Landed here to report the issue:
WooCommerce version: 4.7.1
WordPress version: 5.5.3
Instant Indexing by Rank Math – 1.0.0
[30-Nov-2020 08:46:17 UTC] PHP Notice: add_submenu_page was called <strong>incorrectly</strong>. The seventh parameter passed to <code>add_submenu_page()</code> should be an integer representing menu position. Please see <a href="https://wordpress.org/support/article/debugging-in-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 5.3.0.) in [path]\wp-includes\functions.php on line 5229
This notice is definitely linked to this plugin!
Please review and guide / fix.
The ticket ‘PHP Notice: add_submenu_page’ is closed to new replies.