Nginx – PHP-FPM – FastCGI sent in stderr: “Primary script unknown” while reading response header from upstream

Published on Author gryzliLeave a comment

Getting  “Primary script unknown” in a Nginx + PHP-FPM setup. I’ve seen this error on a multiple Nginx / PHP-FPM based servers. This error is mostly conducted by a bad configured SCRIPT_FILENAME  and in most cases adding default SCRIPT_FILENAME directive in the PHP handling section, will fix the things up. Here is some example PHP handling… Continue reading Nginx – PHP-FPM – FastCGI sent in stderr: “Primary script unknown” while reading response header from upstream