diff --git a/workflow/engine/classes/class.case.php b/workflow/engine/classes/class.case.php
index ea0f040ef..9dca4e926 100755
--- a/workflow/engine/classes/class.case.php
+++ b/workflow/engine/classes/class.case.php
@@ -493,15 +493,27 @@ class Cases
         }
 
         if ($APP_UID != '') {
-            $groupsInstance = new Groups();
-            $groups = $groupsInstance->getActiveGroupsForAnUser($USR_UID);
             $taskInstance = new Task();
+
             $taskData = $taskInstance->Load($TAS_UID);
             $tasGroupVariable = str_replace(array('@', '#'), '', $taskData['TAS_GROUP_VARIABLE']);
             $caseData = $this->LoadCase($APP_UID);
+
             if (isset($caseData['APP_DATA'][$tasGroupVariable])) {
-                if (trim($caseData['APP_DATA'][$tasGroupVariable]) != '') {
-                    if (in_array(trim($caseData['APP_DATA'][$tasGroupVariable]), $groups)) {
+                $dataVariable = $caseData["APP_DATA"][$tasGroupVariable];
+
+                if (is_array($dataVariable)) {
+                    //UIDs of Users
+                    if (!empty($dataVariable) && in_array($USR_UID, $dataVariable)) {
+                        return true;
+                    }
+                } else {
+                    //UID of Group
+                    $dataVariable = trim($dataVariable);
+
+                    $group = new Groups();
+
+                    if (!empty($dataVariable) && in_array($dataVariable, $group->getActiveGroupsForAnUser($USR_UID))) {
                         return true;
                     }
                 }
diff --git a/workflow/engine/classes/class.derivation.php b/workflow/engine/classes/class.derivation.php
index e2b5f5d3d..2d0bc5a61 100755
--- a/workflow/engine/classes/class.derivation.php
+++ b/workflow/engine/classes/class.derivation.php
@@ -751,10 +751,15 @@ class Derivation
                             if ($taskNextDel->getTasAssignType() == "SELF_SERVICE" && trim($taskNextDel->getTasGroupVariable()) != "") {
                                 $nextTaskGroupVariable = trim($taskNextDel->getTasGroupVariable(), " @#");
 
-                                if (isset($appFields["APP_DATA"][$nextTaskGroupVariable]) && trim($appFields["APP_DATA"][$nextTaskGroupVariable]) != "") {
-                                    $appAssignSelfServiceValue = new AppAssignSelfServiceValue();
+                                if (isset($appFields["APP_DATA"][$nextTaskGroupVariable])) {
+                                    $dataVariable = $appFields["APP_DATA"][$nextTaskGroupVariable];
+                                    $dataVariable = (is_array($dataVariable))? $dataVariable : trim($dataVariable);
 
-                                    $appAssignSelfServiceValue->create($appFields["APP_UID"], $iNewDelIndex, array("PRO_UID" => $appFields["PRO_UID"], "TAS_UID" => $nextDel["TAS_UID"], "GRP_UID" => trim($appFields["APP_DATA"][$nextTaskGroupVariable])));
+                                    if (!empty($dataVariable)) {
+                                        $appAssignSelfServiceValue = new AppAssignSelfServiceValue();
+
+                                        $appAssignSelfServiceValue->create($appFields["APP_UID"], $iNewDelIndex, array("PRO_UID" => $appFields["PRO_UID"], "TAS_UID" => $nextDel["TAS_UID"], "GRP_UID" => serialize($dataVariable)));
+                                    }
                                 }
                             }
                         }
@@ -1001,10 +1006,15 @@ class Derivation
             if ($taskNextDel->getTasAssignType() == "SELF_SERVICE" && trim($taskNextDel->getTasGroupVariable()) != "") {
                 $nextTaskGroupVariable = trim($taskNextDel->getTasGroupVariable(), " @#");
 
-                if (isset($aOldFields["APP_DATA"][$nextTaskGroupVariable]) && trim($aOldFields["APP_DATA"][$nextTaskGroupVariable]) != "") {
-                    $appAssignSelfServiceValue = new AppAssignSelfServiceValue();
+                if (isset($aOldFields["APP_DATA"][$nextTaskGroupVariable])) {
+                    $dataVariable = $aOldFields["APP_DATA"][$nextTaskGroupVariable];
+                    $dataVariable = (is_array($dataVariable))? $dataVariable : trim($dataVariable);
 
-                    $appAssignSelfServiceValue->create($aNewCase["APPLICATION"], $aNewCase["INDEX"], array("PRO_UID" => $aNewCase["PROCESS"], "TAS_UID" => $aSP["TAS_UID"], "GRP_UID" => trim($aOldFields["APP_DATA"][$nextTaskGroupVariable])));
+                    if (!empty($dataVariable)) {
+                        $appAssignSelfServiceValue = new AppAssignSelfServiceValue();
+
+                        $appAssignSelfServiceValue->create($aNewCase["APPLICATION"], $aNewCase["INDEX"], array("PRO_UID" => $aNewCase["PROCESS"], "TAS_UID" => $aSP["TAS_UID"], "GRP_UID" => serialize($dataVariable)));
+                    }
                 }
             }
 
