diff --git a/addons/web/static/src/core/dialog/dialog_container.js b/addons/web/static/src/core/dialog/dialog_container.js
index c71610d6bf7..434725440cf 100644
--- a/addons/web/static/src/core/dialog/dialog_container.js
+++ b/addons/web/static/src/core/dialog/dialog_container.js
@@ -27,7 +27,7 @@ DialogContainer.template = tags.xml`
     <div class="o_dialog_container" t-att-class="{'modal-open': Object.keys(props.dialogs).length > 0}">
       <t t-foreach="Object.values(props.dialogs)" t-as="dialog" t-key="dialog.id">
         <NotUpdatable>
-            <ErrorHandler onError="(error) => handleError(error, dialog.id)">
+            <ErrorHandler onError="(error) => this.handleError(error, dialog.id)">
                 <t t-component="dialog.class" t-props="dialog.props"
                     t-on-dialog-closed="dialog.props.close()" 
                     t-att-class="{o_inactive_modal: !dialog_last}"/>
diff --git a/addons/web/static/src/core/effects/effect_container.js b/addons/web/static/src/core/effects/effect_container.js
index e4b40d4dcd4..96cd44b02bf 100644
--- a/addons/web/static/src/core/effects/effect_container.js
+++ b/addons/web/static/src/core/effects/effect_container.js
@@ -19,6 +19,6 @@ export class EffectContainer extends Component {
 EffectContainer.template = tags.xml`
   <div class="o_effects_manager">
     <t t-if="effect">
-        <t t-component="effect.Component" t-props="effect.props" t-key="effect.id" close="() => removeEffect()"/>
+        <t t-component="effect.Component" t-props="effect.props" t-key="effect.id" close="() => this.removeEffect()"/>
     </t>
   </div>`;
diff --git a/addons/web/static/src/core/main_components_container.js b/addons/web/static/src/core/main_components_container.js
index 477f3f5e250..e9865afdb5c 100644
--- a/addons/web/static/src/core/main_components_container.js
+++ b/addons/web/static/src/core/main_components_container.js
@@ -28,7 +28,7 @@ MainComponentsContainer.template = tags.xml`
 <div>
     <t t-foreach="Components" t-as="C" t-key="C[0]">
         <NotUpdatable>
-            <ErrorHandler onError="error => handleComponentError(error, C)">
+            <ErrorHandler onError="error => this.handleComponentError(error, C)">
                 <t t-component="C[1].Component" t-props="C[1].props"/>
             </ErrorHandler>
         </NotUpdatable>
diff --git a/addons/web/static/src/views/graph/graph_view.xml b/addons/web/static/src/views/graph/graph_view.xml
index d900401bfc1..059c8c03ff0 100644
--- a/addons/web/static/src/views/graph/graph_view.xml
+++ b/addons/web/static/src/views/graph/graph_view.xml
@@ -58,7 +58,7 @@
                     class="o_renderer"
                     model="model"
                     t-att-class="{ o_sample_data_disabled: model.useSampleModel }"
-                    onGraphClicked="(domain) => onGraphClicked(domain)"
+                    onGraphClicked="(domain) => this.onGraphClicked(domain)"
                 />
             </t>
             <t t-else="" t-call="web.NoContentHelper">
diff --git a/addons/web/static/src/views/pivot/pivot_view.xml b/addons/web/static/src/views/pivot/pivot_view.xml
index 9ebf438f8cc..4449ddb9293 100644
--- a/addons/web/static/src/views/pivot/pivot_view.xml
+++ b/addons/web/static/src/views/pivot/pivot_view.xml
@@ -34,7 +34,7 @@
                 <t t-else="" t-call="web.NoContentHelper"/>
             </t>
             <t t-if="model.hasData() and model.metaData.activeMeasures.length">
-                <Renderer model="model" onCellClicked="cell => onOpenView(cell)"/>
+                <Renderer model="model" onCellClicked="cell => this.onOpenView(cell)"/>
             </t>
         </Layout>
     </t>
diff --git a/addons/web/static/src/webclient/navbar/navbar.xml b/addons/web/static/src/webclient/navbar/navbar.xml
index 57c1ca905c2..fcc108e6ef2 100644
--- a/addons/web/static/src/webclient/navbar/navbar.xml
+++ b/addons/web/static/src/webclient/navbar/navbar.xml
@@ -32,7 +32,7 @@
         <div class="o_menu_systray" role="menu">
           <t t-foreach="systrayItems" t-as="item" t-key="item.key">
             <NotUpdatable>
-                <ErrorHandler onError="error => handleItemError(error, item)">
+                <ErrorHandler onError="error => this.handleItemError(error, item)">
                     <t t-component="item.Component" t-props="item.props" />
                 </ErrorHandler>
             </NotUpdatable>
diff --git a/addons/web/static/tests/core/utils/component_tests.js b/addons/web/static/tests/core/utils/component_tests.js
index 9acb0643773..c435e7d53a9 100644
--- a/addons/web/static/tests/core/utils/component_tests.js
+++ b/addons/web/static/tests/core/utils/component_tests.js
@@ -52,7 +52,7 @@ QUnit.module("utils", () => {
         Parent.template = owl.tags.xml`
         <div>
           <t t-if="flag">
-            <ErrorHandler onError="() => handleError()">
+            <ErrorHandler onError="() => this.handleError()">
               <Boom />
             </ErrorHandler>
           </t>