Audit and Control Management Server 2013 - Website Errors
You may receive one of the following errors when viewing the Microsoft Audit and Control Management Server (ACM) website:
HTTP Error 500.21 - Internal Server Error
Handler "PageHandlerFactory-Integrated" has a bad module "ManagedPipelineHandler" in its module list
To fix this error, run the following command in a Command Prompt as administrator:
C:\windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe –i
Then run iisreset in the Command Prompt.
If that doesn’t work, go to Start > Control Panel > Programs & Features > select Microsoft .NET Framework 4 and click Repair followed by an iisreset.
Server Error in '<ACMWebApplication>' Application.
Could not load type 'System.ServiceModel.Activation.HttpModule' from assembly 'System.ServiceModel, Version 3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.
To fix this error, run the following command in a Command Prompt as administrator:
C:\windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe –iru
Then run iisreset in the Command Prompt.