Everyone please start a ticket with the chat function here to fix MMSE error
This is fixable. They just aren't aware or haven't been bothered enough to. This happened a few years ago and was fixed.
Forum Discussion
https://help.ea.com/en/help-top-issues/?product=nba-live-19
Log in, then report issue as progressing in game then grab Live chat to talk to EA advisors to report
