diff --git a/workflow/engine/classes/class.applications.php b/workflow/engine/classes/class.applications.php
index 47c1f2da2..26c20dcd6 100644
--- a/workflow/engine/classes/class.applications.php
+++ b/workflow/engine/classes/class.applications.php
@@ -19,7 +19,7 @@ class Applications
     $type     = isset($type)   ? $type: 'extjs';
     $dateFrom = isset($dateFrom)? $dateFrom : '';
     $dateTo   = isset($dateTo)  ? $dateTo : '';
-    
+
     G::LoadClass("BasePeer" );
     G::LoadClass ( 'configuration' );
     require_once ( "classes/model/AppCacheView.php" );
@@ -31,7 +31,7 @@ class Applications
 
     //$userUid = ( isset($_SESSION['USER_LOGGED'] ) && $_SESSION['USER_LOGGED'] != '' ) ? $_SESSION['USER_LOGGED'] : null; <-- passed by param
     $oAppCache = new AppCacheView();
-    
+
     //get data configuration
     $conf = new Configurations();
     $confCasesList = $conf->getConfiguration('casesList',($action=='search'||$action=='simple_search')?'sent':$action );
@@ -98,10 +98,20 @@ class Applications
       break;
     }
 
-    // $Criteria->addJoin(AppCacheViewPeer::USR_UID, UsersPeer::USR_UID, Criteria::LEFT_JOIN);
-    $Criteria->addJoin(AppCacheViewPeer::USR_UID, UsersPeer::USR_UID, Criteria::LEFT_JOIN);
-    $Criteria->addSelectColumn(UsersPeer::USR_FIRSTNAME );
-    $Criteria->addSelectColumn(UsersPeer::USR_LASTNAME );
+    $Criteria->addAlias('CU', 'USERS');
+    $Criteria->addJoin(AppCacheViewPeer::USR_UID, 'CU.USR_UID', Criteria::LEFT_JOIN);
+    $Criteria->addAsColumn('USR_FIRSTNAME', 'CU.USR_FIRSTNAME');
+    $Criteria->addAsColumn('USR_LASTNAME', 'CU.USR_LASTNAME');
+    $Criteria->addAsColumn('USR_USERNAME', 'CU.USR_USERNAME');
+
+    // Fix for previous user
+    if ($action == 'todo' || $action == 'selfservice' || $action =='unassigned' || $action == 'paused' || $action == 'to_revise') {
+        $Criteria->addAlias('PU', 'USERS');
+        $Criteria->addJoin(AppCacheViewPeer::PREVIOUS_USR_UID, 'PU.USR_UID', Criteria::LEFT_JOIN);
+        $Criteria->addAsColumn('PREVIOUS_USR_FIRSTNAME', 'PU.USR_FIRSTNAME');
+        $Criteria->addAsColumn('PREVIOUS_USR_LASTNAME', 'PU.USR_LASTNAME');
+        $Criteria->addAsColumn('PREVIOUS_USR_USERNAME', 'PU.USR_USERNAME');
+    }
 
     if ( !is_array($confCasesList) ) {
         $rows = $this->getDefaultFields( $action );
@@ -155,14 +165,14 @@ class Applications
       $CriteriaCount->add (AppCacheViewPeer::DEL_DELEGATE_DATE, $dateTo, Criteria::LESS_EQUAL );
     }
 
-    //add the filter 
+    //add the filter
     if ( $filter != '' ) {
       switch ( $filter ) {
           case 'read' :
             $Criteria->add      (AppCacheViewPeer::DEL_INIT_DATE, null, Criteria::ISNOTNULL);
             $CriteriaCount->add (AppCacheViewPeer::DEL_INIT_DATE, null, Criteria::ISNOTNULL);
           break;
-      case 'unread' : 
+      case 'unread' :
             $Criteria->add      (AppCacheViewPeer::DEL_INIT_DATE, null, Criteria::ISNULL);
             $CriteriaCount->add (AppCacheViewPeer::DEL_INIT_DATE, null, Criteria::ISNULL);
           break;
@@ -175,7 +185,7 @@ class Applications
             $CriteriaCount->add (AppCacheViewPeer::APP_STATUS, 'COMPLETED', Criteria::EQUAL);
           break;
       }
-    }  
+    }
 
