XF 2.3 Getting... An unexpected database error occurred. Please try again later. on my site

[DanaCos]

I am new to all of this, and I got this on my site when trying to view my site. I don't know where to begin.

 

[DanaCos]

It came back up. Sorry. Thanks anyway.

 

[DanaCos]

It's back....

 

[DanaCos]

In case anyone else runs into this problem.... I followed this solution, and it worked...... https://xenforo.com/community/threa...d-please-try-again-later.230986/#post-1745832