The h323cc.dll file is part of NetMeeting from Microsoft. NetMeeting used to come installed on older versions of Windows but since has been replaced by Windows Meeting Space. At the time, NetMeeting was the preferred method for holding video conferences and sharing files.
The h323cc.dll error message is known as a registry error. Registry errors occur so often that computer experts recommend regular registry maintenance. ZookaWare took up the challenge and created ZookaWare PC Cleaner.
ZookaWare PC Cleaner will resolve 100% of registry errors or your money back. If it does not get it the first time, then send them an e-mail. They will get you a solution within 24 hours, or they will give you your money back. In addition, ZookaWare PC Cleaner is also backed by a 60-day money-back guarantee. Therefore, either way you are covered or your computer will be running like new.