Notice on WordPress 5.3

  • Notice: add_submenu_page was called incorrectly. The seventh parameter passed to add_submenu_page() should be an integer representing menu position. Please see Debugging in WordPress for more information. (This message was added in version 5.3.0.) in /var/www/html/wp-includes/functions.php on line 4903

    This originates from the JmsAdminSettingsPage.php

    Solution is to comment the following line:

    'options' => 'add_options_page',

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