Thank you for your reply.
When the plugin is active and I go to Media in the WP CMS, I get this error:
[Tue Nov 01 17:38:27.431930 2022] [php:error] [pid 879966] [client 38.88.202.62:63619] PHP Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, non-static method Media_Categories::enqueue_media_categories_scripts() cannot be called statically in /var/www/html/rellpower/wp/wp-includes/class-wp-hook.php:307\nStack trace:\n#0 /var/www/html/rellpower/wp/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters()\n#1 /var/www/html/rellpower/wp/wp-includes/plugin.php(476): WP_Hook->do_action()\n#2 /var/www/html/rellpower/wp/wp-includes/media.php(4642): do_action()\n#3 /var/www/html/rellpower/wp/wp-admin/upload.php(25): wp_enqueue_media()\n#4 {main}\n thrown in /var/www/html/rellpower/wp/wp-includes/class-wp-hook.php on line 307, referer: https://rellpower.moveodev.com/wp/wp-admin/
Hope that helps.
