search/search_bar/search_bar.js
+++ b/addons/web/static/src/search/search_bar/search_bar.js
@@ -144,7 +144,7 @@ export class SearchBar extends LegacyComponent {
                         value = parser(trimmedQuery);
                     }
                 }
-            } catch (e) {
+            } catch (_e) {
                 continue;
             }
 
@@ -183,7 +183,7 @@ export class SearchBar extends LegacyComponent {
         if (searchItem.domain) {
             try {
                 domain = new Domain(searchItem.domain).toList();
-            } catch (e) {
+            } catch (_e) {
                 // Pass
             }
         }
diff --git a/addons/web/static/src/webclient/actions/action_service.js b/addons/web/static/src/webclient/actions/action_service.js
index 0a983c087f0..48b24f1ff88 100644
--- a/addons/web/static/src/webclient/actions/action_service.js
+++ b/addons/web/static/src/webclient/actions/action_service.js
@@ -1168,7 +1168,7 @@ function makeActionManager(env) {
                     // warning: quotes and double quotes problem due to json and xml clash
                     // maybe we should force escaping in xml or do a better parse of the args array
                     additionalArgs = JSON.parse(params.args.replace(/'/g, '"'));
-                } catch (e) {
+                } catch (_e) {
                     browser.console.error("Could not JSON.parse arguments", params.args);
                 }
                 args = args.concat(additionalArgs);
diff --git a/addons/web/static/tests/core/l10n/dates_tests.js b/addons/web/static/tests/core/l10n/dates_tests.js
index e9033d84628..660d6b44a2f 100644
--- a/addons/web/static/tests/core/l10n/dates_tests.js
+++ b/addons/web/static/tests/core/l10n/dates_tests.js
@@ -42,11 +42,11 @@ function runTestSet(assert, testSet, options) {
         let res2;
         try {
             res1 = options.newFn(input);
-        } catch (e) {}
+        } catch (_e) {}
 
         try {
             res2 = options.legacyFn(input);
-        } catch (e) {}
+        } catch (_e) {}
 
         const expect =
             expected.length === 1
diff --git a/addons/web/static/tests/core/network/rpc_service_tests.js b/addons/web/static/tests/core/network/rpc_service_tests.js
index 4ecc5f8ef1c..3ec77c4da32 100644
--- a/addons/web/static/tests/core/network/rpc_service_tests.js
+++ b/addons/web/static/tests/core/network/rpc_service_tests.js
@@ -109,7 +109,7 @@ QUnit.test("trigger an error when response has 'error' key", async (assert) => {
     });
     try {
         await env.services.rpc("/test/");
-    } catch (error) {
+    } catch (_error) {
         assert.ok(true);
     }
     unpatch(browser, "mock.xhr");
@@ -235,7 +235,7 @@ QUnit.test("check trigger RPC:REQUEST and RPC:RESPONSE for a rpc with an error",
     });
     try {
         await env.services.rpc("/test/");
-    } catch (e) {
+    } catch (_e) {
         assert.ok(true);
     }
     assert.strictEqual(rpcIdsRequest.toString(), rpcIdsResponse.toString());
diff --git a/addons/web/static/tests/helpers/mock_services.js b/addons/web/static/tests/helpers/mock_services.js
index 593e339756b..b697ff3e429 100644
--- a/addons/web/static/tests/helpers/mock_services.js
+++ b/addons/web/static/tests/helpers/mock_services.js
@@ -95,11 +95,11 @@ export function makeMockXHR(response, sendCb, def) {
                     if (typeof data === "string") {
                         try {
                             data = JSON.parse(data);
-                        } catch (e) {}
+                        } catch (_e) {}
                     }
                     try {
                         await sendCb.call(this, data);
-                    } catch (e) {
+                    } catch (_e) {
                         listener = this._errorListener;
                     }
                 }
@@ -135,7 +135,7 @@ export function makeMockFetch(mockRPC) {
         try {
             res = await _rpc(route, params);
             status = 200;
-        } catch (e) {
+        } catch (_e) {
             status = 500;
         }
         const blob = new Blob([JSON.stringify(res || {})], { type: "application/json" });
diff --git a/addons/web/static/tests/legacy/fields/basic_fields_tests.js b/addons/web/static/tests/legacy/fields/basic_fields_tests.js
index 00b154a4191..d0005289f02 100644
--- a/addons/web/static/tests/legacy/fields/basic_fields_tests.js
+++ b/addons/web/static/tests/legacy/fields/basic_fields_tests.js
@@ -8254,7 +8254,7 @@ QUnit.module('basic_fields', {
         var left = $progressBarEl.offset().left + 5;
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "click");
-        } catch (e) {
+        } catch (_e) {
             form.destroy();
             $view.remove();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
@@ -8301,7 +8301,7 @@ QUnit.module('basic_fields', {
         var left = $progressBarEl.offset().left + 5;
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "click");
-        } catch (e) {
+        } catch (_e) {
             form.destroy();
             $view.remove();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
diff --git a/addons/web/static/tests/legacy/mockserver_tests.js b/addons/web/static/tests/legacy/mockserver_tests.js
index 02e4ccf2d81..36a571fe719 100644
--- a/addons/web/static/tests/legacy/mockserver_tests.js
+++ b/addons/web/static/tests/legacy/mockserver_tests.js
@@ -114,7 +114,7 @@ QUnit.module("Legacy MockServer", {
                 args: [],
                 kwargs: {},
             });
-        } catch (error) {
+        } catch (_error) {
             assert.step("name_get failed")
         }
         assert.verifySteps(["name_get failed"])
@@ -166,7 +166,7 @@ QUnit.module("Legacy MockServer", {
                 args: [11111],
                 kwargs: {},
             });
-        } catch (error) {
+        } catch (_error) {
             assert.step("name_get failed")
         }
         assert.verifySteps(["name_get failed"])
diff --git a/addons/web/static/tests/legacy/views/basic_model_tests.js b/addons/web/static/tests/legacy/views/basic_model_tests.js
index 884ae73295f..3bf60f59333 100644
--- a/addons/web/static/tests/legacy/views/basic_model_tests.js
+++ b/addons/web/static/tests/legacy/views/basic_model_tests.js
@@ -247,7 +247,7 @@ odoo.define('web.basic_model_tests', function (require) {
             try {
                 await model.load(this.params);
             }
-            catch (e) {
+            catch (_e) {
                 assert.ok("load should return a rejected deferred for an invalid id");
             }
 
