PM-1334 log errors and fall back to workflow submit directory if we are unable to determine the job submit directory. better handling for the case when .dag file is not parsed by monitord.
PM-1334 log errors and fall back to workflow submit directory if we
are unable to determine the job submit directory. better handling for
the case when .dag file is not parsed by monitord.

pegasus-isi/pegasus,pegasus-isi/pegasus,pegasus-isi/pegasus,pegasus-isi/pegasus,pegasus-isi/pegasus,pegasus-isi/pegasus,pegasus-isi/pegasus,pegasus-isi/pegasus,pegasus-isi/pegasus,pegasus-isi/pegasus