Uncaught Error: Call to undefined method WP_Object_Cache::flush_group()

[dusta]

Error it is showing in my case in /wp-admin/post.php when I edit post.

App version: Version 3.6.1
PHP version 8.3
Wordpress version: 6.8.1

Uncaught Error: Call to undefined method WP_Object_Cache::flush_group()
in /public_html/wp-content/plugins/powered-cache/includes/dropins/redis-object-cache.php on line 186

Call stack:

wp_cache_flush_group()
wp-content/plugins/porto-functionality/lib/cache/class-cache.php:93
Porto_Cache::flush_object_caches()
wp-content/plugins/porto-functionality/lib/cache/class-cache.php:71
Porto_Cache::delete_query_product_transients()
wp-content/plugins/porto-functionality/lib/cache/class-cache.php:56
Porto_Cache::transition_post_status()
wp-includes/class-wp-hook.php:324
WP_Hook::apply_filters()
wp-includes/class-wp-hook.php:348
WP_Hook::do_action()
wp-includes/plugin.php:517
do_action()
wp-includes/post.php:5740
wp_transition_post_status()
wp-includes/post.php:5000
wp_insert_post()
wp-includes/post.php:5212
wp_update_post()
wp-admin/includes/post.php:453
edit_post()
wp-admin/post.php:227

[mustafauysal]

@dusta, thanks for the report! Got it fixed in 3.6.2. (6c4ce4f)