Why Your Next.js Page Works Locally but Returns a 500 on Vercel
Debug a Next.js 500 error on Vercel by checking deployment logs, environment variables, server-only imports, runtime settings, and build output.
Practical guides for cleaner URLs, smarter SEO, and a more thoughtful web. Find your next useful idea.
Explore the journal
31 articles
Debug a Next.js 500 error on Vercel by checking deployment logs, environment variables, server-only imports, runtime settings, and build output.
Troubleshoot Next.js production failures with checks for builds, environment variables, DNS, TLS, caching, and deployment logs.
Troubleshoot a Next.js app that works locally but fails after deployment. Check environment variables, builds, DNS, TLS, caching, and production logs.
Troubleshoot a Next.js site that works locally but fails after deployment. Check builds, environment variables, DNS, TLS, caching, and production logs.
Create sitemap.xml and robots.txt in Next.js, align them with canonical URLs and indexability, and verify both files after deployment.
Build a Next.js RSS feed with valid XML, stable post URLs, publication dates, caching, feed discovery, and practical validation steps.