Winter, all of the licenses are now basically the same as there is one product going forward. Perhaps there is an error or typ on your license number?
Lick
here to check on the license. We'll get you help.
I'd suspect that the user's file is corrupted and there was no hack. Only way to really tell is to inspect it and compare it to one that is not corrupted. Missing lines or additional lines would be a problem. A line missing would sift all the rest of the lines down by one and trigger a hack alert.