diff --git a/addons/web/static/tests/legacy/views/calendar_tests.js b/addons/web/static/tests/legacy/views/calendar_tests.js
index 75f95d7de7a..778bbc65715 100644
--- a/addons/web/static/tests/legacy/views/calendar_tests.js
+++ b/addons/web/static/tests/legacy/views/calendar_tests.js
@@ -731,7 +731,7 @@ QUnit.module('Views', {
 
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -1107,7 +1107,7 @@ QUnit.module('Views', {
 
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -1242,7 +1242,7 @@ QUnit.module('Views', {
 
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -1391,7 +1391,7 @@ QUnit.module('Views', {
 
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -1533,7 +1533,7 @@ QUnit.module('Views', {
         var pos = calendar.$('.fc-bg td:eq(4)').offset();
         try {
             testUtils.dom.triggerPositionalMouseEvent(pos.left+15, pos.top+15, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -1611,7 +1611,7 @@ QUnit.module('Views', {
         var pos = calendar.$('.fc-bg td:eq(4)').offset();
         try {
             testUtils.dom.triggerPositionalMouseEvent(pos.left + 15, pos.top + 15, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -1663,7 +1663,7 @@ QUnit.module('Views', {
         var pos = calendar.$('.fc-bg td:eq(4)').offset();
         try {
             testUtils.dom.triggerPositionalMouseEvent(pos.left+15, pos.top+15, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -1716,7 +1716,7 @@ QUnit.module('Views', {
         var pos = calendar.$('.fc-bg td:eq(17)').offset();
         try {
             testUtils.dom.triggerPositionalMouseEvent(pos.left+15, pos.top+15, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -2327,7 +2327,7 @@ QUnit.module('Views', {
         var top = calendar.$('.fc-slats tr:eq(12) td:first').offset().top+15;
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -2427,7 +2427,7 @@ QUnit.module('Views', {
         var top = calendar.$('.fc-slats tr:eq(12) td:first').offset().top+15;
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
@@ -2657,7 +2657,7 @@ QUnit.module('Views', {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mousedown");
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mouseup");
             await testUtils.nextTick();
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test failed to simulate a click on the screen.' +
                 'Your screen is probably too small or your dev tools are open.');
@@ -3778,7 +3778,7 @@ QUnit.module('Views', {
 
         try {
             testUtils.dom.triggerPositionalMouseEvent(left, top, "mousedown");
-        } catch (e) {
+        } catch (_e) {
             calendar.destroy();
             throw new Error('The test fails to simulate a click in the screen. Your screen is probably too small or your dev tools is open.');
         }
diff --git a/addons/web/static/tests/legacy/views/kanban_tests.js b/addons/web/static/tests/legacy/views/kanban_tests.js
index 170595ab954..54e19fcb9b7 100644
--- a/addons/web/static/tests/legacy/views/kanban_tests.js
+++ b/addons/web/static/tests/legacy/views/kanban_tests.js
@@ -5626,7 +5626,7 @@ QUnit.module('Views', {
         try {
             await testUtils.dom.click(kanban.$('.o_kanban_record:contains(yop) button[data-name="toggle_action"]'));
             assert.strictEqual(true, true, 'Everything went fine');
-        } catch (e) {
+        } catch (_e) {
             assert.strictEqual(true, false, 'Error triggered at action execution');
         }
         kanban.destroy();
diff --git a/addons/web/static/tests/search/group_by_tests.js b/addons/web/static/tests/search/group_by_tests.js
index fee7912d2a4..8485042da15 100644
--- a/addons/web/static/tests/search/group_by_tests.js
+++ b/addons/web/static/tests/search/group_by_tests.js
@@ -34,12 +34,12 @@ QUnit.module("GroupBy Class", {}, () => {
         assert.expect(3);
         try {
             getGroupBy(":day");
-        } catch (e) {
+        } catch (_e) {
             assert.step("Error 1");
         }
         try {
             getGroupBy("diay_name:yar");
-        } catch (e) {
+        } catch (_e) {
             assert.step("Error 2");
         }
         assert.verifySteps(["Error 1", "Error 2"]);
@@ -56,22 +56,22 @@ QUnit.module("GroupBy Class", {}, () => {
         assert.expect(5);
         try {
             getGroupBy("", fields);
-        } catch (e) {
+        } catch (_e) {
             assert.step("Error 1");
         }
         try {
             getGroupBy("display_name:day", fields);
-        } catch (e) {
+        } catch (_e) {
             assert.step("Error 2");
         }
         try {
             getGroupBy("diay_name:year", fields);
-        } catch (e) {
+        } catch (_e) {
             assert.step("Error 3");
         }
         try {
             getGroupBy("diay_name:yar", fields);
-        } catch (e) {
+        } catch (_e) {
             assert.step("Error 4");
         }
         assert.verifySteps(["Error 1", "Error 2", "Error 3", "Error 4"]);
@@ -91,7 +91,7 @@ QUnit.module("GroupBy Class", {}, () => {
         assert.expect(2);
         try {
             getGroupBy("date_field:yar", fields);
-        } catch (e) {
+        } catch (_e) {
             assert.step("Error");
         }
         assert.verifySteps(["Error"]);
diff --git a/addons/web/static/tests/webclient/actions/report_action_tests.js b/addons/web/static/tests/webclient/actions/report_action_tests.js
index 42901b832fb..ada6c261a5d 100644
--- a/addons/web/static/tests/webclient/actions/report_action_tests.js
+++ b/addons/web/static/tests/webclient/actions/report_action_tests.js
@@ -253,7 +253,7 @@ QUnit.module("ActionManager", (hooks) => {
             await doAction(webClient, 7);
             try {
                 await doAction(webClient, 7);
-            } catch (e) {
+            } catch (_e) {
                 assert.step("error caught");
             }
             assert.verifySteps([
diff --git a/addons/web/tooling/_eslintrc.json b/addons/web/tooling/_eslintrc.json
index 7c603e79cf4..7706e0fb25d 100644
--- a/addons/web/tooling/_eslintrc.json
+++ b/addons/web/tooling/_eslintrc.json
@@ -19,7 +19,7 @@
     "no-unsafe-negation": ["error"],
     "no-duplicate-imports": ["error"],
     "valid-typeof": ["error"],
-    "no-unused-vars": ["error", { "vars": "all", "args": "none", "ignoreRestSiblings": false, "caughtErrors": "none" }]
+    "no-unused-vars": ["error", { "vars": "all", "args": "none", "ignoreRestSiblings": false, "caughtErrors": "all", "caughtErrorsIgnorePattern": "^_" }]
   },
   "globals": {
     "odoo": "writable",
diff --git a/addons/web_editor/static/src/js/backend/field_html.js b/addons/web_editor/static/src/js/backend/field_html.js
index 95e6170f919..74db7b397fe 100644
--- a/addons/web_editor/static/src/js/backend/field_html.js
+++ b/addons/web_editor/static/src/js/backend/field_html.js
@@ -335,7 +335,7 @@ var FieldHtml = basic_fields.DebouncedField.extend(TranslatableFieldMixin, {
