PHP warnings in Query Monitor

  • Im getting this warning on Query Monitor. Im trying to convert from PHP 7.4 to PHP 8.1 but I don’t want there to be any problems with the website. Im getting this warning though and wanted to know if there is a solution.

    Undefined array key “action_wssvs_op”

    wp-content/plugins/woo-show-single-variations-shop-category/includes/WSSVSC_Admin.php:258
    WSSVSC_Admin->WSSVSC_register_settings()
    wp-includes/class-wp-hook.php:308
    do_action(‘admin_init’)
    wp-admin/admin.php:175

    Plugin: woo-show-single-variations-shop-category

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