The HyperText Transfer Protocol (HTTP) 400 is considered a user error. It is perceived by the server as a generic client error.
400 Error is generated when the server determines the error doesn’t fall in any of the other status code categories. It is based on the request generated by the user.
In this scenario, the server is working properly, and also the source code is working properly. the issue is related to the request that the user has generated.
there are few reasons that might cause this error, which are
- URL String Syntax Error
- Corrupted Browser Cache & Cookies
- DNS Lookup Cache
- File Size Too Large
- Generic Server Error