Please provide more information about the application and environment. What type of OS, service pack level, if it's a 32 bit OS, are you using /3GB. Are you using a purchased packages, asp.net or something else.
Steve Schofield
Windows Server MVP - IIS
http://weblogs.asp.net/steveschofield
http://www.IISLogs.comLog archival solution
Install, Configure, Forget