Fix when the Category is None and Diverge.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@10599 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/CategoryDivergenceTester.py

@@ -82,19 +82,19 @@ class CategoryDivergenceTester(PropertyDivergenceTester):
       simulation_category_list.sort()
       
       if delivery_mvt_category_list != simulation_category_list: 
-         
         delivery_mvt_category_title_list = []
         for mvt_category in delivery_mvt_category_list:
           category_value = delivery_mvt.resolveCategory(mvt_category) 
+          if category_value is not None:
             if category_value.getPortalType() == 'Category':
               delivery_mvt_category_title_list.append(category_value.getTranslatedTitle())
             else:
               delivery_mvt_category_title_list.append(category_value.getTitle())
          
-            
         simulation_category_title_list = []
         for mvt_category in simulation_category_list:
           category_value = delivery_mvt.resolveCategory(mvt_category)
+          if category_value is not None:
             if category_value.getPortalType() == 'Category':
               simulation_category_title_list.append(category_value.getTranslatedTitle())
             else: