The CS error usually means that a referenced file is missing in the IIS directory.
You will need to rebuild the Website to correct this error:
- Please go into Control Panel> Administrative Tools> IIS Manager. Expand Local Computer> Web Sites, then Right Click on Solarwinds NetPerfMon and select Delete.
- Server 2003: In the IIS Manager, Right Click on the Local Computer, and select All Tasks> Restart IIS. In the Popup select Restart Internet Services on (Server Name).
- Server 2008: In the IIS Manager, Right Click on the Local Computer, and select Stop, then Right Click again and select Start.
- Go into C:\Inetpub and Rename Solarwinds Folder to SolarwindsOld.
- Go into Start> Programs> Solarwinds Orion> Configuration and Auto-Discovery> Configuration Wizard.
- Select Website> make sure that the setting are correct and Select Next, and Yes to any Popups and select Next Again.