diff --git a/workflow/engine/classes/class.configuration.php b/workflow/engine/classes/class.configuration.php
index 15aa0cdb9..15662db7b 100755
--- a/workflow/engine/classes/class.configuration.php
+++ b/workflow/engine/classes/class.configuration.php
@@ -778,7 +778,7 @@ class Configurations // extends Configuration
                 $caseColumns[] = array("header" => ($translation == 1) ? G::LoadTranslation("ID_TASK") : "ID_TASK", "dataIndex" => "APP_TAS_TITLE", "width" => 120);
                 $caseColumns[] = array("header" => ($translation == 1) ? G::LoadTranslation("ID_CURRENT_USER") : "ID_CURRENT_USER", "dataIndex" => "APP_CURRENT_USER", "width" => 120, "sortable" => true);
                 $caseColumns[] = array("header" => ($translation == 1) ? G::LoadTranslation("ID_LAST_MODIFY") : "ID_LAST_MODIFY", "dataIndex" => "APP_UPDATE_DATE", "width" => 80);
-                $caseColumns[] = array("header" => ($translation == 1) ? G::LoadTranslation("ID_DEL_THREAD_STATUS") : "ID_DEL_THREAD_STATUS", "dataIndex" => "DEL_THREAD_STATUS", "width" => 50);
+                $caseColumns[] = array("header" => ($translation == 1) ? G::LoadTranslation("ID_STATUS") : "ID_STATUS", "dataIndex" => "APP_STATUS_LABEL", "width" => 50);
 
                 $caseReaderFields[] = array("name" => "APP_UID");
                 $caseReaderFields[] = array("name" => "USR_UID");
diff --git a/workflow/engine/classes/model/ListInbox.php b/workflow/engine/classes/model/ListInbox.php
index 065fe8b50..8be18c312 100644
--- a/workflow/engine/classes/model/ListInbox.php
+++ b/workflow/engine/classes/model/ListInbox.php
@@ -49,7 +49,7 @@ class ListInbox extends BaseListInbox
 
             // remove and create participated last
             $listParticipatedLast = new ListParticipatedLast();
-            $listParticipatedLast->remove($data['APP_UID'], $data['USR_UID'],$data['DEL_INDEX']);
+            $listParticipatedLast->remove($data['APP_UID'], $data['USR_UID']);
             $listParticipatedLast = new ListParticipatedLast();
             $listParticipatedLast->create($data);        
             $listParticipatedLast = new ListParticipatedLast();
diff --git a/workflow/engine/classes/model/ListParticipatedLast.php b/workflow/engine/classes/model/ListParticipatedLast.php
index 919068345..ce1de459b 100644
--- a/workflow/engine/classes/model/ListParticipatedLast.php
+++ b/workflow/engine/classes/model/ListParticipatedLast.php
@@ -130,12 +130,11 @@ class ListParticipatedLast extends BaseListParticipatedLast
      * @throws type
      *
      */
-    public function remove ($app_uid, $usr_uid, $del_index)
+    public function remove ($app_uid, $usr_uid)
     {
         $con = Propel::getConnection( ListParticipatedLastPeer::DATABASE_NAME );
         try {
             $this->setAppUid($app_uid);
-            $this->setDelIndex($del_index);
             $this->setUsrUid($usr_uid);
 
             $con->begin();
diff --git a/workflow/engine/classes/model/map/ListParticipatedLastMapBuilder.php b/workflow/engine/classes/model/map/ListParticipatedLastMapBuilder.php
index b8fae755b..2380c78e2 100644
--- a/workflow/engine/classes/model/map/ListParticipatedLastMapBuilder.php
+++ b/workflow/engine/classes/model/map/ListParticipatedLastMapBuilder.php
@@ -67,9 +67,9 @@ class ListParticipatedLastMapBuilder
 
         $tMap->addPrimaryKey('APP_UID', 'AppUid', 'string', CreoleTypes::VARCHAR, true, 32);
         
