To resolve this issue, follow these steps:
- Delete the Preferences folder located in the QuarkXPress 8 application folder.
- Create a new Preferences folder.
- Launch QuarkXPress 8.0,
- Open the newly created Preferences folder in the QuarkXPress 8 folder..
- Delete the file XPress Preferences.prf
- Quit QuarkXPress.
- Shutdown the computer.
- Restart the computer
- Launch QuarkXPress 8.0.
Under some circumstances the permissions on this computer are not allowing full read/write access to the XPress Preferences. In this particular case, the proper permissions were set using the procedure below.