Fehlermeldung beim Aufruf des Plugin-Managers

Hallo,

ich bin neu hier und mir nicht ganz sicher, ob ich an dieser Stelle richtig bin, brauche aber dringend Hilfe, da seit ein paar Tagen diese Fehlermeldung erschein, wenn ich meinen Plugin-Manager aufrufen möchte:

<h2><span class="frontend_error_exception">Ups! Ein Fehler ist aufgetreten!</span></h2>
<p>
<span class="frontend_error_exception">Die nachfolgenden Hinweise sollten Ihnen weiterhelfen.</span>
</p>
<h3>Unable to load template snippet 'backend/plugin_manager/view/plugin_helper.js' in 'snippet:string:{include file="backend/plugin_manager/model/licence.js"}
{include file="backend/plugin_manager/model/plugin.js"}
{include file="backend/plugin_manager/model/comment.js"}
{include file="backend/plugin_manager/model/picture.js"}
{include file="backend/plugin_manager/model/basket.js"}
{include file="backend/plugin_manager/model/basket_position.js"}
{include file="backend/plugin_manager/model/domain.js"}
{include file="backend/plugin_manager/model/address.js"}
{include file="backend/plugin_manager/model/price.js"}
{include file="backend/plugin_manager/model/category.js"}
{include file="backend/plugin_manager/model/producer.js"}
{include file="backend/plugin_manager/view/plugin_helper.js"}
{include file="backend/plugin_manager/view/components/container.js"}
{include file="backend/plugin_manager/view/components/image_slider.js"}
{include file="backend/plugin_manager/view/components/listing.js"}
{include file="backend/plugin_manager/view/components/store_plugin.js"}
{include file="backend/plugin_manager/view/components/tab.js"}
{include file="backend/plugin_manager/view/components/tree.js"}
{include file="backend/plugin_manager/view/list/home_page.js"}
{include file="backend/plugin_manager/view/list/local_plugin_listing_page.js"}
{include file="backend/plugin_manager/view/list/navigation.js"}
{include file="backend/plugin_manager/view/list/store_listing_page.js"}
{include file="backend/plugin_manager/view/list/update_page.js"}
{include file="backend/plugin_manager/view/list/licence_page.js"}
{include file="backend/plugin_manager/view/list/premium_plugins_page.js"}
{include file="backend/plugin_manager/view/list/window.js"}
{include file="backend/plugin_manager/view/detail/window.js"}
{include file="backend/plugin_manager/view/detail/container.js"}
{include file="backend/plugin_manager/view/detail/prices.js"}
{include file="backend/plugin_manager/view/detail/comments.js"}
{include file="backend/plugin_manager/view/detail/header.js"}
{include file="backend/plugin_manager/view/detail/meta.js"}
{include file="backend/plugin_manager/view/detail/actions.js"}
{include file="backend/plugin_manager/view/loading/mask.js"}
{include file="backend/plugin_manager/view/account/login.js"}
{include file="backend/plugin_manager/view/account/login_window.js"}
{include file="backend/plugin_manager/view/account/register.js"}
{include file="backend/plugin_manager/view/account/checkout.js"}
{include file="backend/plugin_manager/view/account/upload.js"}
{include file="backend/plugin_manager/store/basket.js"}
{include file="backend/plugin_manager/store/licence.js"}
{include file="backend/plugin_manager/store/local_plugin.js"}
{include file="backend/plugin_manager/store/store_plugin.js"}
{include file="backend/plugin_manager/store/category.js"}
{include file="backend/plugin_manager/store/update_plugins.js"}
{include file="backend/plugin_manager/controller/main.js"}
{include file="backend/plugin_manager/controller/navigation.js"}
{include file="backend/plugin_manager/controller/plugin.js"}' in Smarty/sysplugins/smarty_internal_templatebase.php on line 127</h3>
<h3>Stack trace:</h3>
<div style="overflow:auto;">
<pre>#0 Smarty/sysplugins/smarty_internal_template.php(286): Smarty_Internal_TemplateBase->fetch(NULL, NULL, NULL, NULL, false, false, true)
#1 var/cache/production_201603220913/templates/backend_de_DE_e7b3e/bb/8e/24/bb8e241a74773ce5e469b0dcd7bcdab97306e4bb.snippet.25b34c394d69aeaa668e410df7c3fb2dbf3306bc.php(44): Smarty_Internal_Template->getSubTemplate('backend/plugin_...', NULL, 'backend_de_DE_e...', NULL, NULL, Array, 0)
#2 Smarty/sysplugins/smarty_internal_templatebase.php(180): content_57e8e4b2bbf9e3_53117695(Object(Enlight_Template_Default))
#3 Enlight/View/Default.php(274): Smarty_Internal_TemplateBase->fetch()
#4 Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(216): Enlight_View_Default->render(Object(Enlight_Template_Default))
#5 Enlight/Controller/Plugins/ViewRenderer/Bootstrap.php(242): 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_Controller_ActionEventArgs))
#8 Enlight/Event/Handler/Default.php(91): call_user_func(Array, Object(Enlight_Controller_ActionEventArgs))
#9 Enlight/Event/EventManager.php(213): Enlight_Event_Handler_Default->execute(Object(Enlight_Controller_ActionEventArgs))
#10 Enlight/Controller/Action.php(201): Enlight_Event_EventManager->notify('Enlight_Control...', Object(Enlight_Controller_ActionEventArgs))
#11 Enlight/Controller/Dispatcher/Default.php(523): Enlight_Controller_Action->dispatch('loadAction')
#12 Enlight/Controller/Front.php(226): Enlight_Controller_Dispatcher_Default->dispatch(Object(Enlight_Controller_Request_RequestHttp), Object(Enlight_Controller_Response_ResponseHttp))
#13 Shopware/Kernel.php(153): Enlight_Controller_Front->dispatch()
#14 vendor/symfony/http-kernel/HttpCache/HttpCache.php(492): Shopware\Kernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)
#15 Shopware/Components/HttpCache/AppCache.php(255): Symfony\Component\HttpKernel\HttpCache\HttpCache->forward(Object(Symfony\Component\HttpFoundation\Request), true, NULL)
#16 vendor/symfony/http-kernel/HttpCache/HttpCache.php(263): Shopware\Components\HttpCache\AppCache->forward(Object(Symfony\Component\HttpFoundation\Request), true)
#17 Shopware/Components/HttpCache/AppCache.php(103): Symfony\Component\HttpKernel\HttpCache\HttpCache->pass(Object(Symfony\Component\HttpFoundation\Request), true)
#18 shopware.php(101): Shopware\Components\HttpCache\AppCache->handle(Object(Symfony\Component\HttpFoundation\Request))
#19 {main}</pre>
</div>
<div class="doublespace"> </div>

Kann mir jemend helfen und mir einen Rat geben, wie ich das wieder in Ordnung bringe.

Danke.