ArchCreator

I'm having an issue, when i try to publish it says "unable to publish, CustomVillainGroup is not a valid group" but i dont have anything with such a name. I've tried everything i can think of, PLEASE HELP.

Mission: Architect Error: 0001 - A Bug in the System
Key Words: To find it quicky seach: Archeffect or Architect Error.
ID: 23458
Story Description: The release of the Architect system was great! Heroes and Villains alike gathered round the computers to put their inventions to the test... Now mass chaos has surfaced. The Architect maker has gone mad with the Archeffect Virus!

Suggestion - Take a group, and PLEASE don't mistake the error messages for being serious. It's all a part of the fun!

Arch: Dreadtune Passage
Side: both
Plot: Restless spirits found in Dreadtune Passage have been making quite an eerie disturbance. Lay them to rest before it's too late. Warning, 20+ this mission can be quite a load, so be prepared with a well built group.