HTTP 102 Processing vs 522 Connection Timed Out
HTTP 102 (Processing) is a 1xx Informational response, while 522 (Connection Timed Out) is a 5xx Server Error response. 102 indicates that the server has received and is processing the request, but no response is available yet. Prevents the client from timing out. In contrast, 522 means that cloudflare-specific. TCP connection to the origin server timed out.
Description
The server has received and is processing the request, but no response is available yet. Prevents the client from timing out.
When You See It
During long-running WebDAV operations.
How to Fix
Wait for the final response. This is an interim status to prevent timeouts.
Description
Cloudflare-specific. TCP connection to the origin server timed out.
When You See It
When the origin server is overloaded or network issues prevent connection.
How to Fix
Check origin server health. Verify firewall rules. Check for network congestion.
Key Differences
102 is a 1xx Informational response, while 522 is a 5xx Server Error response.
HTTP 102: The server has received and is processing the request, but no response is available yet. Prevents the client from timing out.
HTTP 522: Cloudflare-specific. TCP connection to the origin server timed out.
You encounter 102 when during long-running WebDAV operations.
You encounter 522 when when the origin server is overloaded or network issues prevent connection.
When to Use Which
For 102 (Processing): Wait for the final response. This is an interim status to prevent timeouts. For 522 (Connection Timed Out): Check origin server health. Verify firewall rules. Check for network congestion.