If you cannot uninstall the application, then you can take advantage of the professional tools. You can use Revo Uninstaller or Your Uninstaller. Both applications have the ability to identify broken installers. When you start one of the application, you will notice that the broken installers are marked with a yellow exclamation mark. You can then proceed to uninstall it as usual, and if the program detects it, it will automatically take any necessary steps so that the uninstall procedure completes successfully.