if business path is missing, just return input movement.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@34568 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/mixin/movement_generator.py

@@ -73,7 +73,7 @@ class MovementGeneratorMixin:
     for input_movement in input_movement_list:
       for business_path in business_process.getPathValueList(
                           trade_phase_list,
-                          input_movement):
+                          input_movement) or [None]:
         input_movement_and_path_list.append((input_movement, business_path))
         business_path not in business_path_list and business_path_list \
             .append(business_path)

product/ERP5Legacy/Document/Rule.py

@@ -319,7 +319,7 @@ class Rule(Predicate, XMLObject):
     for input_movement in input_movement_list:
       for business_path in business_process.getPathValueList(
                           trade_phase_list,
-                          input_movement):
+                          input_movement) or [None]:
         input_movement_and_path_list.append((input_movement, business_path))
 
     return input_movement_and_path_list