GuzzleHttp\Exception\ClientException: Client error: `GET https://api.vhs-connect.de/__blue/api/gp/courses/628-C-21AO41446Z/ical` resulted in a `404 Not Found` response in /home/web1221/vendor/guzzlehttp/guzzle/src/Exception/RequestException.php:113 Stack trace: #0 /home/web1221/vendor/guzzlehttp/guzzle/src/Middleware.php(65): GuzzleHttp\Exception\RequestException::create() #1 /home/web1221/vendor/guzzlehttp/promises/src/Promise.php(204): GuzzleHttp\Middleware::GuzzleHttp\{closure}() #2 /home/web1221/vendor/guzzlehttp/promises/src/Promise.php(153): GuzzleHttp\Promise\Promise::callHandler() #3 /home/web1221/vendor/guzzlehttp/promises/src/TaskQueue.php(48): GuzzleHttp\Promise\Promise::GuzzleHttp\Promise\{closure}() #4 /home/web1221/vendor/guzzlehttp/promises/src/Promise.php(248): GuzzleHttp\Promise\TaskQueue->run() #5 /home/web1221/vendor/guzzlehttp/promises/src/Promise.php(224): GuzzleHttp\Promise\Promise->invokeWaitFn() #6 /home/web1221/vendor/guzzlehttp/promises/src/Promise.php(269): GuzzleHttp\Promise\Promise->waitIfPending() #7 /home/web1221/vendor/guzzlehttp/promises/src/Promise.php(226): GuzzleHttp\Promise\Promise->invokeWaitList() #8 /home/web1221/vendor/guzzlehttp/promises/src/Promise.php(62): GuzzleHttp\Promise\Promise->waitIfPending() #9 /home/web1221/vendor/guzzlehttp/guzzle/src/Client.php(182): GuzzleHttp\Promise\Promise->wait() #10 /home/web1221/html/typo3/sysext/core/Classes/Http/RequestFactory.php(55): GuzzleHttp\Client->request() #11 /home/web1221/html/typo3conf/ext/itemkg_connect/Classes/Service/Api.php(517): TYPO3\CMS\Core\Http\RequestFactory->request() #12 /home/web1221/html/typo3conf/ext/itemkg_connect/Classes/Service/Api.php(362): Itemkg\ItemkgConnect\Service\Api->request() #13 /home/web1221/html/typo3conf/ext/itemkg_connect/Classes/Controller/CourseController.php(596): Itemkg\ItemkgConnect\Service\Api->getCourseIcal() #14 /home/web1221/html/typo3/sysext/extbase/Classes/Mvc/Controller/ActionController.php(498): Itemkg\ItemkgConnect\Controller\CourseController->icalAction() #15 /home/web1221/html/typo3/sysext/extbase/Classes/Mvc/Controller/ActionController.php(426): TYPO3\CMS\Extbase\Mvc\Controller\ActionController->callActionMethod() #16 /home/web1221/html/typo3/sysext/extbase/Classes/Mvc/Dispatcher.php(89): TYPO3\CMS\Extbase\Mvc\Controller\ActionController->processRequest() #17 /home/web1221/html/typo3/sysext/extbase/Classes/Mvc/Web/FrontendRequestHandler.php(66): TYPO3\CMS\Extbase\Mvc\Dispatcher->dispatch() #18 /home/web1221/html/typo3/sysext/extbase/Classes/Core/Bootstrap.php(183): TYPO3\CMS\Extbase\Mvc\Web\FrontendRequestHandler->handleRequest() #19 /home/web1221/html/typo3/sysext/extbase/Classes/Core/Bootstrap.php(173): TYPO3\CMS\Extbase\Core\Bootstrap->handleRequest() #20 [internal function]: TYPO3\CMS\Extbase\Core\Bootstrap->run() #21 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(5690): call_user_func_array() #22 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/UserContentObject.php(43): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->callUserFunction() #23 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(828): TYPO3\CMS\Frontend\ContentObject\UserContentObject->render() #24 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(742): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render() #25 /home/web1221/html/typo3/sysext/fluid/Classes/ViewHelpers/CObjectViewHelper.php(193): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle() #26 /home/web1221/html/typo3/sysext/fluid/Classes/ViewHelpers/CObjectViewHelper.php(170): TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderContentObject() #27 /home/web1221/var/cache/code/fluid_template/Standard_action_list_dcfeed720a29419197fc8b9f947fdc1f754b9238.php(69): TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderStatic() #28 /home/web1221/vendor/typo3fluid/fluid/src/View/AbstractTemplateView.php(260): Standard_action_list_dcfeed720a29419197fc8b9f947fdc1f754b9238->section_62bce9422ff2d14f69ab80a154510232fc8a9afd() #29 /home/web1221/vendor/typo3fluid/fluid/src/ViewHelpers/RenderViewHelper.php(173): TYPO3Fluid\Fluid\View\AbstractTemplateView->renderSection() #30 /home/web1221/var/cache/code/fluid_template/layout_Default_html_c0c502102c816f75badf157354a1204405a9d329.php(1953): TYPO3Fluid\Fluid\ViewHelpers\RenderViewHelper::renderStatic() #31 /home/web1221/vendor/typo3fluid/fluid/src/Core/ViewHelper/AbstractConditionViewHelper.php(136): layout_Default_html_c0c502102c816f75badf157354a1204405a9d329->{closure}() #32 /home/web1221/vendor/typo3fluid/fluid/src/Core/ViewHelper/AbstractConditionViewHelper.php(82): TYPO3Fluid\Fluid\Core\ViewHelper\AbstractConditionViewHelper::evaluateElseClosures() #33 /home/web1221/var/cache/code/fluid_template/layout_Default_html_c0c502102c816f75badf157354a1204405a9d329.php(2116): TYPO3Fluid\Fluid\Core\ViewHelper\AbstractConditionViewHelper::renderStatic() #34 /home/web1221/vendor/typo3fluid/fluid/src/ViewHelpers/SpacelessViewHelper.php(60): layout_Default_html_c0c502102c816f75badf157354a1204405a9d329->{closure}() #35 /home/web1221/var/cache/code/fluid_template/layout_Default_html_c0c502102c816f75badf157354a1204405a9d329.php(2124): TYPO3Fluid\Fluid\ViewHelpers\SpacelessViewHelper::renderStatic() #36 /home/web1221/vendor/typo3fluid/fluid/src/View/AbstractTemplateView.php(201): layout_Default_html_c0c502102c816f75badf157354a1204405a9d329->render() #37 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/FluidTemplateContentObject.php(358): TYPO3Fluid\Fluid\View\AbstractTemplateView->render() #38 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/FluidTemplateContentObject.php(108): TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->renderFluidView() #39 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(828): TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->render() #40 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(742): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render() #41 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(723): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle() #42 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/CaseContentObject.php(47): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle() #43 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(828): TYPO3\CMS\Frontend\ContentObject\CaseContentObject->render() #44 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(742): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render() #45 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(723): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle() #46 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentContentObject.php(95): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle() #47 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(828): TYPO3\CMS\Frontend\ContentObject\ContentContentObject->render() #48 /home/web1221/html/typo3conf/ext/frontend_editing/Classes/Hook/ContentObjectRendererHook.php(46): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render() #49 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(735): TYPO3\CMS\FrontendEditing\Hook\ContentObjectRendererHook->cObjGetSingleExt() #50 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(687): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle() #51 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectArrayContentObject.php(42): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGet() #52 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(828): TYPO3\CMS\Frontend\ContentObject\ContentObjectArrayContentObject->render() #53 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(742): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render() #54 /home/web1221/html/typo3/sysext/fluid/Classes/ViewHelpers/CObjectViewHelper.php(193): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle() #55 /home/web1221/html/typo3/sysext/fluid/Classes/ViewHelpers/CObjectViewHelper.php(170): TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderContentObject() #56 /home/web1221/var/cache/code/fluid_template/Standard_action_default_79b7ec0094d0a8c9e4a2ea23adebf46c61be3104.php(130): TYPO3\CMS\Fluid\ViewHelpers\CObjectViewHelper::renderStatic() #57 /home/web1221/vendor/typo3fluid/fluid/src/View/AbstractTemplateView.php(260): Standard_action_default_79b7ec0094d0a8c9e4a2ea23adebf46c61be3104->section_62bce9422ff2d14f69ab80a154510232fc8a9afd() #58 /home/web1221/vendor/typo3fluid/fluid/src/ViewHelpers/RenderViewHelper.php(173): TYPO3Fluid\Fluid\View\AbstractTemplateView->renderSection() #59 /home/web1221/var/cache/code/fluid_template/layout_Default_html_e6c9987065417b32574f15456c5228c3108e5277.php(229): TYPO3Fluid\Fluid\ViewHelpers\RenderViewHelper::renderStatic() #60 /home/web1221/vendor/typo3fluid/fluid/src/ViewHelpers/SpacelessViewHelper.php(60): layout_Default_html_e6c9987065417b32574f15456c5228c3108e5277->{closure}() #61 /home/web1221/var/cache/code/fluid_template/layout_Default_html_e6c9987065417b32574f15456c5228c3108e5277.php(420): TYPO3Fluid\Fluid\ViewHelpers\SpacelessViewHelper::renderStatic() #62 /home/web1221/vendor/typo3fluid/fluid/src/View/AbstractTemplateView.php(201): layout_Default_html_e6c9987065417b32574f15456c5228c3108e5277->render() #63 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/FluidTemplateContentObject.php(358): TYPO3Fluid\Fluid\View\AbstractTemplateView->render() #64 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/FluidTemplateContentObject.php(108): TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->renderFluidView() #65 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(828): TYPO3\CMS\Frontend\ContentObject\FluidTemplateContentObject->render() #66 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(742): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->render() #67 /home/web1221/html/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php(687): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGetSingle() #68 /home/web1221/html/typo3/sysext/frontend/Classes/Http/RequestHandler.php(231): TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer->cObjGet() #69 /home/web1221/html/typo3/sysext/frontend/Classes/Http/RequestHandler.php(197): TYPO3\CMS\Frontend\Http\RequestHandler->generatePageBodyContent() #70 /home/web1221/html/typo3/sysext/frontend/Classes/Http/RequestHandler.php(133): TYPO3\CMS\Frontend\Http\RequestHandler->generatePageContent() #71 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/OutputCompression.php(48): TYPO3\CMS\Frontend\Http\RequestHandler->handle() #72 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\OutputCompression->process() #73 /home/web1221/html/typo3/sysext/adminpanel/Classes/Middleware/AdminPanelDataPersister.php(45): class@anonymous->handle() #74 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Adminpanel\Middleware\AdminPanelDataPersister->process() #75 /home/web1221/html/typo3/sysext/adminpanel/Classes/Middleware/AdminPanelRenderer.php(47): class@anonymous->handle() #76 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Adminpanel\Middleware\AdminPanelRenderer->process() #77 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/ContentLengthResponseHeader.php(47): class@anonymous->handle() #78 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\ContentLengthResponseHeader->process() #79 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/ShortcutAndMountPointRedirect.php(69): class@anonymous->handle() #80 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\ShortcutAndMountPointRedirect->process() #81 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/PrepareTypoScriptFrontendRendering.php(86): class@anonymous->handle() #82 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\PrepareTypoScriptFrontendRendering->process() #83 /home/web1221/html/typo3conf/ext/frontend_editing/Classes/Middleware/FrontendEditingAspect.php(51): class@anonymous->handle() #84 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\FrontendEditing\Middleware\FrontendEditingAspect->process() #85 /home/web1221/html/typo3conf/ext/frontend_editing/Classes/Middleware/FrontendEditingInitiator.php(46): class@anonymous->handle() #86 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\FrontendEditing\Middleware\FrontendEditingInitiator->process() #87 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/TypoScriptFrontendInitialization.php(108): class@anonymous->handle() #88 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\TypoScriptFrontendInitialization->process() #89 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/PageArgumentValidator.php(131): class@anonymous->handle() #90 