-        $tMap->addPrimaryKey('DEL_INDEX', 'DelIndex', 'int', CreoleTypes::INTEGER, true, null);
-        
         $tMap->addPrimaryKey('USR_UID', 'UsrUid', 'string', CreoleTypes::VARCHAR, true, 32);
+        
+        $tMap->addColumn('DEL_INDEX', 'DelIndex', 'int', CreoleTypes::INTEGER, true, null);
 
         $tMap->addColumn('TAS_UID', 'TasUid', 'string', CreoleTypes::VARCHAR, true, 32);
 
diff --git a/workflow/engine/classes/model/om/BaseListParticipatedLast.php b/workflow/engine/classes/model/om/BaseListParticipatedLast.php
index 6d41df0a8..0d84c6afa 100644
--- a/workflow/engine/classes/model/om/BaseListParticipatedLast.php
+++ b/workflow/engine/classes/model/om/BaseListParticipatedLast.php
@@ -1257,12 +1257,12 @@ abstract class BaseListParticipatedLast extends BaseObject implements Persistent
         switch($pos) {
             case 0:
                 return $this->getAppUid();
-                break;
+                break;            
             case 1:
-                return $this->getDelIndex();
+                return $this->getUsrUid();
                 break;
             case 2:
-                return $this->getUsrUid();
+                return $this->getDelIndex();
                 break;
             case 3:
                 return $this->getTasUid();
@@ -1342,8 +1342,8 @@ abstract class BaseListParticipatedLast extends BaseObject implements Persistent
         $keys = ListParticipatedLastPeer::getFieldNames($keyType);
         $result = array(
             $keys[0] => $this->getAppUid(),
-            $keys[1] => $this->getDelIndex(),
-            $keys[2] => $this->getUsrUid(),
+            $keys[1] => $this->getUsrUid(),
+            $keys[2] => $this->getDelIndex(),
             $keys[3] => $this->getTasUid(),
             $keys[4] => $this->getProUid(),
             $keys[5] => $this->getAppNumber(),
@@ -1396,13 +1396,13 @@ abstract class BaseListParticipatedLast extends BaseObject implements Persistent
         switch($pos) {
             case 0:
                 $this->setAppUid($value);
-                break;
+                break;                
             case 1:
-                $this->setDelIndex($value);
-                break;    
-            case 2:
                 $this->setUsrUid($value);
                 break;
+            case 2:
+                $this->setDelIndex($value);
+                break;    
             case 3:
                 $this->setTasUid($value);
                 break;
@@ -1485,14 +1485,14 @@ abstract class BaseListParticipatedLast extends BaseObject implements Persistent
 
         if (array_key_exists($keys[0], $arr)) {
             $this->setAppUid($arr[$keys[0]]);
+        }       
+
+        if (array_key_exists($keys[1], $arr)) {
+            $this->setUsrUid($arr[$keys[1]]);
         }
         
-        if (array_key_exists($keys[1], $arr)) {
-            $this->setDelIndex($arr[$keys[1]]);
-        }
-
         if (array_key_exists($keys[2], $arr)) {
-            $this->setUsrUid($arr[$keys[2]]);
+            $this->setDelIndex($arr[$keys[2]]);
         }
 
         if (array_key_exists($keys[3], $arr)) {
@@ -1687,7 +1687,6 @@ abstract class BaseListParticipatedLast extends BaseObject implements Persistent
         $criteria = new Criteria(ListParticipatedLastPeer::DATABASE_NAME);
 
         $criteria->add(ListParticipatedLastPeer::APP_UID, $this->app_uid);
-        $criteria->add(ListParticipatedLastPeer::DEL_INDEX, $this->del_index);
         $criteria->add(ListParticipatedLastPeer::USR_UID, $this->usr_uid);
 
         return $criteria;
@@ -1703,10 +1702,8 @@ abstract class BaseListParticipatedLast extends BaseObject implements Persistent
         $pks = array();
 
         $pks[0] = $this->getAppUid();
-        
-        $pks[1] = $this->getDelIndex();
 
-        $pks[2] = $this->getUsrUid();
+        $pks[1] = $this->getUsrUid();
 
         return $pks;
     }
@@ -1721,10 +1718,8 @@ abstract class BaseListParticipatedLast extends BaseObject implements Persistent
     {
 
         $this->setAppUid($keys[0]);
-        
-        $this->setDelIndex($keys[1]);
 
-        $this->setUsrUid($keys[2]);
+        $this->setUsrUid($keys[1]);
 
     }
 
@@ -1786,8 +1781,6 @@ abstract class BaseListParticipatedLast extends BaseObject implements Persistent
 
         $copyObj->setAppUid(''); // this is a pkey column, so set to default value
         
-        $copyObj->setDelIndex(''); // this is a pkey column, so set to default value
-
         $copyObj->setUsrUid(''); // this is a pkey column, so set to default value
 
     }
diff --git a/workflow/engine/classes/model/om/BaseListParticipatedLastPeer.php b/workflow/engine/classes/model/om/BaseListParticipatedLastPeer.php
index 41e3a4920..efda1a1f1 100644
--- a/workflow/engine/classes/model/om/BaseListParticipatedLastPeer.php
+++ b/workflow/engine/classes/model/om/BaseListParticipatedLastPeer.php
@@ -110,9 +110,9 @@ abstract class BaseListParticipatedLastPeer
      * e.g. self::$fieldNames[self::TYPE_PHPNAME][0] = 'Id'
      */
     private static $fieldNames = array (
-        BasePeer::TYPE_PHPNAME => array ('AppUid', 'DelIndex', 'UsrUid', 'TasUid', 'ProUid', 'AppNumber', 'AppTitle', 'AppProTitle', 'AppTasTitle', 'AppStatus', 'DelPreviousUsrUid', 'DelPreviousUsrUsername', 'DelPreviousUsrFirstname', 'DelPreviousUsrLastname', 'DelCurrentUsrUsername', 'DelCurrentUsrFirstname', 'DelCurrentUsrLastname', 'DelDelegateDate', 'DelInitDate', 'DelDueDate', 'DelPriority', 'DelPriority', 'DelThreadStatus'),
-        BasePeer::TYPE_COLNAME => array (ListParticipatedLastPeer::APP_UID, ListParticipatedLastPeer::DEL_INDEX, ListParticipatedLastPeer::USR_UID, ListParticipatedLastPeer::TAS_UID, ListParticipatedLastPeer::PRO_UID, ListParticipatedLastPeer::APP_NUMBER, ListParticipatedLastPeer::APP_TITLE, ListParticipatedLastPeer::APP_PRO_TITLE, ListParticipatedLastPeer::APP_TAS_TITLE, ListParticipatedLastPeer::APP_STATUS, ListParticipatedLastPeer::DEL_PREVIOUS_USR_UID, ListParticipatedLastPeer::DEL_PREVIOUS_USR_USERNAME, ListParticipatedLastPeer::DEL_PREVIOUS_USR_FIRSTNAME, ListParticipatedLastPeer::DEL_PREVIOUS_USR_LASTNAME, ListParticipatedLastPeer::DEL_CURRENT_USR_USERNAME, ListParticipatedLastPeer::DEL_CURRENT_USR_FIRSTNAME, ListParticipatedLastPeer::DEL_CURRENT_USR_LASTNAME, ListParticipatedLastPeer::DEL_DELEGATE_DATE, ListParticipatedLastPeer::DEL_INIT_DATE, ListParticipatedLastPeer::DEL_DUE_DATE, ListParticipatedLastPeer::DEL_PRIORITY, ListParticipatedLastPeer::DEL_THREAD_STATUS, ),
-        BasePeer::TYPE_FIELDNAME => array ('APP_UID', 'DEL_INDEX', 'USR_UID', 'TAS_UID', 'PRO_UID', 'APP_NUMBER', 'APP_TITLE', 'APP_PRO_TITLE', 'APP_TAS_TITLE', 'APP_STATUS', 'DEL_PREVIOUS_USR_UID', 'DEL_PREVIOUS_USR_USERNAME', 'DEL_PREVIOUS_USR_FIRSTNAME', 'DEL_PREVIOUS_USR_LASTNAME', 'DEL_CURRENT_USR_USERNAME', 'DEL_CURRENT_USR_FIRSTNAME', 'DEL_CURRENT_USR_LASTNAME', 'DEL_DELEGATE_DATE', 'DEL_INIT_DATE', 'DEL_DUE_DATE', 'DEL_PRIORITY', 'DEL_THREAD_STATUS', ),
+        BasePeer::TYPE_PHPNAME => array ('AppUid', 'UsrUid', 'DelIndex', 'TasUid', 'ProUid', 'AppNumber', 'AppTitle', 'AppProTitle', 'AppTasTitle', 'AppStatus', 'DelPreviousUsrUid', 'DelPreviousUsrUsername', 'DelPreviousUsrFirstname', 'DelPreviousUsrLastname', 'DelCurrentUsrUsername', 'DelCurrentUsrFirstname', 'DelCurrentUsrLastname', 'DelDelegateDate', 'DelInitDate', 'DelDueDate', 'DelPriority', 'DelPriority', 'DelThreadStatus'),
+        BasePeer::TYPE_COLNAME => array (ListParticipatedLastPeer::APP_UID, ListParticipatedLastPeer::USR_UID, ListParticipatedLastPeer::DEL_INDEX, ListParticipatedLastPeer::TAS_UID, ListParticipatedLastPeer::PRO_UID, ListParticipatedLastPeer::APP_NUMBER, ListParticipatedLastPeer::APP_TITLE, ListParticipatedLastPeer::APP_PRO_TITLE, ListParticipatedLastPeer::APP_TAS_TITLE, ListParticipatedLastPeer::APP_STATUS, ListParticipatedLastPeer::DEL_PREVIOUS_USR_UID, ListParticipatedLastPeer::DEL_PREVIOUS_USR_USERNAME, ListParticipatedLastPeer::DEL_PREVIOUS_USR_FIRSTNAME, ListParticipatedLastPeer::DEL_PREVIOUS_USR_LASTNAME, ListParticipatedLastPeer::DEL_CURRENT_USR_USERNAME, ListParticipatedLastPeer::DEL_CURRENT_USR_FIRSTNAME, ListParticipatedLastPeer::DEL_CURRENT_USR_LASTNAME, ListParticipatedLastPeer::DEL_DELEGATE_DATE, ListParticipatedLastPeer::DEL_INIT_DATE, ListParticipatedLastPeer::DEL_DUE_DATE, ListParticipatedLastPeer::DEL_PRIORITY, ListParticipatedLastPeer::DEL_THREAD_STATUS, ),
+        BasePeer::TYPE_FIELDNAME => array ('APP_UID', 'USR_UID', 'DEL_INDEX', 'TAS_UID', 'PRO_UID', 'APP_NUMBER', 'APP_TITLE', 'APP_PRO_TITLE', 'APP_TAS_TITLE', 'APP_STATUS', 'DEL_PREVIOUS_USR_UID', 'DEL_PREVIOUS_USR_USERNAME', 'DEL_PREVIOUS_USR_FIRSTNAME', 'DEL_PREVIOUS_USR_LASTNAME', 'DEL_CURRENT_USR_USERNAME', 'DEL_CURRENT_USR_FIRSTNAME', 'DEL_CURRENT_USR_LASTNAME', 'DEL_DELEGATE_DATE', 'DEL_INIT_DATE', 'DEL_DUE_DATE', 'DEL_PRIORITY', 'DEL_THREAD_STATUS', ),
         BasePeer::TYPE_NUM => array (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, )
     );
 
@@ -123,9 +123,9 @@ abstract class BaseListParticipatedLastPeer
      * e.g. self::$fieldNames[BasePeer::TYPE_PHPNAME]['Id'] = 0
      */
     private static $fieldKeys = array (
-        BasePeer::TYPE_PHPNAME => array ('AppUid' => 0, 'DelIndex' => 2, 'UsrUid' => 3, 'TasUid' => 4, 'ProUid' => 5, 'AppNumber' => 6, 'AppTitle' => 7, 'AppProTitle' => 8, 'AppTasTitle' => 9, 'AppStatus' => 9, 'DelPreviousUsrUid' => 10, 'DelPreviousUsrUsername' => 11, 'DelPreviousUsrFirstname' => 12, 'DelPreviousUsrLastname' => 13, 'DelCurrentUsrUsername' => 14, 'DelCurrentUsrFirstname' => 15, 'DelCurrentUsrLastname' => 16, 'DelDelegateDate' => 17, 'DelInitDate' => 18, 'DelDueDate' => 19, 'DelPriority' => 20, 'DelThreadStatus' => 21,),
-        BasePeer::TYPE_COLNAME => array (ListParticipatedLastPeer::APP_UID => 0, ListParticipatedLastPeer::DEL_INDEX => 1, ListParticipatedLastPeer::USR_UID => 2, ListParticipatedLastPeer::TAS_UID => 3, ListParticipatedLastPeer::PRO_UID => 4, ListParticipatedLastPeer::APP_NUMBER => 5, ListParticipatedLastPeer::APP_TITLE => 6, ListParticipatedLastPeer::APP_PRO_TITLE => 7, ListParticipatedLastPeer::APP_TAS_TITLE => 8, ListParticipatedLastPeer::APP_STATUS => 9, ListParticipatedLastPeer::DEL_PREVIOUS_USR_UID => 10, ListParticipatedLastPeer::DEL_PREVIOUS_USR_USERNAME => 11, ListParticipatedLastPeer::DEL_PREVIOUS_USR_FIRSTNAME => 12, ListParticipatedLastPeer::DEL_PREVIOUS_USR_LASTNAME => 13, ListParticipatedLastPeer::DEL_CURRENT_USR_USERNAME => 14, ListParticipatedLastPeer::DEL_CURRENT_USR_FIRSTNAME => 15, ListParticipatedLastPeer::DEL_CURRENT_USR_LASTNAME => 16, ListParticipatedLastPeer::DEL_DELEGATE_DATE => 17, ListParticipatedLastPeer::DEL_INIT_DATE => 18, ListParticipatedLastPeer::DEL_DUE_DATE => 19, ListParticipatedLastPeer::DEL_PRIORITY => 20, ListParticipatedLastPeer::DEL_THREAD_STATUS => 21, ),
-        BasePeer::TYPE_FIELDNAME => array ('APP_UID' => 0, 'DEL_INDEX' => 1, 'USR_UID' => 2, 'TAS_UID' => 3, 'PRO_UID' => 4, 'APP_NUMBER' => 5, 'APP_TITLE' => 6, 'APP_PRO_TITLE' => 7, 'APP_TAS_TITLE' => 8, 'APP_STATUS' => 9, 'DEL_PREVIOUS_USR_UID' => 10, 'DEL_PREVIOUS_USR_USERNAME' => 11, 'DEL_PREVIOUS_USR_FIRSTNAME' => 12, 'DEL_PREVIOUS_USR_LASTNAME' => 13, 'DEL_CURRENT_USR_USERNAME' => 14, 'DEL_CURRENT_USR_FIRSTNAME' => 15, 'DEL_CURRENT_USR_LASTNAME' => 16, 'DEL_DELEGATE_DATE' => 17, 'DEL_INIT_DATE' => 18, 'DEL_DUE_DATE' => 19, 'DEL_PRIORITY' => 20, 'DEL_THREAD_STATUS' => 21, ),
