diff --git a/workflow/engine/templates/cases/casesStartCase.js b/workflow/engine/templates/cases/casesStartCase.js
index 27ef4d53b..e57ff324e 100755
--- a/workflow/engine/templates/cases/casesStartCase.js
+++ b/workflow/engine/templates/cases/casesStartCase.js
@@ -6,8 +6,12 @@ Ext.FlashComponent.EXPRESS_INSTALL_URL = '/images/expressinstall.swf';
 // The Quicktips are used for the toolbar and Tree mouseover tooltips!
 
 // Refresh treePanel
-if (typeof(parent.timer) != 'undefined') {
-  parent.timer();
+try {
+  if (typeof(parent.timer) != 'undefined') {
+    parent.timer();
+  }
+} catch(theError) {
+  // This try-catch is for Zimbra error
 }
 
 
diff --git a/workflow/public_html/sysGeneric.php b/workflow/public_html/sysGeneric.php
index d958f6f79..1f7eda692 100755
--- a/workflow/public_html/sysGeneric.php
+++ b/workflow/public_html/sysGeneric.php
@@ -937,8 +937,7 @@ if (! defined( 'EXECUTE_BY_CRON' )) {
                 Bootstrap::LoadClass( 'sessions' );
                 $oSessions = new Sessions();
                 if ($aSession = $oSessions->verifySession( $_GET['sid'] )) {
-                    $pathFile = $filter->validateInput('classes/model/Users.php','path');
-                    require_once $pathFile;
+                    require_once 'classes/model/Users.php';
                     $oUser = new Users();
                     $aUser = $oUser->load( $aSession['USR_UID'] );
                     $_SESSION['USER_LOGGED'] = $aUser['USR_UID'];