     //add the search filter
     if ( $search != '' ) {
@@ -245,7 +255,7 @@ class Applications
     //here we count how many records exists for this criteria.
     //BUT there are some special cases, and if we dont optimize them the server will crash.
     $doCountAlreadyExecuted = false;
-    //case 1. when the SEARCH action is selected and none filter, search criteria is defined, 
+    //case 1. when the SEARCH action is selected and none filter, search criteria is defined,
     //we need to count using the table APPLICATION, because APP_CACHE_VIEW takes 3 seconds
 
     if ( $action == 'search' && $filter == '' && $search == '' && $process == '' && $status == '' && $dateFrom == '' && $dateTo == '') {
@@ -282,7 +292,7 @@ class Applications
 
     }
 
-    //add sortable options    
+    //add sortable options
     if ( $sort != '' ) {
       if ( $dir == 'DESC' )
         $Criteria->addDescendingOrderByColumn( $sort );
@@ -290,7 +300,7 @@ class Applications
         $Criteria->addAscendingOrderByColumn( $sort );
     }
 
-    //limit the results according the interface    
+    //limit the results according the interface
       $Criteria->setLimit( $limit );
       $Criteria->setOffset( $start );
 
@@ -327,7 +337,7 @@ class Applications
     $index = $start;
     while($aRow = $oDataset->getRow()){
       //$aRow = $oAppCache->replaceRowUserData($aRow);
-      
+
       /* 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,
@@ -349,14 +359,14 @@ class Applications
           if (array_key_exists($col, $newData))
             $aRow[$col] = $newData[$col];
         }
-        
+
         $maxDataset->close();
       }
-      
+
       if (!isset($aRow['APP_CURRENT_USER']))
         $aRow['APP_CURRENT_USER'] = "[Unassigned]";
-      
-      // replacing the status data with their respective translation 
+
+      // replacing the status data with their respective translation
       if( isset($aRow['APP_STATUS']) ){
         $aRow['APP_STATUS'] = G::LoadTranslation("ID_{$aRow['APP_STATUS']}");
       }
@@ -365,17 +375,17 @@ class Applications
       if( isset($aRow['DEL_PRIORITY']) ){
         $aRow['DEL_PRIORITY'] = G::LoadTranslation("ID_PRIORITY_{$aPriorities[$aRow['DEL_PRIORITY']]}");
       }
-      
+
       $rows[] = $aRow;
       $oDataset->next();
     }
 
     $result['data'] = $rows;
-    
+
     return $result;
   }
 
-    
+
  //TODO: Encapsulates these and another default generation functions inside a class
   /**
    * generate all the default fields
@@ -631,7 +641,7 @@ class Applications
 
     G::LoadClass('pmScript');
     G::LoadClass('case');
-    
+
     $steps = Array();
     $case = new Cases;
     $step = new Step;
@@ -661,7 +671,7 @@ class Applications
 
       if (trim($caseStep->getStepCondition()) != '') { // if it has a condition
         $pmScript->setScript($caseStep->getStepCondition());
-        
+
         if (!$pmScript->evaluate()) { //evaluate
           //evaluated false, jump & continue with the others steps
           continue;
@@ -689,18 +699,18 @@ class Applications
           $outputDoc = $appDocument->getObject($appUid, $index, $caseStep->getStepUidObj(), 'OUTPUT');
 
           $stepItem['title']    = $oDocument->getOutDocTitle();
-                    
+
           if ($outputDoc['APP_DOC_UID']) {
-            $stepItem['url'] = "cases/cases_Step?UID=$stepUid&TYPE=$stepType&POSITION=$stepPosition&ACTION=VIEW&DOC={$outputDoc['APP_DOC_UID']}"; 
+            $stepItem['url'] = "cases/cases_Step?UID=$stepUid&TYPE=$stepType&POSITION=$stepPosition&ACTION=VIEW&DOC={$outputDoc['APP_DOC_UID']}";
           }
           else {
-            $stepItem['url'] = "cases/cases_Step?UID=$stepUid&TYPE=$stepType&POSITION=$stepPosition&ACTION=GENERATE";         
+            $stepItem['url'] = "cases/cases_Step?UID=$stepUid&TYPE=$stepType&POSITION=$stepPosition&ACTION=GENERATE";
           }
           break;
 
