Magento 2 : Error While Flushing Cache












1















Whenever I am trying to flush cache, Site is going down and it's giving error
Object DOMDocument should be created.



My Report file is:



a:4:{i:0;s:37:"Object DOMDocument should be created.";i:1;s:12580:"#0 public/vendor/magento/framework/View/Element/UiComponent/Config/Reader.php(95): MagentoFrameworkViewElementUiComponentConfigDomMerger->getDom()
#1 public/vendor/magento/module-ui/Model/Manager.php(258): MagentoFrameworkViewElementUiComponentConfigReader->read()
#2 public/vendor/magento/module-ui/Model/Manager.php(166): MagentoUiModelManager->prepare('head.calendar')
#3 public/vendor/magento/framework/View/Element/UiComponentFactory.php(144): MagentoUiModelManager->prepareData('head.calendar')
#4 public/vendor/magento/framework/View/Layout/Generator/UiComponent.php(125): MagentoFrameworkViewElementUiComponentFactory->create('head.calendar', NULL, Array)
#5 public/vendor/magento/framework/View/Layout/Generator/UiComponent.php(93): MagentoFrameworkViewLayoutGeneratorUiComponent->generateComponent(Object(MagentoFrameworkViewLayoutDataStructure), 'head.calendar', Array, Object(MagentoFrameworkViewLayoutInterceptor))
#6 public/vendor/magento/framework/View/Layout/GeneratorPool.php(86): MagentoFrameworkViewLayoutGeneratorUiComponent->process(Object(MagentoFrameworkViewLayoutReaderContext), Object(MagentoFrameworkViewLayoutGeneratorContext))
#7 public/vendor/magento/framework/View/Layout.php(327): MagentoFrameworkViewLayoutGeneratorPool->process(Object(MagentoFrameworkViewLayoutReaderContext), Object(MagentoFrameworkViewLayoutGeneratorContext))
#8 public/vendor/magento/framework/View/Layout/Builder.php(129): MagentoFrameworkViewLayout->generateElements()
#9 public/vendor/magento/framework/View/Page/Builder.php(55): MagentoFrameworkViewLayoutBuilder->generateLayoutBlocks()
#10 public/vendor/magento/framework/View/Layout/Builder.php(65): MagentoFrameworkViewPageBuilder->generateLayoutBlocks()
#11 public/vendor/magento/framework/View/Layout.php(244): MagentoFrameworkViewLayoutBuilder->build()
#12 public/vendor/magento/framework/View/Layout.php(859): MagentoFrameworkViewLayout->build()
#13 public/vendor/magento/module-cms/Helper/Page.php(171): MagentoFrameworkViewLayout->getBlock('page_content_he...')
#14 public/vendor/magento/module-cms/Controller/Index/Index.php(43): MagentoCmsHelperPage->prepareResultPage(Object(MagentoCmsControllerIndexIndexInterceptor), 'home')
#15 public/vendor/magento/framework/App/Action/Action.php(102): MagentoCmsControllerIndexIndex->execute()
#16 public/vendor/magento/framework/Interception/Interceptor.php(74): MagentoFrameworkAppActionAction->dispatch(Object(MagentoFrameworkAppRequestHttp))
#17 public/vendor/magento/framework/Interception/Chain/Chain.php(70): MagentoCmsControllerIndexIndexInterceptor->___callParent('dispatch', Array)
#18 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'customer-app-ac...')
#19 public/vendor/magento/module-customer/Model/App/Action/ContextPlugin.php(61): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
#20 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoCustomerModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#21 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'contextPlugin')
#22 public/vendor/magento/module-store/App/Action/Plugin/Context.php(106): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
#23 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppActionPluginContext->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#24 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'storeCheck')
#25 public/vendor/magento/module-store/App/Action/Plugin/StoreCheck.php(44): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
#26 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppActionPluginStoreCheck->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#27 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'tax-app-action-...')
#28 public/vendor/magento/module-tax/Model/App/Action/ContextPlugin.php(91): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
#29 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoTaxModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#30 public/vendor/magento/framework/Interception/Interceptor.php(138): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'weee-app-action...')
#31 public/vendor/magento/module-weee/Model/App/Action/ContextPlugin.php(112): MagentoCmsControllerIndexIndexInterceptor->MagentoFrameworkInterception{closure}(Object(MagentoFrameworkAppRequestHttp))
#32 public/vendor/magento/framework/Interception/Interceptor.php(142): MagentoWeeeModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#33 public/var/generation/Magento/Cms/Controller/Index/Index/Interceptor.php(26): MagentoCmsControllerIndexIndexInterceptor->___callPlugins('dispatch', Array, Array)
#34 public/vendor/magento/framework/App/FrontController.php(55): MagentoCmsControllerIndexIndexInterceptor->dispatch(Object(MagentoFrameworkAppRequestHttp))
#35 public/vendor/magento/framework/Interception/Interceptor.php(74): MagentoFrameworkAppFrontController->dispatch(Object(MagentoFrameworkAppRequestHttp))
#36 public/vendor/magento/framework/Interception/Chain/Chain.php(70): MagentoFrameworkAppFrontControllerInterceptor->___callParent('dispatch', Array)
#37 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'requestPreproce...')
#38 public/vendor/magento/module-store/App/FrontController/Plugin/RequestPreprocessor.php(94): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
#39 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppFrontControllerPluginRequestPreprocessor->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#40 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'install')
#41 public/vendor/magento/framework/Module/Plugin/DbStatusValidator.php(69): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
#42 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoFrameworkModulePluginDbStatusValidator->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#43 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'front-controlle...')
#44 public/vendor/magento/module-page-cache/Model/App/FrontController/BuiltinPlugin.php(68): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
#45 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoPageCacheModelAppFrontControllerBuiltinPlugin->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#46 public/vendor/magento/framework/Interception/Interceptor.php(138): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'front-controlle...')
#47 public/vendor/magento/module-page-cache/Model/App/FrontController/VarnishPlugin.php(55): MagentoFrameworkAppFrontControllerInterceptor->MagentoFrameworkInterception{closure}(Object(MagentoFrameworkAppRequestHttp))
#48 public/vendor/magento/framework/Interception/Interceptor.php(142): MagentoPageCacheModelAppFrontControllerVarnishPlugin->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
#49 public/var/generation/Magento/Framework/App/FrontController/Interceptor.php(26): MagentoFrameworkAppFrontControllerInterceptor->___callPlugins('dispatch', Array, Array)
#50 public/vendor/magento/framework/App/Http.php(135): MagentoFrameworkAppFrontControllerInterceptor->dispatch(Object(MagentoFrameworkAppRequestHttp))
#51 public/vendor/magento/framework/App/Bootstrap.php(258): MagentoFrameworkAppHttp->launch()
#52 public/index.php(39): MagentoFrameworkAppBootstrap->run(Object(MagentoFrameworkAppHttp))
#53 {main}";s:3:"url";s:1:"/";s:11:"script_name";s:10:"/index.php";}


