Sophos Anti-Virus for Windows 2000+: upgrade or installation fails with a white-cross on a red-circle on shield and error in ALC.LOG

  • Article ID: 33554
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  • Updated: 12 Mar 2013


During upgrade or installation of Sophos Anti-Virus, the following error is seen when you check in ALC.LOG file:

Error 80041f02
Installation of SAVXP could not continue because of a product with the same function is already installed

First seen in 
Sophos Anti-Virus for Windows 2000+


Our installer has detected a product with similar functionality to the one you are trying to installer.  The installation has been stopped because as a precaution - see article 13814 for more information.

What To Do

  1. Using Windows Explorer browse to the folder: \Windows\Temp\
  2. Locate the file called 'Sophos Anti-Virus Competitor List.txt'. If you cannot find this file in this location, then run a Windows search for this file.
  3. Within this text file look for Uninstall Registry Key and Product Name. If you no longer need this product uninstall it from your computer, using 'Add/Remove Programs'.

    If you do still require the product, or if it is not listed in 'Add/Remove Programs', contact Sophos Technical Support for further advice.

If you need more information or guidance, then please contact technical support.

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