diff --git a/addons/base_module_quality/base_module_quality.py b/addons/base_module_quality/base_module_quality.py
index c19bd37f97f..148adefdcd8 100644
--- a/addons/base_module_quality/base_module_quality.py
+++ b/addons/base_module_quality/base_module_quality.py
@@ -26,6 +26,7 @@ import tools
 from tools import config
 from tools.translate import _
 from osv import osv, fields
+import logging
 
 class abstract_quality_check(object):
     '''
@@ -80,6 +81,7 @@ class abstract_quality_check(object):
 
         #This variable used to give message if test result is good or not
         self.message = ''
+        self.log = logging.getLogger('module.quality')
 
         #The tests have to subscribe itselfs in this list, that contains
         #all the test that have to be performed.
@@ -111,9 +113,11 @@ class abstract_quality_check(object):
         model_data = pool.get('ir.model.data').browse(cr, uid, ids2)
         for model in model_data:
             model_list.append(model.res_id)
+        self.log.debug('get_objects() model_list: %s', ','.join(model_list))
         obj_list = []
         for mod in pool.get('ir.model').browse(cr, uid, model_list):
             obj_list.append(str(mod.model))
+        self.log.debug('get_objects() obj_list: %s', ','.join(obj_list))
         return obj_list
 
     def get_model_ids(self, cr, uid, models=[]):
@@ -121,6 +125,7 @@ class abstract_quality_check(object):
         if not models:
             return []
         pool = pooler.get_pool(cr.dbname)
+        self.log.debug('get_model_ids([%s])', ', '.join(models))
         return pool.get('ir.model').search(cr, uid, [('model', 'in', models)])
 
     def get_ids(self, cr, uid, object_list):
diff --git a/addons/base_module_quality/workflow_test/workflow_test.py b/addons/base_module_quality/workflow_test/workflow_test.py
index f92107e8fbd..11f7bcf12c3 100644
--- a/addons/base_module_quality/workflow_test/workflow_test.py
+++ b/addons/base_module_quality/workflow_test/workflow_test.py
@@ -74,9 +74,14 @@ class quality_test(base_module_quality.abstract_quality_check):
         wkf_ids = map(lambda x:x['id'], wkfs)
         if not wkf_ids:
             result_dict[module_name] = [module_name, 'No workflow defined on module']
-        #Activity of workflow checking...
-        activity_ids = wkf_activity_obj.search(cr, uid, [('wkf_id', 'in', wkf_ids)])
-        activities = wkf_activity_obj.browse(cr, uid, activity_ids)
+            activity_ids = []
+            activities = []
+        else:
+            #Activity of workflow checking...
+            activity_ids = wkf_activity_obj.search(cr, uid, [('wkf_id', 'in', wkf_ids)])
+            activities = wkf_activity_obj.browse(cr, uid, activity_ids)
+        self.log.debug("quality test: wkf_ids = %r", wkf_ids)
+        self.log.debug("quality test: activity_ids = %r", activity_ids)
         for activity in activities:
             if activity.flow_start:
                 activity_chk[activity.wkf_id.osv]['start'] = 'ok'