+        BasePeer::TYPE_PHPNAME => array ('AppUid' => 0, 'UsrUid' => 2, 'DelIndex' => 3, 'TasUid' => 4, 'ProUid' => 5, 'AppNumber' => 6, 'AppTitle' => 7, 'AppProTitle' => 8, 'AppTasTitle' => 9, 'AppStatus' => 9, 'DelPreviousUsrUid' => 10, 'DelPreviousUsrUsername' => 11, 'DelPreviousUsrFirstname' => 12, 'DelPreviousUsrLastname' => 13, 'DelCurrentUsrUsername' => 14, 'DelCurrentUsrFirstname' => 15, 'DelCurrentUsrLastname' => 16, 'DelDelegateDate' => 17, 'DelInitDate' => 18, 'DelDueDate' => 19, 'DelPriority' => 20, 'DelThreadStatus' => 21,),
+        BasePeer::TYPE_COLNAME => array (ListParticipatedLastPeer::APP_UID => 0, ListParticipatedLastPeer::USR_UID => 1, ListParticipatedLastPeer::DEL_INDEX => 2, ListParticipatedLastPeer::TAS_UID => 3, ListParticipatedLastPeer::PRO_UID => 4, ListParticipatedLastPeer::APP_NUMBER => 5, ListParticipatedLastPeer::APP_TITLE => 6, ListParticipatedLastPeer::APP_PRO_TITLE => 7, ListParticipatedLastPeer::APP_TAS_TITLE => 8, ListParticipatedLastPeer::APP_STATUS => 9, ListParticipatedLastPeer::DEL_PREVIOUS_USR_UID => 10, ListParticipatedLastPeer::DEL_PREVIOUS_USR_USERNAME => 11, ListParticipatedLastPeer::DEL_PREVIOUS_USR_FIRSTNAME => 12, ListParticipatedLastPeer::DEL_PREVIOUS_USR_LASTNAME => 13, ListParticipatedLastPeer::DEL_CURRENT_USR_USERNAME => 14, ListParticipatedLastPeer::DEL_CURRENT_USR_FIRSTNAME => 15, ListParticipatedLastPeer::DEL_CURRENT_USR_LASTNAME => 16, ListParticipatedLastPeer::DEL_DELEGATE_DATE => 17, ListParticipatedLastPeer::DEL_INIT_DATE => 18, ListParticipatedLastPeer::DEL_DUE_DATE => 19, ListParticipatedLastPeer::DEL_PRIORITY => 20, ListParticipatedLastPeer::DEL_THREAD_STATUS => 21, ),
+        BasePeer::TYPE_FIELDNAME => array ('APP_UID' => 0, 'USR_UID' => 1, 'DEL_INDEX' => 2, 'TAS_UID' => 3, 'PRO_UID' => 4, 'APP_NUMBER' => 5, 'APP_TITLE' => 6, 'APP_PRO_TITLE' => 7, 'APP_TAS_TITLE' => 8, 'APP_STATUS' => 9, 'DEL_PREVIOUS_USR_UID' => 10, 'DEL_PREVIOUS_USR_USERNAME' => 11, 'DEL_PREVIOUS_USR_FIRSTNAME' => 12, 'DEL_PREVIOUS_USR_LASTNAME' => 13, 'DEL_CURRENT_USR_USERNAME' => 14, 'DEL_CURRENT_USR_FIRSTNAME' => 15, 'DEL_CURRENT_USR_LASTNAME' => 16, 'DEL_DELEGATE_DATE' => 17, 'DEL_INIT_DATE' => 18, 'DEL_DUE_DATE' => 19, 'DEL_PRIORITY' => 20, 'DEL_THREAD_STATUS' => 21, ),
         BasePeer::TYPE_NUM => array (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, )
     );
 
