How to fix “The editor has encountered an unexpected error”?

WordPress: Fix 'The editor has encountered an unexpected error'

1. Option 1: Disable conflicting plugins. ...
2. Option 2: Edit wp-config to disable script concatenation. ...
3. Option 3: Verify script query string. ...
4. Final option: Install the Classic Editor.

1. How do you solve the editor has encountered an unexpected error?
2. How do I uninstall Gutenberg?

How do you solve the editor has encountered an unexpected error?

Steps To Fix The “The editor has encountered an unexpected error” Issue In WordPress

1. Purge The Cache From Cloudflare Or Any Other CDN That You Use.
2. Purge Cache From Your WordPress Plugin.
3. Delete Cache From Your Hosting (Optional Step)
4. Clear Browser Cache (Optional)
5. Take A Backup.

How do I uninstall Gutenberg?

Upon activation, you need to visit Settings » Disable Gutenberg page to configure plugin settings. By default, the plugin will disable Gutenberg everywhere for all users on your website. However, if you want to limit it to certain user roles and post types, then you need to uncheck the 'Complete Disable' option.