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Solution: Next.js and the Example Application

Explore the common user challenges in a Next.js example application such as login errors, signup validations, and unauthorized access attempts. Learn how error messages guide users through issues like invalid credentials, duplicate accounts, missing fields, and password mismatches. Understand how access control redirects unauthenticated users to protect sensitive pages, improving your grasp of real-world application behavior and testing scenarios.

Challenge solution

What happens when we try logging in with an unrecognized account?

For the first challenge exercise, we see an “Invalid username and password combination” message below the login ...