The exception.log is empty. Anyone got any idea how to solve?



In system.log file I'm getting this



main.CRITICAL: Invalid block type:   









share|improve this question





























    1















    Whenever I am trying to flush cache, Site is going down and it's giving error
    Object DOMDocument should be created.



    My Report file is:



    a:4:{i:0;s:37:"Object DOMDocument should be created.";i:1;s:12580:"#0 public/vendor/magento/framework/View/Element/UiComponent/Config/Reader.php(95): MagentoFrameworkViewElementUiComponentConfigDomMerger->getDom()
    #1 public/vendor/magento/module-ui/Model/Manager.php(258): MagentoFrameworkViewElementUiComponentConfigReader->read()
    #2 public/vendor/magento/module-ui/Model/Manager.php(166): MagentoUiModelManager->prepare('head.calendar')
    #3 public/vendor/magento/framework/View/Element/UiComponentFactory.php(144): MagentoUiModelManager->prepareData('head.calendar')
    #4 public/vendor/magento/framework/View/Layout/Generator/UiComponent.php(125): MagentoFrameworkViewElementUiComponentFactory->create('head.calendar', NULL, Array)
    #5 public/vendor/magento/framework/View/Layout/Generator/UiComponent.php(93): MagentoFrameworkViewLayoutGeneratorUiComponent->generateComponent(Object(MagentoFrameworkViewLayoutDataStructure), 'head.calendar', Array, Object(MagentoFrameworkViewLayoutInterceptor))
    #6 public/vendor/magento/framework/View/Layout/GeneratorPool.php(86): MagentoFrameworkViewLayoutGeneratorUiComponent->process(Object(MagentoFrameworkViewLayoutReaderContext), Object(MagentoFrameworkViewLayoutGeneratorContext))
    #7 public/vendor/magento/framework/View/Layout.php(327): MagentoFrameworkViewLayoutGeneratorPool->process(Object(MagentoFrameworkViewLayoutReaderContext), Object(MagentoFrameworkViewLayoutGeneratorContext))
    #8 public/vendor/magento/framework/View/Layout/Builder.php(129): MagentoFrameworkViewLayout->generateElements()
    #9 public/vendor/magento/framework/View/Page/Builder.php(55): MagentoFrameworkViewLayoutBuilder->generateLayoutBlocks()
    #10 public/vendor/magento/framework/View/Layout/Builder.php(65): MagentoFrameworkViewPageBuilder->generateLayoutBlocks()
    #11 public/vendor/magento/framework/View/Layout.php(244): MagentoFrameworkViewLayoutBuilder->build()
    #12 public/vendor/magento/framework/View/Layout.php(859): MagentoFrameworkViewLayout->build()
    #13 public/vendor/magento/module-cms/Helper/Page.php(171): MagentoFrameworkViewLayout->getBlock('page_content_he...')
    #14 public/vendor/magento/module-cms/Controller/Index/Index.php(43): MagentoCmsHelperPage->prepareResultPage(Object(MagentoCmsControllerIndexIndexInterceptor), 'home')
    #15 public/vendor/magento/framework/App/Action/Action.php(102): MagentoCmsControllerIndexIndex->execute()
    #16 public/vendor/magento/framework/Interception/Interceptor.php(74): MagentoFrameworkAppActionAction->dispatch(Object(MagentoFrameworkAppRequestHttp))
    #17 public/vendor/magento/framework/Interception/Chain/Chain.php(70): MagentoCmsControllerIndexIndexInterceptor->___callParent('dispatch', Array)
    #18 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'customer-app-ac...')
    #19 public/vendor/magento/module-customer/Model/App/Action/ContextPlugin.php(61): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
    #20 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoCustomerModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #21 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'contextPlugin')
    #22 public/vendor/magento/module-store/App/Action/Plugin/Context.php(106): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
    #23 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppActionPluginContext->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #24 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'storeCheck')
    #25 public/vendor/magento/module-store/App/Action/Plugin/StoreCheck.php(44): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
