diff --git a/addons/web_editor/i18n/web_editor.pot b/addons/web_editor/i18n/web_editor.pot
index c9e6e8210c0..bd342dbd46d 100644
--- a/addons/web_editor/i18n/web_editor.pot
+++ b/addons/web_editor/i18n/web_editor.pot
@@ -871,6 +871,12 @@ msgstr ""
 msgid "Could not install module %s"
 msgstr ""
 
+#. module: web_editor
+#. odoo-javascript
+#: code:addons/web_editor/static/src/components/upload_progress_toast/upload_service.js:0
+#, python-format
+msgid "Could not load the file \"%s\"."
+
 #. module: web_editor
 #: model_terms:ir.ui.view,arch_db:web_editor.snippet_options_background_options
 msgid "Cover"
diff --git a/addons/web_editor/static/src/components/upload_progress_toast/upload_service.js b/addons/web_editor/static/src/components/upload_progress_toast/upload_service.js
index 4baa4824ee9..a81d3db3eac 100644
--- a/addons/web_editor/static/src/components/upload_progress_toast/upload_service.js
+++ b/addons/web_editor/static/src/components/upload_progress_toast/upload_service.js
@@ -2,9 +2,11 @@
 
 import { registry } from '@web/core/registry';
 import { UploadProgressToast } from './upload_progress_toast';
+import { _t } from "@web/core/l10n/translation";
 import { checkFileSize } from "@web/core/utils/files";
 import { humanNumber } from "@web/core/utils/numbers";
 import { getDataURLFromFile } from "@web/core/utils/urls";
+import { sprintf } from "@web/core/utils/strings";
 import { reactive } from "@odoo/owl";
 
 export const AUTOCLOSE_DELAY = 3000;
@@ -94,7 +96,20 @@ export const uploadService = {
                 // limited by bandwidth.
                 for (const sortedFile of sortedFiles) {
                     const file = progressToast.files[sortedFile.progressToastId];
-                    const dataURL = await getDataURLFromFile(sortedFile);
+                    let dataURL;
+                    try {
+                        dataURL = await getDataURLFromFile(sortedFile);
+                    } catch {
+                        deleteFile(file.id);
+                        env.services.notification.add(
+                            sprintf(
+                                _t('Could not load the file "%s".'),
+                                sortedFile.name
+                            ),
+                            { type: 'danger' }
+                        );
+                        continue
+                    }
                     try {
                         const xhr = new XMLHttpRequest();
                         xhr.upload.addEventListener('progress', ev => {