How to Fix the CKEditor File Browser JavaScript Error : Fsiblog

Опубликовано: 13 Июнь 2026
на канале: Fsiblog
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How to Fix the CKEditor File Browser JavaScript Error : Fsiblog

If you’ve encountered the error Uncaught SyntaxError: Unexpected token } while working with CKEditor in your PHP project, you’re not alone. This JavaScript error usually pops up when you’re dealing with file browsing functionality in CKEditor, especially while trying to add an image through the file browser.

I’ll break down the code that causes the issue, explain why the error occurs, and suggest ways to fix it. Additionally, I will provide a more comprehensive solution with extra functionality for better error handling.

In this tutorial, we’ll cover:
How to properly initialize CKEditor with the File Browser plugin
Common JS errors and how to debug them
Fixing missing or misconfigured filebrowser URLs
Ensuring correct script loading order
Using browser DevTools to identify issues

Works for:
CKEditor 4 & CKEditor 5
Integration with CKFinder or custom back-end handlers
Classic, inline, and custom builds

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