Are client and server trying to grab the same port? That doesn't explain why debug works but not retail.
You might get a copy of Microsoft Virtual PC ($129) to run multiple windows sessions on the same box. Some people use that to learn or simulate networks. http://www.adtmag.com/article.asp?id=8606
You might get a copy of Microsoft Virtual PC ($129) to run multiple windows sessions on the same box. Some people use that to learn or simulate networks. http://www.adtmag.com/article.asp?id=8606