Event ID - 204

Event Id204
SourceWAM
DescriptionThe HTTP server encountered an unhandled exception while processing the ISAPI Application IISRTL!ALLOC_CACHE_HANDLER::Alloc(void) + 0x7 ISATQ!_AtqAddAsyncHandle@24 + 0x1C ISATQ!CDirMonitor::Monitor(class CDirMonitorEntry *,char const *,int,unsigned long) + 0xA8 asp + 0x879B + 0xD86A3FBE .
Event InformationWhen attempting to access an Active Server Pages (ASP) page on an Internet Information Services (IIS) 5.0 server, the server does not appear to return a response to the clients browser.

In addition, the above event will be logged in the system event log.
CAUSE :
If the Microsoft Winsock Proxy Client is installed, the IWAM_computername user account may not have access permissions to the \Winnt\System32\Wspwsp.dll file. 
RESOLUTION :
To resolve this problem, give Read permissions to the IWAM_computername account on the \Winnt\System32\Wspwsp.dll file.
Reference Links Event ID 204 in Event Log and ASP Response Is Not Returned to the Client Browser

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