Errors occur in Content structure after rebuilding cache.

Steps:

1. Switch to PHP 8.2
2. Install Ibexa OSS 3.3.33-dev.
3. Log in to admin panel as admin user. [Dashboard is displayed]
4. Go to Content / Content structure.
5. Check Sub-items list and Content tree.

Actual result: Both are not loaded. Two errors occur in UI:
"Cannot load location"
and "Unexpected token '<', "<br /><b>"... is not valid JSON".

1. Reload the page. [Errors are gone, SIL and CT work]
2. Go to Dashboard.
3. Run php bin/console cache:clear.
4. Reload browser cache.
5. Go to Content / Content structure.

Actual result: Errors occur again.

Remarks: Please see Comments also.