Fixed that already unguested (even offline unguested e.g. by setting their permission the manual way) players werent set to the servers default Gamemode on next join. Thanks for pointing this out Pepperjack
Cleanup
No need to update the Config (if you already have since 2.0.1). Just grab the Update and replace in your Plugins directory. As always: Thanks for using (or still using) my Plugin. <3