         case 'INPUT_DOCUMENT':
           $oDocument = InputDocumentPeer::retrieveByPK($stepUid);
-          
+
           $stepItem['title'] = $oDocument->getInpDocTitle();
           $stepItem['url']  = "cases/cases_Step?UID=$stepUid&TYPE=$stepType&POSITION=$stepPosition&ACTION=ATTACH";
           break;
@@ -708,11 +718,11 @@ class Applications
         case 'EXTERNAL':
           $stepTitle       = 'unknown ' . $caseStep->getStepUidObj();
           $oPluginRegistry = PMPluginRegistry::getSingleton();
-    
+
           $externalStep      = $externalSteps[$caseStep->getStepUidObj()];
           $stepItem['id']    = $externalStep->sStepId;
           $stepItem['title'] = $externalStep->sStepTitle;
-          $stepItem['url']   = "cases/cases_Step?UID={$externalStep->sStepId}&TYPE=EXTERNAL&POSITION=$stepPosition&ACTION=EDIT";          
+          $stepItem['url']   = "cases/cases_Step?UID={$externalStep->sStepId}&TYPE=EXTERNAL&POSITION=$stepPosition&ACTION=EDIT";
         break;
       }
 
@@ -725,8 +735,8 @@ class Applications
     $stepItem['type']  = '';
     $stepItem['title'] = G::LoadTranslation('ID_ASSIGN_TASK');
     $stepItem['url']   = "cases/cases_Step?TYPE=ASSIGN_TASK&UID=-1&POSITION=10000&ACTION=ASSIGN";
-    
-    $steps[] = $stepItem;    
+
+    $steps[] = $stepItem;
 
     return $steps;
   }
diff --git a/workflow/engine/methods/cases/casesListExtJs.php b/workflow/engine/methods/cases/casesListExtJs.php
index 73ef8540a..1a6337494 100755
--- a/workflow/engine/methods/cases/casesListExtJs.php
+++ b/workflow/engine/methods/cases/casesListExtJs.php
@@ -331,23 +331,25 @@
   //these getXX function gets the default fields in casesListSetup
   function getToDo() {
     $caseColumns = array ();
-    $caseColumns[] = array( 'header' => '#',                                 'dataIndex' => 'APP_NUMBER',       'width' => 45, 'align' => 'center');
-    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_SUMMARY'),    'dataIndex' => 'CASE_SUMMARY',     'width' => 45, 'align' => 'center',  'sorteable'=>false);
+    $caseColumns[] = array( 'header' => '#',                                  'dataIndex' => 'APP_NUMBER',       'width' => 45, 'align' => 'center');
+    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_SUMMARY'),     'dataIndex' => 'CASE_SUMMARY',     'width' => 45, 'align' => 'center',  'sorteable'=>false);
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CASES_NOTES'), 'dataIndex' => 'CASE_NOTES_COUNT', 'width' => 45, 'align' => 'center',  'sorteable'=>false);
-    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CASE'),       'dataIndex' => 'APP_TITLE',        'width' => 150 );
-    $caseColumns[] = array( 'header' => 'UserUid',                           'dataIndex' => 'USR_UID',          'width' => 50 , 'hidden'=> true, 'hideable'=> false);
-    $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' => 90 );
-    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_DUE_DATE'),   'dataIndex' => 'DEL_TASK_DUE_DATE', 'width' => 110);
-    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_LAST_MODIFY'),'dataIndex' => 'APP_UPDATE_DATE', 	'width' => 110 );
-    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_PRIORITY'),   'dataIndex' => 'DEL_PRIORITY',      'width' => 50 );
+    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CASE'),        'dataIndex' => 'APP_TITLE',        'width' => 150 );
+    $caseColumns[] = array( 'header' => 'UserUid',                            'dataIndex' => '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' => 90 );
+    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_DUE_DATE'),    'dataIndex' => 'DEL_TASK_DUE_DATE', 'width' => 110);
+    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_LAST_MODIFY'), 'dataIndex' => 'APP_UPDATE_DATE', 	'width' => 110 );
+    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_PRIORITY'),    'dataIndex' => 'DEL_PRIORITY',      'width' => 50 );
 
     $caseReaderFields = array();
     $caseReaderFields[] = array( 'name' => 'APP_UID' );
     $caseReaderFields[] = array( 'name' => 'USR_UID' );
     $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_UID' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_FIRSTNAME' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_LASTNAME' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_USERNAME' );
     $caseReaderFields[] = array( 'name' => 'DEL_INDEX' );
     $caseReaderFields[] = array( 'name' => 'APP_NUMBER' );
     $caseReaderFields[] = array( 'name' => 'APP_TITLE' );
@@ -491,7 +493,6 @@
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CASES_NOTES'), 'dataIndex' => 'CASE_NOTES_COUNT', 'width' => 45, 'align' => 'center',  'sorteable'=>false);
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CASE'),        'dataIndex' => 'APP_TITLE',       'width' => 150 );
     $caseColumns[] = array( 'header' => 'UserUid',                            'dataIndex' => 'USR_UID',         'width' => 50, 'hidden'=> true, 'hideable'=> false);
-    $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 );
 