                     var cwindow = self.$iframe[0].contentWindow;
                     try {
                         cwindow.document;
-                    } catch (e) {
+                    } catch (_e) {
                         return;
                     }
                     cwindow.document
@@ -399,7 +399,7 @@ var FieldHtml = basic_fields.DebouncedField.extend(TranslatableFieldMixin, {
         var value = text || "";
         try {
             $(text)[0].innerHTML; // crashes if text isn't html
-        } catch (e) {
+        } catch (_e) {
             if (value.match(/^\s*$/)) {
                 value = '<p><br/></p>';
             } else {
diff --git a/addons/web_editor/static/src/js/wysiwyg/fonts.js b/addons/web_editor/static/src/js/wysiwyg/fonts.js
index a1cf8b3b74e..f57ea0cbb9c 100644
--- a/addons/web_editor/static/src/js/wysiwyg/fonts.js
+++ b/addons/web_editor/static/src/js/wysiwyg/fonts.js
@@ -35,7 +35,7 @@ return {
                 // document.styleSheets[].cssRules[] for cross-domain
                 // stylesheets.
                 rules = sheets[i].rules || sheets[i].cssRules;
-            } catch (e) {
+            } catch (_e) {
                 continue;
             }
             if (!rules) {
diff --git a/addons/web_editor/static/src/js/wysiwyg/widgets/link_dialog.js b/addons/web_editor/static/src/js/wysiwyg/widgets/link_dialog.js
index 3f9b5db156f..e0fca20d69d 100644
--- a/addons/web_editor/static/src/js/wysiwyg/widgets/link_dialog.js
+++ b/addons/web_editor/static/src/js/wysiwyg/widgets/link_dialog.js
@@ -125,7 +125,7 @@ const _DialogLinkWidget = Link.extend({
             const Url = URL || window.URL || window.webkitURL;
             const urlObj = url.startsWith('/') ? new Url(url, window.location.origin) : new Url(url);
             return (urlObj.origin !== window.location.origin);
-        } catch (ignored) {
+        } catch (_ignored) {
             return true;
         }
     },
diff --git a/addons/web_editor/static/src/js/wysiwyg/widgets/link_popover_widget.js b/addons/web_editor/static/src/js/wysiwyg/widgets/link_popover_widget.js
index e98db3ad3f7..40cec2acecd 100644
--- a/addons/web_editor/static/src/js/wysiwyg/widgets/link_popover_widget.js
+++ b/addons/web_editor/static/src/js/wysiwyg/widgets/link_popover_widget.js
@@ -156,7 +156,7 @@ const LinkPopoverWidget = Widget.extend({
         let url;
         try {
             url = new URL(this.target.href); // relative to absolute
-        } catch (e) {
+        } catch (_e) {
             // Invalid URL, might happen with editor unsuported protocol. eg type
             // `geo:37.786971,-122.399677`, become `http://geo:37.786971,-122.399677`
             this.displayNotification({
diff --git a/addons/web_editor/static/src/js/wysiwyg/widgets/media.js b/addons/web_editor/static/src/js/wysiwyg/widgets/media.js
index cd482d83ca5..7a61bf89415 100644
--- a/addons/web_editor/static/src/js/wysiwyg/widgets/media.js
+++ b/addons/web_editor/static/src/js/wysiwyg/widgets/media.js
@@ -822,7 +822,7 @@ var ImageWidget = FileWidget.extend({
                 const newMedia = response.media;
                 this.nbMediaResults = response.results;
                 this.libraryMedia.push(...newMedia);
-            } catch (e) {
+            } catch (_e) {
                 // Either API endpoint doesn't exist or is misconfigured.
                 console.error(`Couldn't reach API endpoint.`);
             }
@@ -958,7 +958,7 @@ var ImageWidget = FileWidget.extend({
                         return;
                     }
                 }
-            } catch (e) {
+            } catch (_e) {
                 console.error('CORS is misconfigured on the API server, image will be treated as non-dynamic.');
             }
         }
@@ -1342,7 +1342,7 @@ var VideoWidget = MediaWidget.extend({
         if (this.media.dataset.src) {
             try {
                 delete this.media.dataset.src;
-            } catch (e) {
+            } catch (_e) {
                 this.media.dataset.src = undefined;
             }
         }
diff --git a/addons/website/static/src/js/editor/snippets.editor.js b/addons/website/static/src/js/editor/snippets.editor.js
index 9a37d3b4bad..c4180825a84 100644
--- a/addons/website/static/src/js/editor/snippets.editor.js
+++ b/addons/website/static/src/js/editor/snippets.editor.js
@@ -130,7 +130,7 @@ weSnippetEditor.SnippetsMenu.include({
                                     class: 'ml-1',
