The Campaign game that is included with the NTW3 v2 release, while very playable is still being worked on and will be patched in the future. the known bugs were listed in a prior post: NTW3 v2 Campaign game update for players to help with your game play until the patch is released:
http://www.twcenter.net/forums/showthread.php?t=528723
Please post any additional problems or comments that you have on this thread, or contact Lord Sean Cappone if you would like to help.