User blog comment:Otakon7/Otakon7's Buddyfight Simulator/@comment-2234004-20160414172623/@comment-2234004-20160414212500

Tried a small fix, might help.

Though, it's a high chance the server thinks you're a spammer and blocks you (blocked me a few times while editing).

When this error happens next time, try opening the main sim page in a new tab (don't close the deck editor), and see if you're still logged on.