@@ -1255,3 +1265,4 @@ class Derivation
         }
     }
 }
+
diff --git a/workflow/engine/classes/model/AppAssignSelfServiceValue.php b/workflow/engine/classes/model/AppAssignSelfServiceValue.php
index 02674c5b7..b0c8742f6 100644
--- a/workflow/engine/classes/model/AppAssignSelfServiceValue.php
+++ b/workflow/engine/classes/model/AppAssignSelfServiceValue.php
@@ -112,8 +112,13 @@ class AppAssignSelfServiceValue extends BaseAppAssignSelfServiceValue
                 $applicationData = $case->unserializeData($row["APP_DATA"]);
                 $taskGroupVariable = trim($row["TAS_GROUP_VARIABLE"], " @#");
 
-                if ($taskGroupVariable != "" && isset($applicationData[$taskGroupVariable]) && trim($applicationData[$taskGroupVariable]) != "") {
-                    $this->create($row["APP_UID"], $row["DEL_INDEX"], array("PRO_UID" => $row["PRO_UID"], "TAS_UID" => $row["TAS_UID"], "GRP_UID" => trim($applicationData[$taskGroupVariable])));
+                if ($taskGroupVariable != "" && isset($applicationData[$taskGroupVariable])) {
+                    $dataVariable = $applicationData[$taskGroupVariable];
+                    $dataVariable = (is_array($dataVariable))? $dataVariable : trim($dataVariable);
+
+                    if (!empty($dataVariable)) {
+                        $this->create($row["APP_UID"], $row["DEL_INDEX"], array("PRO_UID" => $row["PRO_UID"], "TAS_UID" => $row["TAS_UID"], "GRP_UID" => serialize($dataVariable)));
+                    }
                 }
             }
         } catch (Exception $e) {
diff --git a/workflow/engine/classes/model/AppCacheView.php b/workflow/engine/classes/model/AppCacheView.php
index 1c845ffcb..041aebb0a 100755
--- a/workflow/engine/classes/model/AppCacheView.php
+++ b/workflow/engine/classes/model/AppCacheView.php
@@ -338,40 +338,50 @@ class AppCacheView extends BaseAppCacheView
             //Get APP_UIDs
             $group = new Groups();
 
-            $arrayGroup = $group->getActiveGroupsForAnUser($userUid); //Get Groups of User
+            $arrayUid   = $group->getActiveGroupsForAnUser($userUid); //Set UIDs of Groups (Groups of User)
+            $arrayUid[] = $userUid;                                   //Set UID of User
 
-            if (count($arrayGroup) > 0) {
-                $criteria = new Criteria("workflow");
+            $criteria = new Criteria("workflow");
 
-                $criteria->setDistinct();
-                $criteria->addSelectColumn(AppAssignSelfServiceValuePeer::APP_UID);
-                $criteria->addSelectColumn(AppAssignSelfServiceValuePeer::DEL_INDEX);
-                $criteria->addSelectColumn(AppAssignSelfServiceValuePeer::TAS_UID);
+            $criteria->setDistinct();
+            $criteria->addSelectColumn(AppAssignSelfServiceValuePeer::APP_UID);
+            $criteria->addSelectColumn(AppAssignSelfServiceValuePeer::DEL_INDEX);
+            $criteria->addSelectColumn(AppAssignSelfServiceValuePeer::TAS_UID);
 
-                $arrayCondition = array();
-                $arrayCondition[] = array(AppAssignSelfServiceValuePeer::APP_UID, AppDelegationPeer::APP_UID, Criteria::EQUAL);
-                $arrayCondition[] = array(AppAssignSelfServiceValuePeer::DEL_INDEX, AppDelegationPeer::DEL_INDEX, Criteria::EQUAL);
-                $arrayCondition[] = array(AppAssignSelfServiceValuePeer::TAS_UID, AppDelegationPeer::TAS_UID, Criteria::EQUAL);
-                $criteria->addJoinMC($arrayCondition, Criteria::LEFT_JOIN);
+            $arrayCondition = array();
+            $arrayCondition[] = array(AppAssignSelfServiceValuePeer::APP_UID, AppDelegationPeer::APP_UID, Criteria::EQUAL);
+            $arrayCondition[] = array(AppAssignSelfServiceValuePeer::DEL_INDEX, AppDelegationPeer::DEL_INDEX, Criteria::EQUAL);
+            $arrayCondition[] = array(AppAssignSelfServiceValuePeer::TAS_UID, AppDelegationPeer::TAS_UID, Criteria::EQUAL);
+            $criteria->addJoinMC($arrayCondition, Criteria::LEFT_JOIN);
 