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\PageArgumentValidator->process() #91 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/PreviewSimulator.php(66): class@anonymous->handle() #92 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\PreviewSimulator->process() #93 /home/web1221/html/typo3/sysext/adminpanel/Classes/Middleware/SqlLogging.php(58): class@anonymous->handle() #94 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Adminpanel\Middleware\SqlLogging->process() #95 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/PageResolver.php(106): class@anonymous->handle() #96 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\PageResolver->process() #97 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/StaticRouteResolver.php(80): class@anonymous->handle() #98 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\StaticRouteResolver->process() #99 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/SiteBaseRedirectResolver.php(94): class@anonymous->handle() #100 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\SiteBaseRedirectResolver->process() #101 /home/web1221/html/typo3/sysext/redirects/Classes/Http/Middleware/RedirectHandler.php(81): class@anonymous->handle() #102 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Redirects\Http\Middleware\RedirectHandler->process() #103 /home/web1221/html/typo3/sysext/adminpanel/Classes/Middleware/AdminPanelInitiator.php(55): class@anonymous->handle() #104 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Adminpanel\Middleware\AdminPanelInitiator->process() #105 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/FrontendUserAuthenticator.php(77): class@anonymous->handle() #106 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\FrontendUserAuthenticator->process() #107 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/MaintenanceMode.php(55): class@anonymous->handle() #108 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\MaintenanceMode->process() #109 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/EidHandler.php(64): class@anonymous->handle() #110 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\EidHandler->process() #111 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/BackendUserAuthenticator.php(66): class@anonymous->handle() #112 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\BackendUserAuthenticator->process() #113 /home/web1221/html/typo3conf/ext/itemkg_connect/Classes/Middleware/ImageMiddleware.php(28): class@anonymous->handle() #114 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): Itemkg\ItemkgConnect\Middleware\ImageMiddleware->process() #115 /home/web1221/html/typo3conf/ext/itemkg_connect/Classes/Middleware/ProxyMiddleware.php(32): class@anonymous->handle() #116 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): Itemkg\ItemkgConnect\Middleware\ProxyMiddleware->process() #117 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/SiteResolver.php(65): class@anonymous->handle() #118 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\SiteResolver->process() #119 /home/web1221/html/typo3/sysext/core/Classes/Middleware/NormalizedParamsAttribute.php(45): class@anonymous->handle() #120 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Core\Middleware\NormalizedParamsAttribute->process() #121 /home/web1221/html/typo3/sysext/frontend/Classes/Middleware/TimeTrackerInitialization.php(58): class@anonymous->handle() #122 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(172): TYPO3\CMS\Frontend\Middleware\TimeTrackerInitialization->process() #123 /home/web1221/html/typo3/sysext/core/Classes/Http/MiddlewareDispatcher.php(78): class@anonymous->handle() #124 /home/web1221/html/typo3/sysext/core/Classes/Http/AbstractApplication.php(85): TYPO3\CMS\Core\Http\MiddlewareDispatcher->handle() #125 /home/web1221/html/typo3/sysext/frontend/Classes/Http/Application.php(69): TYPO3\CMS\Core\Http\AbstractApplication->handle() #126 /home/web1221/html/typo3/sysext/core/Classes/Http/AbstractApplication.php(97): TYPO3\CMS\Frontend\Http\Application->handle() #127 /home/web1221/html/index.php(25): TYPO3\CMS\Core\Http\AbstractApplication->run() #128 /home/web1221/html/index.php(26): {closure}() #129 {main}