@@ -506,6 +507,9 @@
     $caseReaderFields[] = array( 'name' => 'APP_UID' );
     $caseReaderFields[] = array( 'name' => 'USR_UID' );
     $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_UID' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_FIRSTNAME' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_LASTNAME' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_USERNAME' );
     $caseReaderFields[] = array( 'name' => 'APP_NUMBER' );
     $caseReaderFields[] = array( 'name' => 'APP_STATUS' );
     $caseReaderFields[] = array( 'name' => 'DEL_INDEX' );
@@ -532,12 +536,9 @@
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CASES_NOTES'), 'dataIndex' => 'CASE_NOTES_COUNT', 'width' => 45, 'align' => 'center',  'sorteable'=>false);
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CASE'),        'dataIndex' => 'APP_TITLE',            'width' => 150 );
     $caseColumns[] = array( 'header' => 'UserUid',                            'dataIndex' => 'USR_UID',              'width' => 50, 'hidden'=> true, 'hideable'=> false);
-    $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' => 90 );
-    $caseColumns[] = array( 'header' => 'UserUid',                            'dataIndex' => 'USR_UID',              'width' => 50, 'hidden'=> true, 'hideable'=> false);
-    $caseColumns[] = array( 'header' => 'PreUsrUid',                          'dataIndex' => 'PREVIOUS_USR_UID',     'width' => 50, 'hidden'=> true, 'hideable'=> false);
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_LAST_MODIFY'), 'dataIndex' => 'APP_UPDATE_DATE',   'width' => 80 );
 
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_THREAD_INDEX'),'dataIndex' => 'APP_THREAD_INDEX',   'width' => 80 );
@@ -547,6 +548,9 @@
     $caseReaderFields[] = array( 'name' => 'APP_UID' );
     $caseReaderFields[] = array( 'name' => 'USR_UID' );
     $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_UID' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_FIRSTNAME' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_LASTNAME' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_USERNAME' );
     $caseReaderFields[] = array( 'name' => 'APP_NUMBER' );
     $caseReaderFields[] = array( 'name' => 'APP_STATUS' );
     $caseReaderFields[] = array( 'name' => 'DEL_INDEX' );
@@ -578,7 +582,7 @@
     $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' => 'ID_SENT_BY','width' => 90 );
+    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_SENT_BY'),     'dataIndex' => 'APP_DEL_PREVIOUS_USER','width' => 90 );
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CURRENT_USER'),'dataIndex' => 'APP_CURRENT_USER','width' => 90 );
 //    $caseColumns[] = array( 'header' =>'Sent By',      'dataIndex' => 'APP_DEL_PREVIOUS_USER', 'width' => 90 );
 ///--    $caseColumns[] = array( 'header' => G::LoadTranslation('ID_LAST_MODIFY'), 'dataIndex' => 'APP_UPDATE_DATE', 'width' => 110 );
@@ -589,6 +593,9 @@
     $caseReaderFields[] = array( 'name' => 'APP_UID' );
     $caseReaderFields[] = array( 'name' => 'USR_UID' );
     $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_UID' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_FIRSTNAME' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_LASTNAME' );
+    $caseReaderFields[] = array( 'name' => 'PREVIOUS_USR_USERNAME' );
     $caseReaderFields[] = array( 'name' => 'APP_NUMBER' );
     $caseReaderFields[] = array( 'name' => 'DEL_INDEX' );
     $caseReaderFields[] = array( 'name' => 'APP_TITLE' );
@@ -601,7 +608,7 @@
     $caseReaderFields[] = array( 'name' => 'DEL_PRIORITY' );
     $caseReaderFields[] = array( 'name' => 'APP_STATUS' );
     $caseReaderFields[] = array( 'name' => 'APP_FINISH_DATE' );
-    $caseReaderFields[] = array( 'name' => 'ID_SENT_BY' );
+    $caseReaderFields[] = array( 'name' => 'APP_DEL_PREVIOUS_USER' );
     $caseReaderFields[] = array( 'name' => 'CASE_SUMMARY' );
     $caseReaderFields[] = array( 'name' => 'CASE_NOTES_COUNT' );
 