-                $criteria->add(AppDelegationPeer::USR_UID, "", Criteria::EQUAL);
-                $criteria->add(AppDelegationPeer::DEL_THREAD_STATUS, "OPEN", Criteria::EQUAL);
-                $criteria->add(AppAssignSelfServiceValuePeer::GRP_UID, $arrayGroup, Criteria::IN);
+            $criteria->add(AppDelegationPeer::USR_UID, "", Criteria::EQUAL);
+            $criteria->add(AppDelegationPeer::DEL_THREAD_STATUS, "OPEN", Criteria::EQUAL);
 
-                $rsCriteria = AppAssignSelfServiceValuePeer::doSelectRS($criteria);
-                $rsCriteria->setFetchmode(ResultSet::FETCHMODE_ASSOC);
+            $criterionAux = null;
 
-                while ($rsCriteria->next()) {
-                    $row = $rsCriteria->getRow();
-
-                    $arrayAppAssignSelfServiceValueData[] = array(
-                        "APP_UID" => $row["APP_UID"],
-                        "DEL_INDEX" => $row["DEL_INDEX"],
-                        "TAS_UID" => $row["TAS_UID"]
-                    );
+            foreach ($arrayUid as $value) {
+                if (is_null($criterionAux)) {
+                    $criterionAux = $criteria->getNewCriterion(AppAssignSelfServiceValuePeer::GRP_UID, "%$value%", Criteria::LIKE);
+                } else {
+                    $criterionAux = $criteria->getNewCriterion(AppAssignSelfServiceValuePeer::GRP_UID, "%$value%", Criteria::LIKE)->addOr($criterionAux);
                 }
             }
 
+            $criteria->add($criterionAux);
+
+            $rsCriteria = AppAssignSelfServiceValuePeer::doSelectRS($criteria);
+            $rsCriteria->setFetchmode(ResultSet::FETCHMODE_ASSOC);
+
+            while ($rsCriteria->next()) {
+                $row = $rsCriteria->getRow();
+
+                $arrayAppAssignSelfServiceValueData[] = array(
+                    "APP_UID" => $row["APP_UID"],
+                    "DEL_INDEX" => $row["DEL_INDEX"],
+                    "TAS_UID" => $row["TAS_UID"]
+                );
+            }
+
             //Return
             return $arrayAppAssignSelfServiceValueData;
         } catch (Exception $e) {
diff --git a/workflow/engine/classes/model/map/AppAssignSelfServiceValueMapBuilder.php b/workflow/engine/classes/model/map/AppAssignSelfServiceValueMapBuilder.php
index bb892365b..fbb727c46 100644
--- a/workflow/engine/classes/model/map/AppAssignSelfServiceValueMapBuilder.php
+++ b/workflow/engine/classes/model/map/AppAssignSelfServiceValueMapBuilder.php
@@ -73,7 +73,7 @@ class AppAssignSelfServiceValueMapBuilder
 
         $tMap->addColumn('TAS_UID', 'TasUid', 'string', CreoleTypes::VARCHAR, true, 32);
 
-        $tMap->addColumn('GRP_UID', 'GrpUid', 'string', CreoleTypes::VARCHAR, true, 32);
+        $tMap->addColumn('GRP_UID', 'GrpUid', 'string', CreoleTypes::LONGVARCHAR, true, null);
 
     } // doBuild()
 
diff --git a/workflow/engine/config/schema.xml b/workflow/engine/config/schema.xml
index a156bb0c6..9036d7673 100755
--- a/workflow/engine/config/schema.xml
+++ b/workflow/engine/config/schema.xml
@@ -3927,8 +3927,9 @@
         <column name="DEL_INDEX" type="INTEGER" required="true" default="0" />
         <column name="PRO_UID"   type="VARCHAR" size="32" required="true" />
         <column name="TAS_UID"   type="VARCHAR" size="32" required="true" />
-        <column name="GRP_UID"   type="VARCHAR" size="32" required="true" default="" />
+        <column name="GRP_UID"   type="LONGVARCHAR" required="true" default="" />
     </table>
+
     <table name="LIST_INBOX">
         <vendor type="mysql">
             <parameter name="Name" value="LIST_INBOX"/>
diff --git a/workflow/engine/data/mysql/schema.sql b/workflow/engine/data/mysql/schema.sql
index 98590ec97..c9d2f9370 100755
--- a/workflow/engine/data/mysql/schema.sql
+++ b/workflow/engine/data/mysql/schema.sql
@@ -2217,7 +2217,7 @@ CREATE TABLE `APP_ASSIGN_SELF_SERVICE_VALUE`
 	`DEL_INDEX` INTEGER default 0 NOT NULL,
 	`PRO_UID` VARCHAR(32)  NOT NULL,
 	`TAS_UID` VARCHAR(32)  NOT NULL,
-	`GRP_UID` VARCHAR(32) default '' NOT NULL
+ `GRP_UID` MEDIUMTEXT default '' NOT NULL
 )ENGINE=InnoDB  DEFAULT CHARSET='utf8';
 #-----------------------------------------------------------------------------
 #-- LIST_INBOX