Index: trunk/UTIL/PYTHON/planetoplot_v2/ppclass.py
===================================================================
--- trunk/UTIL/PYTHON/planetoplot_v2/ppclass.py	(revision 1159)
+++ trunk/UTIL/PYTHON/planetoplot_v2/ppclass.py	(revision 1163)
@@ -1516,4 +1516,7 @@
             ### options added by A. Spiga
             elif self.changetime == "correctls":
+             if self.tabtime is None:
+              print "!! WARNING !! Encountered a problem with correctls. Check your time dimension. Skipping this part."
+             else: 
               dafirst = self.tabtime[0] + 0.
               if self.dim_t == 1: