I was rebuilding some jobs when running into this issue. Rebuild direct message embed metadata
There are manual rebuild jobs awaiting completion. Continue running them.
Oops! We ran into some problems.
Developer: invalid URL
Please enter a value for the required field 'url_hash'.
I am getting the same error while rebuilding thumbnails.
Debugging it, it seems it is caused when bad URL is used within the IMG BB code. This fails XF\Entity\ImageProxy::verifyUrl regexp check (#^https?://#i) and causes the error
