Error: Call to a member function getValue() on bool in /var/www/dev/magento2/vendor/mageplaza/magento-2-seo-extension/Plugin/SeoRender.php:739
Stack trace:
#0 /var/www/dev/magento2/vendor/mageplaza/magento-2-seo-extension/Plugin/SeoRender.php(846): Mageplaza\Seo\Plugin\SeoRender->getConfigurableProductStructuredData(Object(Magento\Catalog\Model\Product\Interceptor), Array)
#1 /var/www/dev/magento2/vendor/mageplaza/magento-2-seo-extension/Plugin/SeoRender.php(446): Mageplaza\Seo\Plugin\SeoRender->addProductStructuredDataByType('configurable', Object(Magento\Catalog\Model\Product\Interceptor), Array)
#2 /var/www/dev/magento2/vendor/mageplaza/magento-2-seo-extension/Plugin/SeoRender.php(263): Mageplaza\Seo\Plugin\SeoRender->showProductStructuredData()
#3 /var/www/dev/magento2/vendor/magento/framework/Interception/Interceptor.php(146): Mageplaza\Seo\Plugin\SeoRender->afterRenderHeadContent(Object(Magento\Framework\View\Page\Config\Renderer\Interceptor), '<meta charset="...')
#4 /var/www/dev/magento2/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\View\Page\Config\Renderer\Interceptor->Magento\Framework\Interception\{closure}()
#5 /var/www/dev/magento2/generated/code/Magento/Framework/View/Page/Config/Renderer/Interceptor.php(32): Magento\Framework\View\Page\Config\Renderer\Interceptor->___callPlugins('renderHeadConte...', Array, Array)
#6 /var/www/dev/magento2/vendor/magento/framework/View/Result/Page.php(250): Magento\Framework\View\Page\Config\Renderer\Interceptor->renderHeadContent()
#7 /var/www/dev/magento2/vendor/magento/framework/View/Result/Layout.php(171): Magento\Framework\View\Result\Page->render(Object(Magento\Framework\App\Response\Http\Interceptor))
#8 /var/www/dev/magento2/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\View\Result\Layout->renderResult(Object(Magento\Framework\App\Response\Http\Interceptor))
#9 /var/www/dev/magento2/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\View\Result\Page\Interceptor->___callParent('renderResult', Array)
#10 /var/www/dev/magento2/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\View\Result\Page\Interceptor->Magento\Framework\Interception\{closure}(Object(Magento\Framework\App\Response\Http\Interceptor))
#11 /var/www/dev/magento2/generated/code/Magento/Framework/View/Result/Page/Interceptor.php(95): Magento\Framework\View\Result\Page\Interceptor->___callPlugins('renderResult', Array, Array)
#12 /var/www/dev/magento2/vendor/magento/framework/App/Http.php(120): Magento\Framework\View\Result\Page\Interceptor->renderResult(Object(Magento\Framework\App\Response\Http\Interceptor))
#13 /var/www/dev/magento2/vendor/magento/framework/App/Bootstrap.php(263): Magento\Framework\App\Http->launch()
#14 /var/www/dev/magento2/pub/index.php(29): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http))
#15 {main}