Feb 27
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This video explains how to handle loading states, errors, and not found pages in the Next.js App Router to improve route-level user experience. You will learn how loading.tsx is used to show loading UI, how error.tsx works as an error boundary, and how not-found.tsx is used to create custom 404 pages. We also explain route-level UX patterns and discuss common interview questions related to error handling and loading states in Next.js. Topics covered in this video: --Using loading.tsx for loading UI --Using error.tsx as an error boundary --Creating custom 404 with not-found.tsx --Route-level UX patterns in App Router --Common interview questions on loading and error handling This video is useful for beginners, students, freshers, and developers who want to build better user experience and handle edge cases in Next.js apps. š¢ Subscribe & Turn On Notifications to follow this NextJS Course Day-by-Day! š¢ *Resources:* š *NextJS Documentation* - https://nextjs.org/learn/react-foundations š *GitHub Code Link* - https://github.com/mohitdjcet/nextJS-Tutorial š *Playlist Links:* - DSA Full Tutorial: https://www.youtube.com/playlist?list=PLsjpRo2EZP1LKQePmuWv8jppLddppmGkn - React 19 Full Course : https://youtu.be/cHIn7PUAxlg - NodeJS Full Course: https://youtu.be/pdk60AyhMNM - JavaScript Full Course: https://youtu.be/moRFcW7xayc -GitHub Copilot Full Course:https://youtu.be/hebwERejgI4 - HTML Crash Course : https://youtu.be/Zb_-6SttO3M - CSS Crash Course : https://youtu.be/b7PlBCjAJco š *Follow Me for Updates:* - TopMate:[Connect with Me](https://topmate.io/mohitdecodes) - WhatsApp:[Connect with Me](https://whatsapp.com/channel/0029Vb6CABUIHphQqGRYP71u) - Instagram: [Connect with Me](https://www.instagram.com/mohit_decodes/) - Facebook: [Connect with Me](https://www.facebook.com/mohitdecode/) - LinkedIn: [Connect with Me](https://www.linkedin.com/in/mohitdecodes/) - GitHub: [Explore My Projects](https://github.com/mohitdjcet/) nextjs loading.tsx tutorial, nextjs error.tsx error boundary, not-found.tsx 404 page nextjs, route level loading nextjs app router, nextjs error handling app router, nextjs loading ui, nextjs interview questions error handling, nextjs for beginners 2026, mohit decodes nextjs #nextjs #approuter #errorboundary #loadingui #404page #nextjs2026 #frontenddevelopment #webdevelopment #javascript #mohitdecodes --- Copyright Notice: Ā© Mohit Decodes. All rights reserved. Unauthorized reproduction or distribution of this content is prohibited. For permissions, contact via LinkedIn or email.