    #26 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppActionPluginStoreCheck->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #27 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'tax-app-action-...')
    #28 public/vendor/magento/module-tax/Model/App/Action/ContextPlugin.php(91): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
    #29 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoTaxModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #30 public/vendor/magento/framework/Interception/Interceptor.php(138): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'weee-app-action...')
    #31 public/vendor/magento/module-weee/Model/App/Action/ContextPlugin.php(112): MagentoCmsControllerIndexIndexInterceptor->MagentoFrameworkInterception{closure}(Object(MagentoFrameworkAppRequestHttp))
    #32 public/vendor/magento/framework/Interception/Interceptor.php(142): MagentoWeeeModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #33 public/var/generation/Magento/Cms/Controller/Index/Index/Interceptor.php(26): MagentoCmsControllerIndexIndexInterceptor->___callPlugins('dispatch', Array, Array)
    #34 public/vendor/magento/framework/App/FrontController.php(55): MagentoCmsControllerIndexIndexInterceptor->dispatch(Object(MagentoFrameworkAppRequestHttp))
    #35 public/vendor/magento/framework/Interception/Interceptor.php(74): MagentoFrameworkAppFrontController->dispatch(Object(MagentoFrameworkAppRequestHttp))
    #36 public/vendor/magento/framework/Interception/Chain/Chain.php(70): MagentoFrameworkAppFrontControllerInterceptor->___callParent('dispatch', Array)
    #37 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'requestPreproce...')
    #38 public/vendor/magento/module-store/App/FrontController/Plugin/RequestPreprocessor.php(94): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
    #39 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppFrontControllerPluginRequestPreprocessor->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #40 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'install')
    #41 public/vendor/magento/framework/Module/Plugin/DbStatusValidator.php(69): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
    #42 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoFrameworkModulePluginDbStatusValidator->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #43 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'front-controlle...')
    #44 public/vendor/magento/module-page-cache/Model/App/FrontController/BuiltinPlugin.php(68): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
    #45 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoPageCacheModelAppFrontControllerBuiltinPlugin->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #46 public/vendor/magento/framework/Interception/Interceptor.php(138): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'front-controlle...')
    #47 public/vendor/magento/module-page-cache/Model/App/FrontController/VarnishPlugin.php(55): MagentoFrameworkAppFrontControllerInterceptor->MagentoFrameworkInterception{closure}(Object(MagentoFrameworkAppRequestHttp))
    #48 public/vendor/magento/framework/Interception/Interceptor.php(142): MagentoPageCacheModelAppFrontControllerVarnishPlugin->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
    #49 public/var/generation/Magento/Framework/App/FrontController/Interceptor.php(26): MagentoFrameworkAppFrontControllerInterceptor->___callPlugins('dispatch', Array, Array)
    #50 public/vendor/magento/framework/App/Http.php(135): MagentoFrameworkAppFrontControllerInterceptor->dispatch(Object(MagentoFrameworkAppRequestHttp))
    #51 public/vendor/magento/framework/App/Bootstrap.php(258): MagentoFrameworkAppHttp->launch()
    #52 public/index.php(39): MagentoFrameworkAppBootstrap->run(Object(MagentoFrameworkAppHttp))
    #53 {main}";s:3:"url";s:1:"/";s:11:"script_name";s:10:"/index.php";}


    The exception.log is empty. Anyone got any idea how to solve?



    In system.log file I'm getting this



    main.CRITICAL: Invalid block type:   









    share|improve this question



























      1












      1








      1


      1






      Whenever I am trying to flush cache, Site is going down and it's giving error
      Object DOMDocument should be created.



      My Report file is:



      a:4:{i:0;s:37:"Object DOMDocument should be created.";i:1;s:12580:"#0 public/vendor/magento/framework/View/Element/UiComponent/Config/Reader.php(95): MagentoFrameworkViewElementUiComponentConfigDomMerger->getDom()
      #1 public/vendor/magento/module-ui/Model/Manager.php(258): MagentoFrameworkViewElementUiComponentConfigReader->read()
      #2 public/vendor/magento/module-ui/Model/Manager.php(166): MagentoUiModelManager->prepare('head.calendar')
      #3 public/vendor/magento/framework/View/Element/UiComponentFactory.php(144): MagentoUiModelManager->prepareData('head.calendar')
      #4 public/vendor/magento/framework/View/Layout/Generator/UiComponent.php(125): MagentoFrameworkViewElementUiComponentFactory->create('head.calendar', NULL, Array)
      #5 public/vendor/magento/framework/View/Layout/Generator/UiComponent.php(93): MagentoFrameworkViewLayoutGeneratorUiComponent->generateComponent(Object(MagentoFrameworkViewLayoutDataStructure), 'head.calendar', Array, Object(MagentoFrameworkViewLayoutInterceptor))
      #6 public/vendor/magento/framework/View/Layout/GeneratorPool.php(86): MagentoFrameworkViewLayoutGeneratorUiComponent->process(Object(MagentoFrameworkViewLayoutReaderContext), Object(MagentoFrameworkViewLayoutGeneratorContext))
      #7 public/vendor/magento/framework/View/Layout.php(327): MagentoFrameworkViewLayoutGeneratorPool->process(Object(MagentoFrameworkViewLayoutReaderContext), Object(MagentoFrameworkViewLayoutGeneratorContext))
      #8 public/vendor/magento/framework/View/Layout/Builder.php(129): MagentoFrameworkViewLayout->generateElements()
      #9 public/vendor/magento/framework/View/Page/Builder.php(55): MagentoFrameworkViewLayoutBuilder->generateLayoutBlocks()
      #10 public/vendor/magento/framework/View/Layout/Builder.php(65): MagentoFrameworkViewPageBuilder->generateLayoutBlocks()
      #11 public/vendor/magento/framework/View/Layout.php(244): MagentoFrameworkViewLayoutBuilder->build()
      #12 public/vendor/magento/framework/View/Layout.php(859): MagentoFrameworkViewLayout->build()
      #13 public/vendor/magento/module-cms/Helper/Page.php(171): MagentoFrameworkViewLayout->getBlock('page_content_he...')
      #14 public/vendor/magento/module-cms/Controller/Index/Index.php(43): MagentoCmsHelperPage->prepareResultPage(Object(MagentoCmsControllerIndexIndexInterceptor), 'home')
      #15 public/vendor/magento/framework/App/Action/Action.php(102): MagentoCmsControllerIndexIndex->execute()
      #16 public/vendor/magento/framework/Interception/Interceptor.php(74): MagentoFrameworkAppActionAction->dispatch(Object(MagentoFrameworkAppRequestHttp))
      #17 public/vendor/magento/framework/Interception/Chain/Chain.php(70): MagentoCmsControllerIndexIndexInterceptor->___callParent('dispatch', Array)
      #18 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'customer-app-ac...')
      #19 public/vendor/magento/module-customer/Model/App/Action/ContextPlugin.php(61): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #20 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoCustomerModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #21 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'contextPlugin')
      #22 public/vendor/magento/module-store/App/Action/Plugin/Context.php(106): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #23 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppActionPluginContext->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #24 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'storeCheck')
