[Wed Sep 21 02:52:22 2011] Warning, bgd. level not computed because source mask doesn't exist
[Wed Sep 21 02:52:23 2011] Warning, bgd. level not computed because source mask doesn't exist
[Wed Sep 21 02:52:43 2011] Error reading totcts from fullrun_ccd7_acisf09071_pi14-548_pass1_cl_src2_src.pi.gz