HTTP 307 Temporary Redirect vs 411 Length Required
HTTP 307 (Temporary Redirect) is a 3xx Redirection response, while 411 (Length Required) is a 4xx Client Error response. 307 indicates that the resource temporarily resides at a different URL. Unlike 302, this guarantees the HTTP method will NOT be changed. In contrast, 411 means that the server refuses to accept the request without a Content-Length header.
Description
The resource temporarily resides at a different URL. Unlike 302, this guarantees the HTTP method will NOT be changed.
When You See It
When you need a temporary redirect that preserves the request method (POST stays POST).
How to Fix
Follow the Location header using the same HTTP method.
Description
The server refuses to accept the request without a Content-Length header.
When You See It
When sending a request body without specifying Content-Length.
How to Fix
Include a Content-Length header in your request.
Key Differences
307 is a 3xx Redirection response, while 411 is a 4xx Client Error response.
HTTP 307: The resource temporarily resides at a different URL. Unlike 302, this guarantees the HTTP method will NOT be changed.
HTTP 411: The server refuses to accept the request without a Content-Length header.
You encounter 307 when when you need a temporary redirect that preserves the request method (POST stays POST).
You encounter 411 when when sending a request body without specifying Content-Length.
When to Use Which
For 307 (Temporary Redirect): Follow the Location header using the same HTTP method. For 411 (Length Required): Include a Content-Length header in your request.