The problem is in a Symantec file sysfer.dll. It seems like it is some type of Trojan horse that is designed to protect you from other Trojan horses. I tried disabling Symantec but am still getting the same error. After some more searching on the web I found this page.
http://www.symantec.com/business/support/index?page=content&id=HOWTO95454 I added XWin.exe to the Application exception list and now it works. -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple