Jobs that fail but all their files are complete...
#1 Updated by Marc Mengel about 10 years ago
Added a few lines to have launch_job call check_lbn if it's given a job to launch that
ends up having 0 files (i.e. if SAM says the job failed, but all the data files actually
got back, so the dataset minus the completed files is empty).
This is a slightly inefficient way to call check_lbn (with a single run) but it should