Troubleshooting RVTools: Resolving the "STSService.dll" Unknown Error
Small syntax errors can trigger "Unknown" errors. Ensure you are using the correct format for credentials: rvtools unknown error stsservicedll free
rvtools.exe.config in the same folder as rvtools.exe.The error referencing STSServiceDLL indicates that RVTools is failing to authenticate with the vCenter Single Sign-On (SSO) service. Troubleshooting RVTools: Resolving the "STSService
If you are using RVTools in a scheduled task or script, the way it handles credentials can change between versions. Close RVTOOLS
Remember: RVTOOLS is free, the .NET Framework is free, and the Windows Identity Foundation is free. Leverage these tools, follow the diagnostic steps, and you’ll be back to generating those beautiful Excel reports in no time.
Win + R, type %appdata%\RVToolsRVTools.xml and RVTools.cfg files (your settings will reset)