diff --git a/product/ERP5/tests/testTaskReporting.py b/product/ERP5/tests/testTaskReporting.py
index c6bf43c89b2287faae86af2d8096c6c323bdb561..65d88b05a12d1de8104635fc62421fbf4e52590c 100644
--- a/product/ERP5/tests/testTaskReporting.py
+++ b/product/ERP5/tests/testTaskReporting.py
@@ -208,7 +208,7 @@ class TestTaskReporting(ERP5ReportTestCase):
     report_section_list = self.getReportSectionList(
         self.portal.project_module.Project_1,
         'Project_viewMonthlyReport')
-    self.assertEquals(2, len(report_section_list))
+    self.assertEquals(1, len(report_section_list))
 
     line_list = self.getListBoxLineList(report_section_list[0])
     data_line_list = [l for l in line_list if l.isDataLine()]
diff --git a/product/ERP5Type/id_as_reference.py b/product/ERP5Type/id_as_reference.py
index 042d18b76da7d70298a09bdb5e972c3625036839..65589cd6fd4ad44ac8b1ca1936a20c344617dc06 100644
--- a/product/ERP5Type/id_as_reference.py
+++ b/product/ERP5Type/id_as_reference.py
@@ -77,4 +77,11 @@ def IdAsReferenceMixin(suffix):
         return reference
       return default
 
+    def _setReference(self, value):
+      self.__dict__.pop('default_reference', None) # BBB
+      self.setId(value + suffix)
+
+    security.declareProtected(Permissions.ModifyPortalContent, 'setReference')
+    setReference = _setReference
+
   return IdAsReferenceMixin