The following notice is displayed when using the 'MB Term Meta' module on AIO v1.16.6.
Notice: Function WP_Object_Cache::get was called incorrectly. Cache key must be integer or non-empty string, NULL given. Please see Debugging in WordPress for more information. (This message was added in version 6.1.0.) in ###/wp-includes/functions.php on line 5835
Screenshot of notice showing for a CPT which uses term meta - https://imgur.com/a/JtBetaE
The PHP notice is removed when the AIO plugin is disabled, or if the MB Term Meta module is disabled.
Or
The PHP notice is removed when rolling back to WordPress 6.0.3