When you browse to an ASP.Net web application such as WebDocs Windows, the log-in page displays the error:
Server Application Unavailable
In the Event Viewer, there is an entry with an error message similar to the following:
Failed to execute request because the App-Domain could not be created. Error: 0x80131902
The IIS servers have corrupted the installation of the .NET runtime modules that are required to run ASP.Net web applications:
- Go to Start > Run.
- Type cmd and press Enter.
- Type the following commands and press Enter after each one:
- cd C:\Windows\Microsoft.Net\Framework\v2.0.50727
- net stop w3svc
- aspnet_regiis.exe -ua
- aspnet_regiis.exe -i
- net start w3svc
- Refresh the web application page in your browser.
The page now successfully displays.
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