MAGETWO-55120: [GitHub] No category id on the category page

Author: undefined-olha

app/code/Magento/Catalog/Controller/Adminhtml/Category/Edit.php

@@ -99,9 +99,10 @@ public function execute()
             return $this->ajaxRequestResponse($category, $resultPage);
         }
 
+        $resultPageTitle = $categoryId ? $category->getName() . ' (ID: ' . $categoryId . ')' : __('Categories');
         $resultPage->setActiveMenu('Magento_Catalog::catalog_categories');
         $resultPage->getConfig()->getTitle()->prepend(__('Categories'));
-        $resultPage->getConfig()->getTitle()->prepend($categoryId ? $category->getName() : __('Categories'));
+        $resultPage->getConfig()->getTitle()->prepend($resultPageTitle);
         $resultPage->addBreadcrumb(__('Manage Catalog Categories'), __('Manage Categories'));
 
         $block = $resultPage->getLayout()->getBlock('catalog.wysiwyg.js');