      #25 public/vendor/magento/module-store/App/Action/Plugin/StoreCheck.php(44): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #26 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppActionPluginStoreCheck->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #27 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'tax-app-action-...')
      #28 public/vendor/magento/module-tax/Model/App/Action/ContextPlugin.php(91): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #29 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoTaxModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #30 public/vendor/magento/framework/Interception/Interceptor.php(138): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'weee-app-action...')
      #31 public/vendor/magento/module-weee/Model/App/Action/ContextPlugin.php(112): MagentoCmsControllerIndexIndexInterceptor->MagentoFrameworkInterception{closure}(Object(MagentoFrameworkAppRequestHttp))
      #32 public/vendor/magento/framework/Interception/Interceptor.php(142): MagentoWeeeModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #33 public/var/generation/Magento/Cms/Controller/Index/Index/Interceptor.php(26): MagentoCmsControllerIndexIndexInterceptor->___callPlugins('dispatch', Array, Array)
      #34 public/vendor/magento/framework/App/FrontController.php(55): MagentoCmsControllerIndexIndexInterceptor->dispatch(Object(MagentoFrameworkAppRequestHttp))
      #35 public/vendor/magento/framework/Interception/Interceptor.php(74): MagentoFrameworkAppFrontController->dispatch(Object(MagentoFrameworkAppRequestHttp))
      #36 public/vendor/magento/framework/Interception/Chain/Chain.php(70): MagentoFrameworkAppFrontControllerInterceptor->___callParent('dispatch', Array)
      #37 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'requestPreproce...')
      #38 public/vendor/magento/module-store/App/FrontController/Plugin/RequestPreprocessor.php(94): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #39 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppFrontControllerPluginRequestPreprocessor->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #40 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'install')
      #41 public/vendor/magento/framework/Module/Plugin/DbStatusValidator.php(69): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #42 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoFrameworkModulePluginDbStatusValidator->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #43 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'front-controlle...')
      #44 public/vendor/magento/module-page-cache/Model/App/FrontController/BuiltinPlugin.php(68): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #45 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoPageCacheModelAppFrontControllerBuiltinPlugin->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #46 public/vendor/magento/framework/Interception/Interceptor.php(138): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'front-controlle...')
      #47 public/vendor/magento/module-page-cache/Model/App/FrontController/VarnishPlugin.php(55): MagentoFrameworkAppFrontControllerInterceptor->MagentoFrameworkInterception{closure}(Object(MagentoFrameworkAppRequestHttp))
      #48 public/vendor/magento/framework/Interception/Interceptor.php(142): MagentoPageCacheModelAppFrontControllerVarnishPlugin->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #49 public/var/generation/Magento/Framework/App/FrontController/Interceptor.php(26): MagentoFrameworkAppFrontControllerInterceptor->___callPlugins('dispatch', Array, Array)
      #50 public/vendor/magento/framework/App/Http.php(135): MagentoFrameworkAppFrontControllerInterceptor->dispatch(Object(MagentoFrameworkAppRequestHttp))
      #51 public/vendor/magento/framework/App/Bootstrap.php(258): MagentoFrameworkAppHttp->launch()
      #52 public/index.php(39): MagentoFrameworkAppBootstrap->run(Object(MagentoFrameworkAppHttp))
      #53 {main}";s:3:"url";s:1:"/";s:11:"script_name";s:10:"/index.php";}


      The exception.log is empty. Anyone got any idea how to solve?



