HTTP 413 Content Too Large vs 505 HTTP Version Not Supported
HTTP 413 (Content Too Large) is a 4xx Client Error response, while 505 (HTTP Version Not Supported) is a 5xx Server Error response. 413 indicates that the request payload exceeds the server's size limit. In contrast, 505 means that the server does not support the HTTP version used in the request.
Description
The request payload exceeds the server's size limit.
When You See It
When uploading files that exceed the server's maximum upload size.
How to Fix
Reduce the payload size. Check server limits (Nginx: client_max_body_size, Apache: LimitRequestBody).
Description
The server does not support the HTTP version used in the request.
When You See It
When a client uses an HTTP version the server doesn't support.
How to Fix
Use a supported HTTP version (typically HTTP/1.1 or HTTP/2).
Key Differences
413 is a 4xx Client Error response, while 505 is a 5xx Server Error response.
HTTP 413: The request payload exceeds the server's size limit.
HTTP 505: The server does not support the HTTP version used in the request.
You encounter 413 when when uploading files that exceed the server's maximum upload size.
You encounter 505 when when a client uses an HTTP version the server doesn't support.
When to Use Which
For 413 (Content Too Large): Reduce the payload size. Check server limits (Nginx: client_max_body_size, Apache: LimitRequestBody). For 505 (HTTP Version Not Supported): Use a supported HTTP version (typically HTTP/1.1 or HTTP/2).