2025/05/08 17:14:26 [error] 1617#1617: *33892 FastCGI sent in stderr: "PHP message: PHP Warning:  Undefined variable $user_id in /var/www/html/public_html/wp-content/plugins/friends/feed-parsers/class-feed-parser-activitypub.php on line 418" while reading response header from upstream, client: xxx, server: plord.co.uk, request: "POST /friends/bridgy-fed-for-bluesky/ HTTP/1.1", upstream: "fastcgi://unix:/run/php/php8.2-fpm.sock:", host: "plord.co.uk", referrer: "https://plord.co.uk/friends/bridgy-fed-for-bluesky/"