Next.js Debugging Guide

This guide provides a systematic approach to debugging Next.js applications, covering common error patterns, debugging tools, and resolution strategies for both development and production environments.

Common Error Patterns

1. Hydration Mismatches

Symptoms:

Warning: Text content did not match. Server: '...' Client: '...'
Warning: Expected server HTML to contain a matching <div> in <div>
Hydration failed because the initial UI does not match what was rendered on the server