Nextjs redirect to localhost instead of domain
I've deployed several Next.js applications on Railway, but I recently encountered this odd behavior with
Response.redirect. Strangely, it redirects to localhost instead of the configured domain. I'm wondering if this issue is related to the latest Next.js update or perhaps with the Railway Edge Proxy.
I created a clean new Next.js app for testing, and the problem persists. However, when I deployed it to other platform like Vercel, the issue disappeared.
Link to original issue with reproduction:
https://help.railway.app/questions/next-js-route-handler-is-returning-local-683ba64f#p-5Railway Help Station
Next.js route handler is returning localhost when deployed on Railway.
Hi team,I have been deploying several Next.js apps on Railway, and so far it works fine. However, I have encountered an unusual error in this particular project. In the route handler, the URL from the request object returns "localhost" instead of the configured domain.Here's how I tested:route.ts```export const dynamic = 'force-dynamic'export as...
Solution:Jump to solution
Vercel will strip localhost or replace it with your app's public domain.
Railway will not monkey patch your app, Railway will only ever run it as-is.
You will need to tell your code to either use the public domain or strip localhost yourself....
3 Replies
Project ID:
bf45f30b-226a-48ed-b949-ff535767440cbf45f30b-226a-48ed-b949-ff535767440c
Reproduction project: dc49af26-8011-4680-a83d-219a87075e8b
Solution
Vercel will strip localhost or replace it with your app's public domain.
Railway will not monkey patch your app, Railway will only ever run it as-is.
You will need to tell your code to either use the public domain or strip localhost yourself.
This would not have anything to do with the Railway platform.