SYMPTOMS
You get an error "HTTP Error 500.21 - Internal Server Error Handler "PageHandlerFactory-Integrated" has a bad module "ManagedPipelineHandler" in its module list" when accessing ZyLAB Service Monitor web page.
CAUSE
This problem is related to the .NET framework not getting installed fully.
RESOLUTION
Running the following command in a DOS window from the 'C:\Windows\Microsoft.NET\Framework\v4.0.30319' folder, re-registers asp.net with IIS and enables the handlers required to run .net pages:
aspnet_regiis.exe -i
APPLIES TO
6.2 Service Pack 2
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