diff --git a/workflow/engine/methods/cases/casesListExtJs.php b/workflow/engine/methods/cases/casesListExtJs.php
index 206c7cc88..f1d746d84 100755
--- a/workflow/engine/methods/cases/casesListExtJs.php
+++ b/workflow/engine/methods/cases/casesListExtJs.php
@@ -395,7 +395,7 @@
     $caseColumns[] = array( 'header' => 'PreUsrUid',                          'dataIndex' => 'PREVIOUS_USR_UID',  'width' => 50, 'hidden'=> true, 'hideable'=> false);
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_PROCESS'),     'dataIndex' => 'APP_PRO_TITLE',     'width' => 120 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_TASK'),        'dataIndex' => 'APP_TAS_TITLE',     'width' => 120 );
-    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_SENT_BY'),     'dataIndex' => 'APP_DEL_PREVIOUS_USER', 'width' => 120 );
+    //$caseColumns[] = array( 'header' => G::LoadTranslation('ID_SENT_BY'),     'dataIndex' => 'APP_DEL_PREVIOUS_USER', 'width' => 120 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CURRENT_USER'),'dataIndex' => 'APP_CURRENT_USER',  'width' => 120 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_LAST_MODIFY'), 'dataIndex' => 'APP_UPDATE_DATE',   'width' => 80 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_STATUS'),      'dataIndex' => 'APP_STATUS',        'width' => 50 );
@@ -430,7 +430,7 @@
     $caseColumns[] = array( 'header' => 'PreUsrUid',                             'dataIndex' => 'PREVIOUS_USR_UID',  'width' => 50 , 'hidden'=> true, 'hideable'=> false);
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_TASK'),           'dataIndex' => 'APP_TAS_TITLE',     'width' => 120 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_PROCESS'),        'dataIndex' => 'APP_PRO_TITLE',     'width' => 120 );
-    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_SENT_BY'),        'dataIndex' => 'APP_DEL_PREVIOUS_USER', 'width' => 120 );
+    //$caseColumns[] = array( 'header' => G::LoadTranslation('ID_SENT_BY'),        'dataIndex' => 'APP_DEL_PREVIOUS_USER', 'width' => 120 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CURRENT_USER'),   'dataIndex' => 'APP_CURRENT_USER',  'width' => 120 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_LAST_MODIFY'),    'dataIndex' => 'APP_UPDATE_DATE',   'width' => 80 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_DELEGATION_DATE'),'dataIndex' => 'DEL_DELEGATE_DATE', 'width' => 80 );
diff --git a/workflow/engine/methods/cases/proxyCasesList.php b/workflow/engine/methods/cases/proxyCasesList.php
index dafdcb4cf..20f37743b 100755
--- a/workflow/engine/methods/cases/proxyCasesList.php
+++ b/workflow/engine/methods/cases/proxyCasesList.php
@@ -328,14 +328,14 @@
     if( isset($aRow['DEL_PRIORITY']) ){
       $aRow['DEL_PRIORITY'] = G::LoadTranslation("ID_PRIORITY_{$aPriorities[$aRow['DEL_PRIORITY']]}");
     }
-
+    
     /* For participated cases, we want the last step in the case, not only
      * the last step this user participated. To do that we get every case
      * information again for the last step. (This could be solved by a subquery,
      * but Propel might not support it and subqueries can be slower for larger
      * datasets).
      */
-    if ($action == 'sent') {
+    if ($action == 'sent' || $action == 'search') {
       $maxCriteria = new Criteria('workflow');
       $maxCriteria->add(AppCacheViewPeer::APP_UID, $aRow['APP_UID'], Criteria::EQUAL);
       $maxCriteria->addDescendingOrderByColumn(AppCacheViewPeer::DEL_INDEX);
@@ -354,6 +354,9 @@
       $maxDataset->close();
     }
     
+    if (!isset($aRow['APP_CURRENT_USER']))
+      $aRow['APP_CURRENT_USER'] = "[Unassigned]";
+    
     $rows[] = $aRow;
     $oDataset->next();
   }