@@ -612,8 +619,6 @@
     $caseColumns = array ();
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_SUMMARY'),     'dataIndex' => 'CASE_SUMMARY',     'width' => 45, 'align' => 'center',  'sorteable'=>false);
     $caseColumns[] = array( 'header' => G::LoadTranslation('ID_CASES_NOTES'), 'dataIndex' => 'CASE_NOTES_COUNT', 'width' => 45, 'align' => 'center',  'sorteable'=>false);
-    $caseColumns[] = array( 'header' => 'TaskUid',                            'dataIndex' => 'TAS_UID' ,        'width' => 150 ,'hidden'=> true, 'hideable'=> false);
-    $caseColumns[] = array( 'header' => 'DelIndex',                           'dataIndex' => 'DEL_INDEX' ,      'width' => 150 ,'hidden'=> true, 'hideable'=> false);
     $caseColumns[] = array( 'header' => 'UserUid',                            'dataIndex' => 'USR_UID',         'width' => 50, 'hidden'=> true, 'hideable'=> false);
     $caseColumns[] = array( 'header' => 'PreUsrUid',                          'dataIndex' => 'PREVIOUS_USR_UID','width' => 50, 'hidden'=> true, 'hideable'=> false);
     $caseColumns[] = array( 'header' => '#',                                  'dataIndex' => 'APP_NUMBER',      'width' => 45, 'align' => 'center');
diff --git a/workflow/engine/templates/cases/casesList.js b/workflow/engine/templates/cases/casesList.js
index cdf13cb3a..89065ee9d 100644
--- a/workflow/engine/templates/cases/casesList.js
+++ b/workflow/engine/templates/cases/casesList.js
@@ -123,7 +123,7 @@ function jumpToCase(appNumber){
       }
     },
     params: {action:'previusJump', appNumber: appNumber}
-  });  
+  });
 }
 
 function deleteCase() {
@@ -226,7 +226,7 @@ function pauseCase(date){
                     var noteReasonTxt = '';
                   }
                   var notifyReasonVal = Ext.getCmp('notifyReason').getValue() == true ? 1 : 0;
-                  
+
                   Ext.MessageBox.show({ msg: _('ID_PROCESSING'), wait:true,waitConfig: {interval:200} });
                   Ext.Ajax.request({
                     url: 'cases_Ajax',
@@ -260,7 +260,7 @@ function pauseCase(date){
       ]
     });
     msgPause.show(this);
-    
+
   } else {
     Ext.Msg.show({
       title:'',
@@ -459,9 +459,14 @@ Ext.onReady ( function() {
   }
 
   function dueDate(value, p, r){
-    var myDate = convertDate( value );
-    var myColor =  (myDate < new Date()) ? " color:red;" : 'color:green;';
-    return String.format("<span style='{1}'>{0}</span>", myDate.dateFormat(FORMATS.casesListDateFormat), myColor );
+    if (value) {
+      var myDate = convertDate( value );
+      var myColor =  (myDate < new Date()) ? " color:red;" : 'color:green;';
+      return String.format("<span style='{1}'>{0}</span>", myDate.dateFormat(FORMATS.casesListDateFormat), myColor );
+    }
+    else {
+        return '';
+    }
   }
 
   var renderSummary = function (val, p, r) {
@@ -477,8 +482,22 @@ Ext.onReady ( function() {
   }
 
   //Render Full Name
-  full_name = function(v,x,s){
-      return _FNF(v, s.data.USR_FIRSTNAME, s.data.USR_LASTNAME);
+  full_name = function(v, x, s) {
+      if (s.data.USR_UID) {
+        return _FNF(s.data.USR_USERNAME, s.data.USR_FIRSTNAME, s.data.USR_LASTNAME);
+      }
+      else {
+        return '';
+      }
+  };
+
+  previous_full_name = function(v, x, s) {
+      if (s.data.PREVIOUS_USR_UID) {
+        return _FNF(s.data.PREVIOUS_USR_USERNAME, s.data.PREVIOUS_USR_FIRSTNAME, s.data.PREVIOUS_USR_LASTNAME);
+      }
+      else {
+        return '';
+      }
   };
 
   for(var i = 0, len = columns.length; i < len; i++){
@@ -491,7 +510,7 @@ Ext.onReady ( function() {
     if( c.id == 'unpauseLink')                  c.renderer = unpauseLink;
     if( c.dataIndex == 'CASE_SUMMARY')          c.renderer = renderSummary;
     if( c.dataIndex == 'CASE_NOTES_COUNT')      c.renderer = renderNote;
-    if( c.dataIndex == 'APP_DEL_PREVIOUS_USER') c.renderer = full_name;
+    if( c.dataIndex == 'APP_DEL_PREVIOUS_USER') c.renderer = previous_full_name;
     if( c.dataIndex == 'APP_CURRENT_USER')      c.renderer = full_name;
   }
 
