Probleme mit dem PayPal Plugin

Liebe Community, Wir haben Shopware 4.1 installiert und ich habe Probleme, das PayPal Plugin zum Laufen zu bringen. Es scheint im Backend als korrekt instlalliert auf, aber wenn ich mir den Shopping Cart anzeigen lassen will, bekomme ich untenstehende Fehlermeldung. Ich kann das Template express.tpl nirgendwo finden, was wahrscheinlich auch die Ursache des Problems ist. Wer weiß Rat? Ups! Ein Fehler ist aufgetreten! Die nachfolgenden Hinweise sollten Ihnen weiterhelfen. Unable to load template snippet ‚frontend/payment_paypal/express.tpl‘ in ‚frontend/checkout/cart.tpl|frontend/plugins/compare/index.tpl|frontend/plugins/seo/index.tpl|frontend/plugins/advanced_menu/index.tpl‘ in Smarty/sysplugins/smarty_internal_templatebase.php on line 127 Stack trace: #0 Smarty/sysplugins/smarty_internal_template.php(286): Smarty_Internal_TemplateBase->fetch(NULL, NULL, NULL, NULL, false, false, true) #1 cache/templates/compile/frontend_emotion_orange_de_DE_1_secure/c7/e5/a5/c7e5a552999fc774373d6e7f7cc41864cd2c34c9.snippet.index.tpl.php(498): Smarty_Internal_Template->getSubTemplate(‚frontend/paymen…‘, NULL, ‚frontend_emotio…‘, NULL, NULL, Array, 0) #2 Smarty/sysplugins/smarty_internal_templatebase.php(180): content_51ec04fe6c9d54_25347333(Object(Enlight_Template_Default)) #3 Enlight/View/Default.php(273): Smarty_Internal_TemplateBase->fetch() #4 Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(212): Enlight_View_Default->render(Object(Enlight_Template_Default)) #5 Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(238): Enlight_Controller_Plugins_ViewRenderer_Bootstrap->renderTemplate(Object(Enlight_Template_Default)) #6 Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(136): Enlight_Controller_Plugins_ViewRenderer_Bootstrap->render() #7 [internal function]: Enlight_Controller_Plugins_ViewRenderer_Bootstrap->onPostDispatch(Object(Enlight_Event_EventArgs)) #8 Enlight/Event/Handler/Default.php(91): call_user_func(Array, Object(Enlight_Event_EventArgs)) #9 Enlight/Event/EventManager.php(165): Enlight_Event_Handler_Default->execute(Object(Enlight_Event_EventArgs)) #10 Enlight/Controller/Action.php(191): Enlight_Event_EventManager->notify(‚Enlight_Control…‘, Array) #11 Enlight/Controller/Dispatcher/Default.php(521): Enlight_Controller_Action->dispatch(‚cartAction‘) #12 Enlight/Controller/Front.php(214): Enlight_Controller_Dispatcher_Default->dispatch(Object(Enlight_Controller_Request_RequestHttp), Object(Enlight_Controller_Response_ResponseHttp)) #13 Shopware/Components/HttpCache/HttpKernel.php(79): Enlight_Controller_Front->dispatch() #14 Symfony/Component/HttpKernel/HttpCache/HttpCache.php(434): Shopware\Components\HttpCache\HttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #15 Shopware/Components/HttpCache/AppCache.php(234): Symfony\Component\HttpKernel\HttpCache\HttpCache->forward(Object(Symfony\Component\HttpFoundation\Request), true, NULL) #16 Symfony/Component/HttpKernel/HttpCache/HttpCache.php(403): Shopware\Components\HttpCache\AppCache->forward(Object(Symfony\Component\HttpFoundation\Request), true) #17 Symfony/Component/HttpKernel/HttpCache/HttpCache.php(303): Symfony\Component\HttpKernel\HttpCache\HttpCache->fetch(Object(Symfony\Component\HttpFoundation\Request), true) #18 Shopware/Components/HttpCache/AppCache.php(158): Symfony\Component\HttpKernel\HttpCache\HttpCache->lookup(Object(Symfony\Component\HttpFoundation\Request), true) #19 Symfony/Component/HttpKernel/HttpCache/HttpCache.php(192): Shopware\Components\HttpCache\AppCache->lookup(Object(Symfony\Component\HttpFoundation\Request), true) #20 Shopware/Components/HttpCache/AppCache.php(110): Symfony\Component\HttpKernel\HttpCache\HttpCache->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true) #21 Shopware/Bootstrap.php(70): Shopware\Components\HttpCache\AppCache->handle(Object(Symfony\Component\HttpFoundation\Request)) #22 Enlight/Application.php(192): Shopware_Bootstrap->run() #23 shopware.php(83): Enlight_Application->run() #24 {main}