                                 }));
                             }
-                        } catch (e) {
+                        } catch (_e) {
                             $apiKeyHelp.text(_t("Check your connection and try again"));
                         } finally {
                             $button.prop("disabled", false);
@@ -342,7 +342,7 @@ weSnippetEditor.SnippetsMenu.include({
             try {
                 range.surroundContents(animatedTextEl);
                 $snippet = $(animatedTextEl);
-            } catch (e) {
+            } catch (_e) {
                 // This try catch is needed because 'surroundContents' may
                 // fail when the range has partially selected a non-Text node.
                 if (range.commonAncestorContainer.textContent === range.toString()) {
diff --git a/addons/website/static/src/snippets/s_social_media/options.js b/addons/website/static/src/snippets/s_social_media/options.js
index 7828c67bb81..5656cbb2962 100644
--- a/addons/website/static/src/snippets/s_social_media/options.js
+++ b/addons/website/static/src/snippets/s_social_media/options.js
@@ -160,7 +160,7 @@ options.registry.SocialMedia = options.Class.extend({
             const domain = new URL(url).hostname.split('.').slice(-2)[0];
             fonts.computeFonts();
             return fonts.fontIcons[0].alias.find(el => el.includes(domain)).split('fa-').pop();
-        } catch (error) {
+        } catch (_error) {
             return false;
         }
     },
@@ -171,7 +171,7 @@ options.registry.SocialMedia = options.Class.extend({
     _isValidURL(str) {
         try {
             new URL(str);
-        } catch (error) {
+        } catch (_error) {
             return false;
         }
         return true;
diff --git a/addons/website/static/src/snippets/s_website_form/000.js b/addons/website/static/src/snippets/s_website_form/000.js
index 5212cd38a17..ce16214ed63 100644
--- a/addons/website/static/src/snippets/s_website_form/000.js
+++ b/addons/website/static/src/snippets/s_website_form/000.js
@@ -403,7 +403,7 @@ odoo.define('website.s_website_form', function (require) {
                 try {
                     this.parse_date(value, type_of_date);
                     return true;
-                } catch (e) {
+                } catch (_e) {
                     return false;
                 }
             }
diff --git a/addons/website_event_exhibitor/static/src/js/event_sponsor_search.js b/addons/website_event_exhibitor/static/src/js/event_sponsor_search.js
index 192ab4e77f1..74f4e166c1f 100644
--- a/addons/website_event_exhibitor/static/src/js/event_sponsor_search.js
+++ b/addons/website_event_exhibitor/static/src/js/event_sponsor_search.js
@@ -59,7 +59,7 @@ publicWidget.registry.websiteEventSearchSponsor = publicWidget.Widget.extend({
             const ids = JSON.parse(params.get(name));
             params.set(name, JSON.stringify(ids.filter(id => id !== data.value)));
             this.form.attr('action', `${window.location.href.split('?')[0]}?${params.toString()}`);
-        } catch (e) {
+        } catch (_e) {
             return;
         }
     },
diff --git a/odoo/addons/base/static/src/js/res_config_settings.js b/odoo/addons/base/static/src/js/res_config_settings.js
index 2d45948bf61..cea90bdff79 100644
--- a/odoo/addons/base/static/src/js/res_config_settings.js
+++ b/odoo/addons/base/static/src/js/res_config_settings.js
@@ -371,7 +371,7 @@ var BaseSettingController = FormController.extend({
                                     dialog.close();
                                 },
                             });
-                        } catch (e) {
+                        } catch (_e) {
                             cancel();
                             dialog.close();
                         }
diff --git a/odoo/addons/test_lint/tests/eslintrc b/odoo/addons/test_lint/tests/eslintrc
index 33f0093318a..a98d1b65fff 100644
--- a/odoo/addons/test_lint/tests/eslintrc
+++ b/odoo/addons/test_lint/tests/eslintrc
@@ -17,7 +17,7 @@
         "no-unsafe-negation": ["error"],
         "no-duplicate-imports": ["error"],
         "valid-typeof": ["error"],
-        "no-unused-vars": ["error", { "vars": "all", "args": "none", "ignoreRestSiblings": false, "caughtErrors": "none" }]
+        "no-unused-vars": ["error", { "vars": "all", "args": "none", "ignoreRestSiblings": false, "caughtErrors": "all", "caughtErrorsIgnorePattern": "^_" }]
     },
     "globals": {
         "owl": "readonly",