[Fri Sep 23 12:08:38 2011] Warning, bgd. level not computed because source mask doesn't exist [Fri Sep 23 12:08:38 2011] Creation of lightcurve plot failed [Fri Sep 23 12:08:38 2011] Creation of lightcurve plot failed [Fri Sep 23 12:08:38 2011] Warning, bgd. level not computed because source mask doesn't exist [Fri Sep 23 12:08:39 2011] Creation of lightcurve plot failed [Fri Sep 23 12:08:39 2011] Creation of lightcurve plot failed [Fri Sep 23 12:08:51 2011] Error reading totcts from fullrun_ccd7_acisf11053_pi14-548_pass1_cl_src1_src.pi.gz