@@ -229,9 +229,9 @@ abstract class BaseListParticipatedLastPeer
 
         $criteria->addSelectColumn(ListParticipatedLastPeer::APP_UID);
         
-        $criteria->addSelectColumn(ListParticipatedLastPeer::DEL_INDEX);
-
         $criteria->addSelectColumn(ListParticipatedLastPeer::USR_UID);
+        
+        $criteria->addSelectColumn(ListParticipatedLastPeer::DEL_INDEX);
 
         $criteria->addSelectColumn(ListParticipatedLastPeer::TAS_UID);
 
@@ -486,9 +486,6 @@ abstract class BaseListParticipatedLastPeer
             $comparison = $criteria->getComparison(ListParticipatedLastPeer::APP_UID);
             $selectCriteria->add(ListParticipatedLastPeer::APP_UID, $criteria->remove(ListParticipatedLastPeer::APP_UID), $comparison);
             
-            $comparison = $criteria->getComparison(ListParticipatedLastPeer::DEL_INDEX);
-            $selectCriteria->add(ListParticipatedLastPeer::DEL_INDEX, $criteria->remove(ListParticipatedLastPeer::DEL_INDEX), $comparison);
-
             $comparison = $criteria->getComparison(ListParticipatedLastPeer::USR_UID);
             $selectCriteria->add(ListParticipatedLastPeer::USR_UID, $criteria->remove(ListParticipatedLastPeer::USR_UID), $comparison);
 
@@ -569,7 +566,6 @@ abstract class BaseListParticipatedLastPeer
             }
 
             $criteria->add(ListParticipatedLastPeer::APP_UID, $vals[0], Criteria::IN);
-            $criteria->add(ListParticipatedLastPeer::DEL_INDEX, $vals[1], Criteria::IN);
             $criteria->add(ListParticipatedLastPeer::USR_UID, $vals[2], Criteria::IN);
         }
 
@@ -636,14 +632,13 @@ abstract class BaseListParticipatedLastPeer
         * @param      Connection $con
      * @return     ListParticipatedLast
      */
-    public static function retrieveByPK($app_uid, $usr_uid, $del_index, $con = null)
+    public static function retrieveByPK($app_uid, $usr_uid, $con = null)
     {
         if ($con === null) {
             $con = Propel::getConnection(self::DATABASE_NAME);
         }
         $criteria = new Criteria();
         $criteria->add(ListParticipatedLastPeer::APP_UID, $app_uid);
-        $criteria->add(ListParticipatedLastPeer::DEL_INDEX, $del_index);
         $criteria->add(ListParticipatedLastPeer::USR_UID, $usr_uid);
         $v = ListParticipatedLastPeer::doSelect($criteria, $con);
 
diff --git a/workflow/engine/config/schema.xml b/workflow/engine/config/schema.xml
index a72dcc672..b12d857da 100755
--- a/workflow/engine/config/schema.xml
+++ b/workflow/engine/config/schema.xml
@@ -4009,8 +4009,8 @@
             <parameter name="Comment" value="Participated last list"/>
         </vendor>
         <column name="APP_UID" type="VARCHAR" size="32" required="true" primaryKey="true" default=""/>
-        <column name="DEL_INDEX" type="INTEGER" required="true" primaryKey="true" default="0"/>
         <column name="USR_UID" type="VARCHAR" size="32" required="true" primaryKey="true" default=""/>
+        <column name="DEL_INDEX" type="INTEGER" required="true" default="0"/>
         <column name="TAS_UID" type="VARCHAR" size="32" required="true" default=""/>
         <column name="PRO_UID" type="VARCHAR" size="32" required="true" default=""/>
         <column name="APP_NUMBER" type="INTEGER" required="true" default="0"/>
diff --git a/workflow/engine/data/mysql/schema.sql b/workflow/engine/data/mysql/schema.sql
index 79c15e9d7..70ae00e83 100755
--- a/workflow/engine/data/mysql/schema.sql
+++ b/workflow/engine/data/mysql/schema.sql
@@ -2257,8 +2257,8 @@ DROP TABLE IF EXISTS `LIST_PARTICIPATED_LAST`;
 CREATE TABLE `LIST_PARTICIPATED_LAST`
 (
 	`APP_UID` VARCHAR(32) default '' NOT NULL,
-	`DEL_INDEX` INTEGER default 0 NOT NULL,
 	`USR_UID` VARCHAR(32) default '' NOT NULL,
+	`DEL_INDEX` INTEGER default 0 NOT NULL,
 	`TAS_UID` VARCHAR(32) default '' NOT NULL,
 	`PRO_UID` VARCHAR(32) default '' NOT NULL,
 	`APP_NUMBER` INTEGER default 0 NOT NULL,