This message indicates that the file name of the current script's output file name contains characters, such as the hash/pound sign (#), which are known to cause problems with the nightly backup of your QuarkXPress or InDesign documents.
Solution
Your choices, from the message's pop-up menu, are to Let Q++Studio generate an output file name or Set the output file name yourself.
Topic 181905, last updated on 15-Jun-2023