Sorrry ! but :
The following errors occurred with your submission
The following users were not found:
That was my mistake, I made a typo. I have sent you a message on the forums. You should be able to reply to that message with any information that you would like to provide.
I know I’m necro-ing, but this still shows up highly when this problem is googled.
SOLUTION: Under “Project Settings,” be sure all map files are included in the list under “Project,” “Packaging,” (open the arrow) “List of maps to include in a packaged build.”
thank you snipeye ! Same problem and solved.