405 Method Disallowed for POST on Vercel

[pawlean (Pauline P. Narvas)]

Hi, @jakkaps!

Re-posting a similar topic:

405 Method Not Allowed on POST API in Vercel Production (Works Fine Locally)

Hey everyone, I’m encountering an issue with my Next.js app where the POST API returns a “405 Method Not Allowed” error only in the Vercel production environment. Everything works perfectly fine locally, and I’m struggling to understand what’s causing this problem. Setup: Next.js Version: 14.2.4 Database: MySQL Authentication & ORM: NextAuth.js & Sequelize Deployment: Vercel Issue Details:** POST API Issue: Initially, both GET and POST methods were implemented in the same API for create-v…