Deleting changes is Oauth model.

workflow/engine/classes/model/OauthClients.php

@@ -206,13 +206,7 @@ class OauthClients extends BaseOauthClients
 
         return array("numRecTotal" => $numRecTotal, "data" => $arrayData);
     }
-    
-
-    public function exists ($OclUid)
-    {
-    	$oOcl = OauthClientsPeer::retrieveByPk( $OclUid );
-    	return (is_object( $oOcl ) && get_class( $oOcl ) == 'OauthClients');
-    }
+
 }
 
 // OauthClients

workflow/engine/methods/login/authentication.php

@@ -167,7 +167,7 @@ try {
     G::LoadClass('serverConfiguration');
     $oServerConf =& serverConf::getSingleton();
     $oServerConf->sucessfulLogin();
-    
+
     // Assign the uid of user to userloggedobj
     $RBAC->loadUserRolePermission($RBAC->sSystem, $uid);
     $res = $RBAC->userCanAccess('PM_LOGIN');