If you are looking for help on a certain problem related to Unreal Technology, or you simply want to have a chat with fellow minded people, feel free to join one of the two UnrealEd community channels on either Quakenet (irc.Quakenet.org) or EnterTheGame (irc.Enterthegame.com). You can join these channels by making use of an IRC client, mIRC is the common client to use. A basic beginners tutorial is available here.
Alternatively you can also join these channels by making use of a webclient.
#UnrealEd on EnterTheGame - Webchat (popup)