No representation of the resource matches the Accept headers sent by the client.
Quick facts
When does it occur
No representation of the resource matches the Accept headers sent by the client.
It belongs to the 4xx Client Error class of responses, defined in RFC7231#6.5.6.
Browse all codes in this class: 4xx Client Error
How to fix it
Adjust the Accept header to a supported content type, or make the server honor it.
Common causes
How to fix it
Double-check the URL, return to the homepage and search again, or retry later.
Adjust the Accept header to a supported content type, or make the server honor it.
Review access logs and permission rules for the affected path, and confirm routing and security policies.
Frequently asked questions
406 belongs to the 4xx Client Error class and is generally not cached for long; behavior is controlled by Cache-Control.
4xx Client Error: No representation of the resource matches the Accept headers sent by the client.
Sources & standards
Updated 2026-08-18
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