Error: Call to a member function getStoreIds() on null in /home/mushroomfertiliz/public_html/app/code/Mageplaza/Blog/Block/Adminhtml/Category/Tree.php:178 Stack trace: #0 /home/mushroomfertiliz/public_html/vendor/magento/module-catalog/Block/Adminhtml/Category/Tree.php(311): Mageplaza\Blog\Block\Adminhtml\Category\Tree->_getNodeJson(NULL) #1 /home/mushroomfertiliz/public_html/app/code/Mageplaza/Blog/Block/Adminhtml/Category/Tree.php(140): Magento\Catalog\Block\Adminhtml\Category\Tree->getTree(NULL) #2 /home/mushroomfertiliz/public_html/generated/code/Mageplaza/Blog/Block/Adminhtml/Category/Tree/Interceptor.php(59): Mageplaza\Blog\Block\Adminhtml\Category\Tree->getTree(NULL, '1') #3 /home/mushroomfertiliz/public_html/app/code/Mageplaza/Blog/Block/Category/Widget.php(44): Mageplaza\Blog\Block\Adminhtml\Category\Tree\Interceptor->getTree(NULL, '1') #4 /home/mushroomfertiliz/public_html/generated/code/Mageplaza/Blog/Block/Category/Widget/Interceptor.php(23): Mageplaza\Blog\Block\Category\Widget->getTree() #5 /home/mushroomfertiliz/public_html/app/code/Mageplaza/Blog/view/frontend/templates/category/widget.phtml(22): Mageplaza\Blog\Block\Category\Widget\Interceptor->getTree() #6 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/TemplateEngine/Php.php(71): include('/home/mushroomf...') #7 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\View\TemplateEngine\Php->render(Object(Mageplaza\Blog\Block\Category\Widget\Interceptor), '/home/mushroomf...', Array) #8 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\View\TemplateEngine\Php\Interceptor->___callParent('render', Array) #9 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\View\TemplateEngine\Php\Interceptor->Magento\Framework\Interception\{closure}(Object(Mageplaza\Blog\Block\Category\Widget\Interceptor), '/home/mushroomf...', Array) #10 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/TemplateEngine/Php/Interceptor.php(23): Magento\Framework\View\TemplateEngine\Php\Interceptor->___callPlugins('render', Array, Array) #11 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Element/Template.php(273): Magento\Framework\View\TemplateEngine\Php\Interceptor->render(Object(Mageplaza\Blog\Block\Category\Widget\Interceptor), '/home/mushroomf...', Array) #12 /home/mushroomfertiliz/public_html/generated/code/Mageplaza/Blog/Block/Category/Widget/Interceptor.php(212): Magento\Framework\View\Element\Template->fetchView('/home/mushroomf...') #13 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Element/Template.php(303): Mageplaza\Blog\Block\Category\Widget\Interceptor->fetchView('/home/mushroomf...') #14 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Element/AbstractBlock.php(1111): Magento\Framework\View\Element\Template->_toHtml() #15 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Element/AbstractBlock.php(1115): Magento\Framework\View\Element\AbstractBlock->Magento\Framework\View\Element\{closure}() #16 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Element/AbstractBlock.php(675): Magento\Framework\View\Element\AbstractBlock->_loadCache() #17 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\View\Element\AbstractBlock->toHtml() #18 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Mageplaza\Blog\Block\Category\Widget\Interceptor->___callParent('toHtml', Array) #19 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Mageplaza\Blog\Block\Category\Widget\Interceptor->Magento\Framework\Interception\{closure}() #20 /home/mushroomfertiliz/public_html/generated/code/Mageplaza/Blog/Block/Category/Widget/Interceptor.php(437): Mageplaza\Blog\Block\Category\Widget\Interceptor->___callPlugins('toHtml', Array, Array) #21 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(578): Mageplaza\Blog\Block\Category\Widget\Interceptor->toHtml() #22 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(555): Magento\Framework\View\Layout->_renderBlock('mpblog.sidebar....') #23 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('mpblog.sidebar....') #24 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('mpblog.sidebar....') #25 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('mpblog.sidebar....', false) #26 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('mpblog.sidebar....', false) #27 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('blog.sidebar.ma...', false) #28 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('blog.sidebar.ma...') #29 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('blog.sidebar.ma...') #30 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('blog.sidebar.ma...', false) #31 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('blog.sidebar.ma...', false) #32 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('div.sidebar.mai...', false) #33 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('div.sidebar.mai...') #34 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('div.sidebar.mai...') #35 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('div.sidebar.mai...', false) #36 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('div.sidebar.mai...', false) #37 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('main.columns.gr...', false) #38 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('main.columns.gr...') #39 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('main.columns.gr...') #40 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('main.columns.gr...', false) #41 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('main.columns.gr...', false) #42 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('main.columns.gr...', false) #43 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('main.columns.gr...') #44 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('main.columns.gr...') #45 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('main.columns.gr...', false) #46 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('main.columns.gr...', false) #47 