[Sat Sep 24 10:18:30 2011] Warning, bgd. level not computed because source mask doesn't exist
[Sat Sep 24 10:18:30 2011] Creation of lightcurve plot failed
[Sat Sep 24 10:18:30 2011] Creation of lightcurve plot failed
[Sat Sep 24 10:18:31 2011] Warning, bgd. level not computed because source mask doesn't exist
[Sat Sep 24 10:18:31 2011] Creation of lightcurve plot failed
[Sat Sep 24 10:18:31 2011] Creation of lightcurve plot failed