Keeping this file will cause crashes. The Finder palette is installed using Import on the Editor. The new palettes include support files and need to be installed using Install Palettes in the OneClick menu. The old version 1 palettes are Imported using the Editor. For any third party palettes, please read the instructions.
All palettes come with Install instructions.
Please read these instructions for full details. Remove the OneClick Control Panel from the Control Panels folder of the System Folder. Install a fresh copy of OneClick. To see if the problem is related to another extension of control panel, try disabling your other non-Apple extensions and controls panels using the Extension Manager or Conflict Catcher. Disable Kaleidoscope until you have set any preferences in the OneClick control panel.