error When i'm trying to update plugin Ajax JA CONTENT TYPE

I got this error below When i'm trying to update plugin Ajax JA CONTENT TYPE
with JA COMPONENT EXTENSION

I have this error : << Errors occured during upgrading, please fix them >>

Generally speaking, I have problems with all Joomla updates since installing JA Good

With each update, the site becomes too slow. Either it's the site, or it's the tags that mess.

I'm talking about the administration part not the frontend site.

I just logged into backend of your site and I could check + update JA Content Type Ajax plugin via JA Extensions manager component normally: