try statement added to save from bugs

dream/plugins/JobShop/JSComponentTabSchedule.py

@@ -116,6 +116,8 @@ class JSComponentTabSchedule(plugin.OutputPreparationPlugin, TimeSupportMixin):
                                                                      self.convertToFormattedRealWorldTime(entranceTime),
                                                                      processingTime,
                                                                      operatorId])
+    
+    try:
         # remove all the elements that have to do with buffers
         tabElements=copy(result[self.configuration_dict['output_id']])
         tabElements.pop(0)
@@ -123,11 +125,13 @@ class JSComponentTabSchedule(plugin.OutputPreparationPlugin, TimeSupportMixin):
         for row in tabElements:
             stationId=row[4]
             stationClass=data['graph']['node'][stationId]['_class']
-        if stationClass in ['Dream.MouldAssemblyBuffer','Dream.ConditionalBuffer']:
+            if stationClass in ['Dream.MouldAssemblyBuffer','Dream.ConditionalBuffer','Dream.OrderDecomposition']:
                 result[self.configuration_dict['output_id']].remove(row)
         
         # sort the elements according to Entrance Time        
         firstRow=result[self.configuration_dict['output_id']].pop(0) 
         result[self.configuration_dict['output_id']].sort(key=lambda x: x[5])
         result[self.configuration_dict['output_id']].insert(0,firstRow)
+    except:
+        pass
     return data