[Thu Aug 15 17:46:10 2013] Warning, more than one pbk0 file found in ACISBiasPath directory acisf12972/data/aux/
[Thu Aug 15 17:46:12 2013] Detector region not generated because aspect solution not found
[Thu Aug 15 17:46:51 2013] Warning, bgd. level not computed because source mask doesn't exist
[Thu Aug 15 17:46:52 2013] Warning, bgd. level not computed because source mask doesn't exist