HTTP 204 No Content vs 522 Connection Timed Out
HTTP 204 (No Content) is a 2xx Success response, while 522 (Connection Timed Out) is a 5xx Server Error response. 204 indicates that the server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body. In contrast, 522 means that cloudflare-specific. TCP connection to the origin server timed out.
Description
The server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body.
Quand vous le voyez
After DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
Comment résoudre
No fix needed. The action was successful; there is simply no content to return.
Description
Cloudflare-specific. TCP connection to the origin server timed out.
Quand vous le voyez
When the origin server is overloaded or network issues prevent connection.
Comment résoudre
Check origin server health. Verify firewall rules. Check for network congestion.
Différences clés
204 is a 2xx Success response, while 522 is a 5xx Server Error response.
HTTP 204: The server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body.
HTTP 522: Cloudflare-specific. TCP connection to the origin server timed out.
You encounter 204 when after DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
You encounter 522 when when the origin server is overloaded or network issues prevent connection.
Quand utiliser lequel
For 204 (No Content): No fix needed. The action was successful; there is simply no content to return. For 522 (Connection Timed Out): Check origin server health. Verify firewall rules. Check for network congestion.