diff --git a/workflow/engine/classes/model/Department.php b/workflow/engine/classes/model/Department.php
index 2138fc837..1745da1e0 100755
--- a/workflow/engine/classes/model/Department.php
+++ b/workflow/engine/classes/model/Department.php
@@ -369,8 +369,10 @@ class Department extends BaseDepartment
         
         if ($managerId) {
             $user = $oUser->loadDetailed ($managerId);
-            $dptoTitle = $oDept->Load($depId);
-            G::auditLog("AssignManagerToDepartament", "Assign Manager ".$user['USR_USERNAME']." (".$managerId.") to ".$dptoTitle['DEPO_TITLE']." (".$depId.") ");
+            if (is_object( $oDept ) && get_class( $oDept ) == 'Department') {
+                $dptoTitle = $oDept->Load($depId);
+                G::auditLog("AssignManagerToDepartament", "Assign Manager ".$user['USR_USERNAME']." (".$managerId.") to ".$dptoTitle['DEPO_TITLE']." (".$depId.") ");
+            }
         }
         // get children departments to update the reportsTo of these children
         $childrenCriteria = new Criteria( 'workflow' );