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"Upgrade is not supported for the current installed version" error appears when installing the Messaging Security Agent (MSA) of Worry-Free Business Security (WFBS) Advanced

    • Updated:
    • 24 Nov 2016
    • Product/Version:
    • Worry-Free Business Security Standard/Advanced 7.0
    • Worry-Free Business Security Standard/Advanced 8.0
    • Worry-Free Business Security Standard/Advanced 9.0
    • Platform:
    • Windows 2003 Enterprise Server
    • Windows 2003 Small Business Server
    • Windows 2003 Standard Server Edition
    • Windows 2003 Storage Server
    • Windows 2003 Web Server Edition
    • Windows 2008 Enterprise Server
    • Windows 2008 Small Business Server
    • Windows 2008 Standard Server Edition
Summary
When installing the MSA, you get the following error message:
Upgrade is not supported for the current installed version. Uninstall the current version before installing the Messaging Security Agent. Refer to the Administrator Guide for requirements.
When you try to uninstall the MSA from Add/Remove Programs, the uninstallation does not continue and there is no error message. 
Details
Public
To resolve the issue:
  1. Manually uninstall the MSA.
  2. Reinstall the MSA.
If the issue persists, refer to this article: Troubleshooting MSA installation issues.
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Internal
Rating:
Category:
Install
Solution Id:
1057505
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