[mythtv-users] Mytharchive tossing ZeroDivisionError after M2VRequantiser

[Ian Evans]

While trying to create a DVD with Mytharchive, I got the following error:

2011-05-30 07:46:13 Running: M2VRequantiser 1.11042  2108075760  <
/var/lib/mytharchive/temp/work/1/stream.mv2  >
/var/lib/mytharchive/temp/work/1/stream.small.mv2
2011-05-30 07:46:13 M2Vsize after requant is  0.00 Mb
2011-05-30 07:46:13 ------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/share/mythtv/mytharchive/scripts/mythburn.py", line 5510, in main
    processJob(job)
  File "/usr/share/mythtv/mytharchive/scripts/mythburn.py", line 5253,
in processJob
    performMPEG2Shrink(files, dvdrsize[0])
  File "/usr/share/mythtv/mytharchive/scripts/mythburn.py", line 2892,
in performMPEG2Shrink
    runM2VRequantiser(os.path.join(getItemTempPath(filecount),"stream.mv2"),os.path.join(getItemTempPath(filecount),"stream.small.mv2"),scalefactor)
  File "/usr/share/mythtv/mytharchive/scripts/mythburn.py", line 2741,
in runM2VRequantiser
    fac1=float(M2Vsize0) / float(M2Vsize1)
ZeroDivisionError: float division
2011-05-30 07:46:13 ------------------------------------------------------------

What should I be looking for to fix this?