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Jul 20, 2018 · A 400 Bad Request Error occurs when a server cannot understand a request that's been made of it. Learn the possible causes and solutions for this common web error, such as refreshing the page, checking the address, clearing cache and cookies, flushing DNS, and more.
- Yuvraj Wadhwani
Apr 10, 2023 · The HyperText Transfer Protocol (HTTP) 400 Bad Request response status code indicates that the server cannot or will not process the request due to something that is perceived to be a client error (for example, malformed request syntax, invalid request message framing, or deceptive request routing).
- * 400 bad request: All errors with the status code 4xx indicate an invalid request from a client to a server.
- * 401 unauthorized: This request to the server requires the client to authorize. This is usually done by logging in. If a user still wants to access the password-protected resource, the status code 401 (unauthorized) appears with a note on what to do.
- * 402 payment required: This status code is for future use. It will indicate that you have to pay a fee in order to view the content, and that it will only be visible after payment.
- * 403 forbidden: Access is denied even with valid login data. This can happen for example when a site is requested with HTTP, but is configured with HTTPS.
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Oct 30, 2013 · Using 400 status codes for any other purpose than indicating that the request is malformed is just plain wrong. If the request payload contains a byte-sequence that could not be parsed as application/json (if the server expects that dataformat), the appropriate status code is 415:
4 days ago · HTTP response status codes indicate whether a specific HTTP request has been successfully completed. Responses are grouped in five classes: Informational responses ( 100 – 199) Successful responses ( 200 – 299) Redirection messages ( 300 – 399) Client error responses ( 400 – 499) Server error responses ( 500 – 599)
Jul 16, 2019 · A 400 Bad Request error is a generic client error that occurs when the server determines that the error doesn’t fall in any of the other status code categories. Learn what causes this error, how to identify it, and how to fix it with six simple methods.
Aug 22, 2023 · What is an HTTP 400 Error? When you're browsing the web, you sometimes see errors, right? One of those messages might be the HTTP 400 error. Simply put, it means “ Bad Request .” Imagine trying to talk to someone in a language they don't understand; they'll be confused.
