If you try to uninstall PREDATOR and get a message box with "Error 1001: An exception occurred while uninstalling":
or if you try to install a new version of PREDATOR and get a message box with "Error 1001: Could not find file C:\Program Files\Predator2\Predator CA.InstallState", Problem Solved or Solution
then your computer is in a deadlock situation: PREDATOR is partially uninstalled and it is impossible to uninstall it completely nor to reinstall it.
This error may arise under the following conditions:
- You started to uninstall PREDATOR but the uninstaller crashed for some unknown reason while the uninstallation was in progress.
- You started to uninstall PREDATOR then you changed your mind and clicked the "Cancel" button while the uninstallation was in progress.

Here is how to fix this issue: