|Hi Greg, all,|
MOUNT_UNDER_SCRATCH = ""
on the worker did it! Thanks a lot!
We were using the default setting, which changed from v8.6 to v8.8.
Could this be worth adding to the "Upgrading from the 8.6 series to the 8.8 series of HTCondorâ  documentation? The error message really is nonindicative for the issue/cause.
Description: S/MIME cryptographic signature