Popups that appear when I save changes to my banner in forums profile

[SheWentInsane]

SheWentInsane last edited by SheWentInsane

Hi! I just updated my profile page on got a popup, and here it is:
That gave me no info. This happened because I put up a new banner for me profile but it actually worked and updated. All it said was "ERROR error". Any ideas why?

[SheWentInsane]

SheWentInsane @SheWentInsane last edited by SheWentInsane

also I meant to say "appears" in the title, but my keyboard keys stick