404 Not Found

http

HTTP/1.1 404 Not Found

Explanation

Use 404 when the targeted resource cannot be found or should not be disclosed.

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Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Same sheet · prioritizing Client and server errors

Malformed request syntax or invalid shape.

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Missing or invalid authentication credentials.

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Authenticated but not allowed to perform the action.

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Request conflicts with current resource state.

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Optimistic concurrency guard failed.

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Well-formed request but semantic validation failed.

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