[Sun Jun 21 12:05:15 2015] Warning, bgd. level not computed because source mask doesn't exist
[Sun Jun 21 12:05:51 2015] Warning, bgd. level not computed because source mask doesn't exist
[Sun Jun 21 14:27:39 2015] Extract rror: no new bad pixel found for detector ccd5
[Sun Jun 21 14:27:39 2015] Failed to change directories to acisf15496/analysis/spatial/
[Sun Jun 21 14:27:39 2015] Failed to change directories to acisf15496/analysis/spatial/