This internal error message is generated if QuarkXPress cannot determine the value of the multilingual (aka. Passport) flag of one of the files being scanned or used in diary generation.
This message is an indication that your QuarkXPress document is corrupted. You should try to copy it into a fresh file and try again.
If the problem remains, please send the script to technical support, being sure to mention the error message ID listed at the bottom of this topic.