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('columns', false) #48 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('columns') #49 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('columns') #50 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('columns', false) #51 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('columns', false) #52 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('main.content', false) #53 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('main.content') #54 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('main.content') #55 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('main.content', false) #56 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('main.content', false) #57 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('page.wrapper', false) #58 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('page.wrapper') #59 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('page.wrapper') #60 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('page.wrapper', false) #61 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('page.wrapper', false) #62 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('page.wrapper.ou...', false) #63 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('page.wrapper.ou...') #64 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('page.wrapper.ou...') #65 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('page.wrapper.ou...', false) #66 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(606): Magento\Framework\View\Layout\Interceptor->renderElement('page.wrapper.ou...', false) #67 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(557): Magento\Framework\View\Layout->_renderContainer('root', false) #68 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(149): Magento\Framework\View\Layout->renderNonCachedElement('root') #69 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(510): Magento\Framework\View\Layout\Interceptor->renderNonCachedElement('root') #70 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(140): Magento\Framework\View\Layout->renderElement('root', true) #71 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Layout.php(975): Magento\Framework\View\Layout\Interceptor->renderElement('root') #72 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\View\Layout->getOutput() #73 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\View\Layout\Interceptor->___callParent('getOutput', Array) #74 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\View\Layout\Interceptor->Magento\Framework\Interception\{closure}() #75 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Layout/Interceptor.php(347): Magento\Framework\View\Layout\Interceptor->___callPlugins('getOutput', Array, Array) #76 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Result/Page.php(258): Magento\Framework\View\Layout\Interceptor->getOutput() #77 /home/mushroomfertiliz/public_html/vendor/magento/framework/View/Result/Layout.php(171): Magento\Framework\View\Result\Page->render(Object(Magento\Framework\App\Response\Http\Interceptor)) #78 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\View\Result\Layout->renderResult(Object(Magento\Framework\App\Response\Http\Interceptor)) #79 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\View\Result\Page\Interceptor->___callParent('renderResult', Array) #80 /home/mushroomfertiliz/public_html/vendor/amasty/module-page-speed-optimizer/Plugin/ProcessPageResult.php(40): Magento\Framework\View\Result\Page\Interceptor->Magento\Framework\Interception\{closure}(Object(Magento\Framework\App\Response\Http\Interceptor)) #81 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(135): Amasty\PageSpeedOptimizer\Plugin\ProcessPageResult->aroundRenderResult(Object(Magento\Framework\View\Result\Page\Interceptor), Object(Closure), Object(Magento\Framework\App\Response\Http\Interceptor)) #82 /home/mushroomfertiliz/public_html/vendor/litespeed/module-litemage/Model/Controller/Result/LitemagePlugin.php(62): Magento\Framework\View\Result\Page\Interceptor->Magento\Framework\Interception\{closure}(Object(Magento\Framework\App\Response\Http\Interceptor)) #83 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(135): Litespeed\Litemage\Model\Controller\Result\LitemagePlugin->aroundRenderResult(Object(Magento\Framework\View\Result\Page\Interceptor), Object(Closure), Object(Magento\Framework\App\Response\Http\Interceptor)) #84 /home/mushroomfertiliz/public_html/app/code/Zemez/Amp/Model/Plugin/Framework/Controller/ResultInterfacePlugin.php(95): Magento\Framework\View\Result\Page\Interceptor->Magento\Framework\Interception\{closure}(Object(Magento\Framework\App\Response\Http\Interceptor)) #85 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(135): Zemez\Amp\Model\Plugin\Framework\Controller\ResultInterfacePlugin->aroundRenderResult(Object(Magento\Framework\View\Result\Page\Interceptor), Object(Closure), Object(Magento\Framework\App\Response\Http\Interceptor)) #86 /home/mushroomfertiliz/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\View\Result\Page\Interceptor->Magento\Framework\Interception\{closure}(Object(Magento\Framework\App\Response\Http\Interceptor)) #87 /home/mushroomfertiliz/public_html/generated/code/Magento/Framework/View/Result/Page/Interceptor.php(95): Magento\Framework\View\Result\Page\Interceptor->___callPlugins('renderResult', Array, NULL) #88 /home/mushroomfertiliz/public_html/vendor/magento/framework/App/Http.php(120): Magento\Framework\View\Result\Page\Interceptor->renderResult(Object(Magento\Framework\App\Response\Http\Interceptor)) #89 /home/mushroomfertiliz/public_html/vendor/magento/framework/App/Bootstrap.php(263): Magento\Framework\App\Http->launch() #90 /home/mushroomfertiliz/public_html/pub/index.php(29): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http)) #91 {main}