PHP notices in get_product_taxonomies()

[helgatheviking]

[07-Dec-2020 18:48:59 UTC] PHP Warning:  Illegal string offset 'label' in C:\Users\helga\Local Sites\sandbox\app\public\wp-includes\class-wp-list-util.php on line 185
[07-Dec-2020 18:48:59 UTC] PHP Stack trace:
[07-Dec-2020 18:48:59 UTC] PHP   1. {main}() C:\Users\helga\Local Sites\sandbox\app\public\wp-admin\post.php:0
[07-Dec-2020 18:48:59 UTC] PHP   2. require() C:\Users\helga\Local Sites\sandbox\app\public\wp-admin\post.php:206
[07-Dec-2020 18:48:59 UTC] PHP   3. do_meta_boxes() C:\Users\helga\Local Sites\sandbox\app\public\wp-admin\edit-form-advanced.php:686
[07-Dec-2020 18:48:59 UTC] PHP   4. WC_Meta_Box_Product_Data::output() C:\Users\helga\Local Sites\sandbox\app\public\wp-admin\includes\template.php:1389
[07-Dec-2020 18:48:59 UTC] PHP   5. include() C:\Users\helga\Local Sites\sandbox\app\public\wp-content\plugins\woocommerce\includes\admin\meta-boxes\class-wc-meta-box-product-data.php:33
[07-Dec-2020 18:48:59 UTC] PHP   6. do_action() C:\Users\helga\Local Sites\sandbox\app\public\wp-content\plugins\woocommerce\includes\admin\meta-boxes\views\html-product-data-panel.php:53
[07-Dec-2020 18:48:59 UTC] PHP   7. WP_Hook->do_action() C:\Users\helga\Local Sites\sandbox\app\public\wp-includes\plugin.php:478
[07-Dec-2020 18:48:59 UTC] PHP   8. WP_Hook->apply_filters() C:\Users\helga\Local Sites\sandbox\app\public\wp-includes\class-wp-hook.php:311
[07-Dec-2020 18:48:59 UTC] PHP   9. WC_MNM_Meta_Box_Product_Data::product_data_panel() C:\Users\helga\Local Sites\sandbox\app\public\wp-includes\class-wp-hook.php:287
[07-Dec-2020 18:48:59 UTC] PHP  10. do_action() C:\Users\helga\Local Sites\sandbox\app\public\wp-content\plugins\woocommerce-mix-and-match-products\includes\admin\meta-boxes\class-wc-mnm-meta-box-product-data.php:145
[07-Dec-2020 18:48:59 UTC] PHP  11. WP_Hook->do_action() C:\Users\helga\Local Sites\sandbox\app\public\wp-includes\plugin.php:478
[07-Dec-2020 18:48:59 UTC] PHP  12. WP_Hook->apply_filters() C:\Users\helga\Local Sites\sandbox\app\public\wp-includes\class-wp-hook.php:311
[07-Dec-2020 18:48:59 UTC] PHP  13. WC_MNM_Filter::additional_container_option() C:\Users\helga\Local Sites\sandbox\app\public\wp-includes\class-wp-hook.php:287
[07-Dec-2020 18:48:59 UTC] PHP  14. WC_MNM_Filter::get_product_taxonomies() C:\Users\helga\Local Sites\sandbox\app\public\wp-content\plugins\wc-mnm-filter\wc-mnm-filter.php:132
[07-Dec-2020 18:48:59 UTC] PHP  15. wp_list_pluck() C:\Users\helga\Local Sites\sandbox\app\public\wp-content\plugins\wc-mnm-filter\wc-mnm-filter.php:358
[07-Dec-2020 18:48:59 UTC] PHP  16. WP_List_Util->pluck() C:\Users\helga\Local Sites\sandbox\app\public\wp-includes\functions.php:4591