@@ -502,6 +521,7 @@ Ext.onReady ( function() {
 
   readerFields.push ( {name: "USR_FIRSTNAME"});
   readerFields.push ( {name: "USR_LASTNAME"});
+  readerFields.push ( {name: "USR_USERNAME"});
 
   for (i=0; i<columns.length; i++) {
     if (columns[i].dataIndex == 'USR_UID') {
@@ -576,7 +596,7 @@ Ext.onReady ( function() {
       //storeReassignCases.reload();
     }
   });
-  
+
   var ExecReassign = function () {
     newPopUp.hide();
     var rs = storeReassignCases.getModifiedRecords();
@@ -615,7 +635,7 @@ Ext.onReady ( function() {
       params: { APP_UIDS:ids, data:Ext.util.JSON.encode(sv), selected:true }
     });
   }
-  
+
 
 
   // Create HttpProxy instance, all CRUD requests will be directed to single proxy url.
@@ -1097,12 +1117,12 @@ Ext.onReady ( function() {
           optionMenuDelete.setDisabled(false);
         }
         break;
-      default: 
+      default:
         if( rows.length == 0 ) {
           optionMenuOpen.setDisabled(true);
         }
         else {
-          optionMenuOpen.setDisabled(false); 
+          optionMenuOpen.setDisabled(false);
         }
     }
   }
@@ -1589,7 +1609,7 @@ Ext.onReady ( function() {
     id: 'casesGrid',
     store: storeCases,
     cm: cm,
-    
+
     sm: new Ext.grid.RowSelectionModel({
       selectSingle: false,
       listeners:{
@@ -1612,7 +1632,7 @@ Ext.onReady ( function() {
     listeners: {
       rowdblclick: openCase,
       render: function(){
-        
+
         //this.loadMask = new Ext.LoadMask(this.body, {msg:TRANSLATIONS.LABEL_GRID_LOADING});
         //this.ownerCt.doLayout();
       }
@@ -1662,7 +1682,7 @@ Ext.onReady ( function() {
     store: storeReassignCases,
     cm: reassignCm,
 
-    autoHeight: true,   
+    autoHeight: true,
     viewConfig: {
       forceFit:true
     }
@@ -1683,7 +1703,7 @@ Ext.onReady ( function() {
       }
     }
   });
-  
+
 var gridForm = new Ext.FormPanel({
         id: 'reassign-form',
         frame: true,
@@ -1691,7 +1711,7 @@ var gridForm = new Ext.FormPanel({
         //title: 'Company data',
         bodyStyle:'padding:5px',
         width: 750,
-        
+
 
         layout: 'column',    // Specifies that the items will now be arranged in columns
         items: [{
@@ -1717,7 +1737,7 @@ var gridForm = new Ext.FormPanel({
                 border : true,
 
                 listeners: {
-                  
+
                     click: function() {
                         rows = this.getSelectionModel().getSelections();
                         var application = '';
@@ -1730,16 +1750,16 @@ var gridForm = new Ext.FormPanel({
                                application = rows[i].get('APP_UID');
                             }
                         } else {
-                                                        
+
                         }
                         comboUsersToReassign.clearValue();
                         storeUsersToReassign.removeAll();
                         storeUsersToReassign.setBaseParam('application',application);
-                             
+
                         storeUsersToReassign.load();
                         //alert(record.USERS);
                     } // Allow rows to be rendered.
-              
+
                 }
             }
         },{
@@ -1752,7 +1772,7 @@ var gridForm = new Ext.FormPanel({
             autoHeight: true,
             bodyStyle: Ext.isIE ? 'text-align: left;padding:0 0 5px 15px;' : 'text-align: left; padding:10px 5px;',
             border: false,
-            //style: {                
+            //style: {
             //    "margin-left": "10px", // when you add custom margin in IE 6...
             //    "margin-right": Ext.isIE6 ? (Ext.isStrict ? "-10px" : "-13px") : "0"  // you have to adjust for it somewhere else
             //},
@@ -1908,7 +1928,7 @@ function reassign(){
     }
     storeReassignCases.setBaseParam( 'APP_UIDS', ids);
     storeReassignCases.load();
-    
+
     newPopUp.show();
     comboUsersToReassign.disable();