{"id":18878027,"date":"2026-04-12T04:10:16","date_gmt":"2026-04-12T04:10:16","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/undefined-variable-class_name-2\/"},"modified":"2026-04-12T04:13:52","modified_gmt":"2026-04-12T04:13:52","slug":"undefined-variable-class_name-2","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/undefined-variable-class_name-2\/","title":{"rendered":"Undefined variable $class_name"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Great plugin..<\/strong><br \/>But I found some <em>warnings<\/em> in the &#8220;query monitor&#8221; as follows:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Undefined variable $class_name<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Caller:<\/strong><\/p>\n\n\n\n<ol>\n<li>wp-content\/plugins\/all-404-redirect-to-homepage\/functions.php:432<\/li>\n\n\n\n<li><code>do_action('after_plugin_row_all-404-redirect-to-homepage\/all-404-redirect-to-homepage.php')<\/code><br \/>wp-admin\/includes\/class-wp-plugins-list-table.php:1512<\/li>\n\n\n\n<li><code>WP_Plugins_List_Table-&gt;single_row()<\/code><br \/>wp-admin\/includes\/class-wp-plugins-list-table.php:1512<\/li>\n\n\n\n<li><code>WP_Plugins_List_Table-&gt;display_rows()<\/code><br \/>wp-admin\/includes\/class-wp-plugins-list-table.php:711<\/li>\n\n\n\n<li><code>WP_List_Table-&gt;display_rows_or_placeholder()<\/code><br \/>wp-admin\/includes\/class-wp-list-table.php:1711<\/li>\n\n\n\n<li><code>WP_List_Table-&gt;display()<\/code><br \/>wp-admin\/includes\/class-wp-list-table.php:1635<br \/><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Component:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Plugin: all-404-redirect-to-homepage<br \/><br \/>sorry i don&#8217;t know, whether reports like this are through this forum..<\/p>\n","protected":false},"template":"","class_list":["post-18878027","topic","type-topic","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/18878027","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/18878027\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=18878027"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}