      In system.log file I'm getting this



      main.CRITICAL: Invalid block type:   









      share|improve this question
















      Whenever I am trying to flush cache, Site is going down and it's giving error
      Object DOMDocument should be created.



      My Report file is:



      a:4:{i:0;s:37:"Object DOMDocument should be created.";i:1;s:12580:"#0 public/vendor/magento/framework/View/Element/UiComponent/Config/Reader.php(95): MagentoFrameworkViewElementUiComponentConfigDomMerger->getDom()
      #1 public/vendor/magento/module-ui/Model/Manager.php(258): MagentoFrameworkViewElementUiComponentConfigReader->read()
      #2 public/vendor/magento/module-ui/Model/Manager.php(166): MagentoUiModelManager->prepare('head.calendar')
      #3 public/vendor/magento/framework/View/Element/UiComponentFactory.php(144): MagentoUiModelManager->prepareData('head.calendar')
      #4 public/vendor/magento/framework/View/Layout/Generator/UiComponent.php(125): MagentoFrameworkViewElementUiComponentFactory->create('head.calendar', NULL, Array)
      #5 public/vendor/magento/framework/View/Layout/Generator/UiComponent.php(93): MagentoFrameworkViewLayoutGeneratorUiComponent->generateComponent(Object(MagentoFrameworkViewLayoutDataStructure), 'head.calendar', Array, Object(MagentoFrameworkViewLayoutInterceptor))
      #6 public/vendor/magento/framework/View/Layout/GeneratorPool.php(86): MagentoFrameworkViewLayoutGeneratorUiComponent->process(Object(MagentoFrameworkViewLayoutReaderContext), Object(MagentoFrameworkViewLayoutGeneratorContext))
      #7 public/vendor/magento/framework/View/Layout.php(327): MagentoFrameworkViewLayoutGeneratorPool->process(Object(MagentoFrameworkViewLayoutReaderContext), Object(MagentoFrameworkViewLayoutGeneratorContext))
      #8 public/vendor/magento/framework/View/Layout/Builder.php(129): MagentoFrameworkViewLayout->generateElements()
      #9 public/vendor/magento/framework/View/Page/Builder.php(55): MagentoFrameworkViewLayoutBuilder->generateLayoutBlocks()
      #10 public/vendor/magento/framework/View/Layout/Builder.php(65): MagentoFrameworkViewPageBuilder->generateLayoutBlocks()
      #11 public/vendor/magento/framework/View/Layout.php(244): MagentoFrameworkViewLayoutBuilder->build()
      #12 public/vendor/magento/framework/View/Layout.php(859): MagentoFrameworkViewLayout->build()
      #13 public/vendor/magento/module-cms/Helper/Page.php(171): MagentoFrameworkViewLayout->getBlock('page_content_he...')
      #14 public/vendor/magento/module-cms/Controller/Index/Index.php(43): MagentoCmsHelperPage->prepareResultPage(Object(MagentoCmsControllerIndexIndexInterceptor), 'home')
      #15 public/vendor/magento/framework/App/Action/Action.php(102): MagentoCmsControllerIndexIndex->execute()
      #16 public/vendor/magento/framework/Interception/Interceptor.php(74): MagentoFrameworkAppActionAction->dispatch(Object(MagentoFrameworkAppRequestHttp))
      #17 public/vendor/magento/framework/Interception/Chain/Chain.php(70): MagentoCmsControllerIndexIndexInterceptor->___callParent('dispatch', Array)
      #18 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'customer-app-ac...')
      #19 public/vendor/magento/module-customer/Model/App/Action/ContextPlugin.php(61): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #20 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoCustomerModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #21 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'contextPlugin')
      #22 public/vendor/magento/module-store/App/Action/Plugin/Context.php(106): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #23 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppActionPluginContext->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #24 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'storeCheck')
      #25 public/vendor/magento/module-store/App/Action/Plugin/StoreCheck.php(44): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #26 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppActionPluginStoreCheck->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #27 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'tax-app-action-...')
      #28 public/vendor/magento/module-tax/Model/App/Action/ContextPlugin.php(91): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #29 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoTaxModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #30 public/vendor/magento/framework/Interception/Interceptor.php(138): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Cms\Con...', 'dispatch', Object(MagentoCmsControllerIndexIndexInterceptor), Array, 'weee-app-action...')
