Common Issues general

My AI App Crashes Randomly or Shows Error Pages

Your app works most of the time but randomly crashes, shows error pages (like 500 Internal Server Error), or becomes unresponsive. It's hard to reproduce because it doesn't happen every time.

Common Causes

  • Unhandled null/undefined values — the app crashes when data is missing
  • Memory leaks — the app uses more and more memory until it crashes
  • Database connection pool exhausted — too many connections open
  • Race conditions — multiple operations happening simultaneously cause conflicts
  • Server running out of resources on a small hosting plan

How to Fix It

  1. Check server logs around the time of the crash for the actual error
  2. Monitor memory usage — if it grows over time, there's a memory leak
  3. Check database connection counts — they should stay within your pool limit
  4. Add error boundaries and try-catch blocks to prevent the entire app from crashing
  5. If using a free tier hosting plan, check if you're hitting resource limits

Real developers can help you.

MFox MFox Full-stack professional senior engineer (15+years). Extensive experience in software development, qa, and IP networking. Rudra Bhikadiya Rudra Bhikadiya I build and fix web apps across Next.js, Node.js, and DBs. Comfortable jumping into messy code, broken APIs, and mysterious bugs. If your project works in theory but not in reality, I help close that gap. Daniel Vázquez Daniel Vázquez Software Engineer with over 10 years of experience on Startups, Government, big tech industry & consulting. Anthony Akpan Anthony Akpan Developer with 8 years of experience building softwares fro startups legrab legrab I'll fill this later Krishna Sai Kuncha Krishna Sai Kuncha Experienced Professional Full stack Developer with 8+ years of experience across react, python, js, ts, golang and react-native. Developed inhouse websearch tooling for AI before websearch was solved : ) Matthew Butler Matthew Butler Systems Development Engineer @ Amazon Web Services Jaime Orts-Caroff Jaime Orts-Caroff I'm a Senior Android developer, open to work in various fields hanson1014 hanson1014 Full-stack developer experienced in fixing and deploying AI-generated apps from Lovable, Bolt.new, Cursor, and Replit. I specialize in debugging Supabase integration issues (auth flows, RLS policies, database connections), fixing broken deployments, resolving routing/blank screen problems, and cleaning up messy React/Vite codebases. I also build production apps with the Claude API and have shipped a Mac desktop dev tool (Nexterm from scratch. Based in Hong Kong, fast turnaround. Yovel Cohen Yovel Cohen I got a lot of experience in building Long-horizon AI Agents in production, Backend apps that scale to millions of users and frontend knowledge as well.

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Frequently Asked Questions

The app works fine most of the time but randomly crashes. Why?

Intermittent crashes are usually caused by unhandled edge cases — missing data, exhausted connections, or memory leaks. A developer can add proper error handling and fix the root cause.

Can you make my app more stable overall?

Yes. A developer can add error handling, monitoring, and fix underlying issues that cause instability.

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