Issue
After completing the installation for 2.0 WebClient the first attempt to logon results in HTTP Error 500.21 Internal Server Error logging into WebClient.
Trying to register .NET 2 using aspnet_regiis.exe produces ASP.NET setup custom has stopped working.
Product Line
Andover Continuum
Environment
WebClient
Cause
.NET 4 not registered with IIS
Resolution
Register .NET 4 with IIS from Command Prompt (NOTE: Run command prompt as administrator)