diff --git a/workflow/engine/classes/model/Event.php b/workflow/engine/classes/model/Event.php
index 393bae64f..a0d7d3d06 100644
--- a/workflow/engine/classes/model/Event.php
+++ b/workflow/engine/classes/model/Event.php
@@ -104,7 +104,8 @@ class Event extends BaseEvent {
       if(isset($aData['EVN_RELATED_TO'])){
           $oEvent->setEvnRelatedTo( $aData['EVN_RELATED_TO'] );
           if ( $aData['EVN_RELATED_TO'] == 'SINGLE' ) {
-            $oEvent->setTasUid( $aData['TAS_UID'] );
+            if(isset($aData['TAS_UID']))
+              $oEvent->setTasUid( $aData['TAS_UID'] );
             $oEvent->setEvnTasUidTo( '');
             $oEvent->setEvnTasUidFrom( '' );
           }
@@ -115,6 +116,11 @@ class Event extends BaseEvent {
           }
       }
 
+      if(isset($aData['EVN_POSX']))
+        $oEvent->setEvnPosx($aData['EVN_POSX']);
+      if(isset($aData['EVN_POSY']))
+        $oEvent->setEvnPosy($aData['EVN_POSY']);
+
       if(isset($aData['EVN_TYPE']))
         $oEvent->setEvnType( $aData['EVN_TYPE'] );