Why am I getting an HTTP code 405 (Method Not Allowed) error and how do I fix it? Alternatively, for a more

If you’re using Django or Flask, check your URL routes. A 405 often means the route exists but the method isn’t hooked up.

Django’s @require_http_methods decorator can enforce this. Forgot it once and spent hours debugging. 😅

Had this with a GraphQL API—turns out they only accepted POST for queries, but I was sending GET.

GraphiQL (the UI) hides this, but curl showed the truth. Always verify the actual HTTP method, not just the query!