Fatal error when trying to go into wp-admin after upgrading to premium

Hello,

My domain – https://manufakturazdrowegosmaku.pl/

I have purchased and switched ascend to ascend premium. Now when I try to go into wp-admin – following error occurs:

Fatal error: Uncaught ArgumentCountError: Too few arguments to function Ascend_custom_menu::ascend_edit_admin_walker(), 1 passed in /wp-includes/class-wp-hook.php on line 286 and exactly 2 expected in /wp-content/themes/ascend_premium/lib/classes/class-ascend-custom-menu.php:129 Stack trace: #0 /wp-includes/class-wp-hook.php(286): Ascend_custom_menu->ascend_edit_admin_walker(‘Menu_Icons_OBFX…’) #1 /wp-includes/plugin.php(208): WP_Hook->apply_filters(‘Menu_Icons_OBFX…’, Array) #2 /wp-content/plugins/themeisle-companion/obfx_modules/menu-icons/init.php(250): apply_filters(‘wp_edit_nav_men…’, ”) #3 /wp-includes/class-wp-hook.php(286): Menu_Icons_OBFX_Module->check_conflict(”) #4 /wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #5 /wp-includes/plugin.php(465): WP_Hook->do_action(Array) #6 /wp-admin/admin.php(169): do_action(‘admin_init’) #7 {main} thrown in /wp-content/themes/ascend_premium/lib/classes/class-ascend-custom-menu.php on line 129

The page I need help with: [log in to see the link]