Working in Drupal 9.x, I was loading images via the Media module.  Below 1 mb no issue.  Any thing over - nothing.  Nothing as in no response when loading. An interesting situation, as I had already changed the php.ini file where the following updates occured: ; Maximum allowed size for uploaded files. ; http://php.net/upload-max-filesize upload_max_filesize = 2MHad changed to  upload_max_filesize = 10MAlso the post max size ; is disabled through...

If you are like me you probably have searched for clues to and found little... particularly when confronted by the errors as you unravel how this works.  Okay a slight exaggeration, there are snipets of info that people have solved this annoying issue in  making comments work in Drupal 8 REST services. The lack of collective information in resolving issues has meant hours of debugging and working through core code to understand what is actually happening.  If you want to...