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FAQ: Windows Vista
Frequently Asked Questions:
  1. I get an error every time I start the program.

1. I get an error every time I start the program.
This is probably occurring because Vista is more strict about letting programs run by non-administrator accounts make changes to the registry. The error may suggest that you fix the problem by using REGEDIT but that can be ignored.
You can eliminate the error either by running the software from an administrator account, or by simply disabling User Account Control (UAC): Disabling UAC in Vista