If you see "500 Internal Server Error," the problem is definitely on Meta’s end. Common Reasons for the "FB Down" Phenomenon
If you choose to use such a service, the standard procedure is as follows: fb down net
The gold standard for real-time outage maps and user reports. If you see "500 Internal Server Error," the
Meta provides a Business Status page primarily for advertisers, but it often reflects major API outages. fb down net
Search the hashtag #FacebookDown to see if other users are reporting similar issues.