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During Web Services for Dynamics GP installation in windows 2003 Server, we receive a Fatal Error during installation, if it doesn’t meet certain pre-requisites. I’ll cover the possible troubleshooting steps in this article.We also see Rolling back IIS Metabase transaction, then the installation fails giving fatal error. We also might receive an error “The user account specified for the Dynamics Security Service worker process is invalid”.
Possible Resolutions:
1. Ensure Full permissions are assigned to the ASP.Net Temp folder to IIS_WPG group before installing Web services. The default location would be C://Windows/.Net Framework/V2.0.5727/Temp folder.
2. In the web server running IIS6.0, Ensure Directory security is set to Integrated Authentication and Unmark the Anonymous Access.
3. If installing to Default Website, Ensure the port-80 is free and unused by any other site
4. If SQL server and the Web server where Web services are being installed on different server boxes, Ensure…