ENGCOM-3641: Issue resolved #19607. Page Not Found when deleting Attribute Set #19614 #19633

Author: sivaschenko

app/code/Magento/Catalog/Block/Adminhtml/Product/Attribute/Set/Main.php

@@ -6,13 +6,13 @@
 namespace Magento\Catalog\Block\Adminhtml\Product\Attribute\Set;
 
 /**
- * Adminhtml Catalog Attribute Set Main Block
- *
  * @author      Magento Core Team <core@magentocommerce.com>
  */
 use Magento\Catalog\Model\Entity\Product\Attribute\Group\AttributeMapperInterface;
 
 /**
+ * Adminhtml Catalog Attribute Set Main Block.
+ *
  * @api
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
  * @since 100.0.2
@@ -140,7 +140,7 @@ protected function _prepareLayout()
                     ) . '\', \'' . $this->getUrl(
                         'catalog/*/delete',
                         ['id' => $setId]
-                    ) . '\')',
+                    ) . '\',{data: {}})',
                     'class' => 'delete'
                 ]
             );