      #31 public/vendor/magento/module-weee/Model/App/Action/ContextPlugin.php(112): MagentoCmsControllerIndexIndexInterceptor->MagentoFrameworkInterception{closure}(Object(MagentoFrameworkAppRequestHttp))
      #32 public/vendor/magento/framework/Interception/Interceptor.php(142): MagentoWeeeModelAppActionContextPlugin->aroundDispatch(Object(MagentoCmsControllerIndexIndexInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #33 public/var/generation/Magento/Cms/Controller/Index/Index/Interceptor.php(26): MagentoCmsControllerIndexIndexInterceptor->___callPlugins('dispatch', Array, Array)
      #34 public/vendor/magento/framework/App/FrontController.php(55): MagentoCmsControllerIndexIndexInterceptor->dispatch(Object(MagentoFrameworkAppRequestHttp))
      #35 public/vendor/magento/framework/Interception/Interceptor.php(74): MagentoFrameworkAppFrontController->dispatch(Object(MagentoFrameworkAppRequestHttp))
      #36 public/vendor/magento/framework/Interception/Chain/Chain.php(70): MagentoFrameworkAppFrontControllerInterceptor->___callParent('dispatch', Array)
      #37 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'requestPreproce...')
      #38 public/vendor/magento/module-store/App/FrontController/Plugin/RequestPreprocessor.php(94): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #39 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoStoreAppFrontControllerPluginRequestPreprocessor->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #40 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'install')
      #41 public/vendor/magento/framework/Module/Plugin/DbStatusValidator.php(69): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #42 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoFrameworkModulePluginDbStatusValidator->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #43 public/vendor/magento/framework/Interception/Chain/Chain.php(63): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'front-controlle...')
      #44 public/vendor/magento/module-page-cache/Model/App/FrontController/BuiltinPlugin.php(68): MagentoFrameworkInterceptionChainChain->MagentoFrameworkInterceptionChain{closure}(Object(MagentoFrameworkAppRequestHttp))
      #45 public/vendor/magento/framework/Interception/Chain/Chain.php(67): MagentoPageCacheModelAppFrontControllerBuiltinPlugin->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #46 public/vendor/magento/framework/Interception/Interceptor.php(138): MagentoFrameworkInterceptionChainChain->invokeNext('Magento\Framewo...', 'dispatch', Object(MagentoFrameworkAppFrontControllerInterceptor), Array, 'front-controlle...')
      #47 public/vendor/magento/module-page-cache/Model/App/FrontController/VarnishPlugin.php(55): MagentoFrameworkAppFrontControllerInterceptor->MagentoFrameworkInterception{closure}(Object(MagentoFrameworkAppRequestHttp))
      #48 public/vendor/magento/framework/Interception/Interceptor.php(142): MagentoPageCacheModelAppFrontControllerVarnishPlugin->aroundDispatch(Object(MagentoFrameworkAppFrontControllerInterceptor), Object(Closure), Object(MagentoFrameworkAppRequestHttp))
      #49 public/var/generation/Magento/Framework/App/FrontController/Interceptor.php(26): MagentoFrameworkAppFrontControllerInterceptor->___callPlugins('dispatch', Array, Array)
      #50 public/vendor/magento/framework/App/Http.php(135): MagentoFrameworkAppFrontControllerInterceptor->dispatch(Object(MagentoFrameworkAppRequestHttp))
      #51 public/vendor/magento/framework/App/Bootstrap.php(258): MagentoFrameworkAppHttp->launch()
      #52 public/index.php(39): MagentoFrameworkAppBootstrap->run(Object(MagentoFrameworkAppHttp))
      #53 {main}";s:3:"url";s:1:"/";s:11:"script_name";s:10:"/index.php";}


      The exception.log is empty. Anyone got any idea how to solve?



      In system.log file I'm getting this



      main.CRITICAL: Invalid block type:   






      magento2 error cache






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited 7 mins ago









      Himanshu

      910521




      910521










      asked May 27 '17 at 6:22









      vinovino

      62




      62






















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