XML Produktexport gibt Fehler aus.

Hallo, kann mir jemand helfen. Ich bekommen beim xml export einen Fehler angezeigt: Fatal error: Uncaught exception 'SmartyException' with message 'Unable to load template snippet 'backend/error/index.tpl'' in /usr/www/users/einspm/engine/Library/Smarty/sysplugins/smarty\_internal\_templatebase.php:127 Stack trace: #0 /usr/www/users/einspm/engine/Library/Enlight/View/Default.php(274): Smarty\_Internal\_TemplateBase-\>fetch() #1 /usr/www/users/einspm/engine/Library/Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(216): Enlight\_View\_Default-\>render(Object(Enlight\_Template\_Default)) #2 /usr/www/users/einspm/engine/Library/Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(242): Enlight\_Controller\_Plugins\_ViewRenderer\_Bootstrap-\>renderTemplate(Object(Enlight\_Template\_Default)) #3 /usr/www/users/einspm/engine/Library/Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(136): Enlight\_Controller\_Plugins\_ViewRenderer\_Bootstrap-\>render() #4 [internal function]: Enlight\_Controller\_Plugins\_ViewRenderer\_Bootstrap-\>onPostDispatch(Object(Enlight\_Controller\_ActionEventArgs)) #5 /usr/www/users/einspm/engine/Library/ in /usr/www/users/einspm/engine/Library/Smarty/sysplugins/smarty\_internal\_templatebase.php on line 127 Weiß jemand wo das problem ist???