It might be because of invalid (temporary) files.

To solve the problem, browse to the directory "C:\Documents and Settings\All Users\Application Data\Lavasoft\Lavasoft Anti-Virus Helix" and empty the directories temp and idx.

Then run the file preupd.exe, located in

C:\Program Files\Lavasoft\Lavasoft Anti-Virus Helix

Please check if the problem has been solved, during the update.

Applies to: Lavasoft Anti-virus Helix

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