Can not Publish an article; an unexpected error has been accrued

Hi guys!
When I want to schedule an article for publishing and press publish button an unexpected error Dialog box appear and cannot publish the article. it is so important for me, because our magazine is being reviewed by Scopus.

Journal version, OJS 3.3.0-4

Hi @monirehbastami,

Are you able to access your PHP error logs and report on any errors found there?

PKP Team