I have looked in the output log for the job. It just says that zipping up the directory failed, but doesn't give a reason for the failure. Zipping...

It's not that files are being moved. The way this happens is, I open Management Studio, open a query window, type:

exec xp_cmdshell 'Dir C:\'

and execute it.

I get...

Checking other people's jobs is a good suggestion, too, but this server was built for a specific purpose and should contain only the jobs that are part of the standard...

Thanks for the suggestion. I have tried enabling xp_cmdshell like this before and it didn't make any difference. If you try to run xp_cmdshell and it is not enabled, I...