Troubleshooting
Troubleshooting
Find your symptom and the steps to resolve it.
Start with the symptom that matches what you are seeing. Most problems show up in your application's logs, so keep them open while you work through these.
Build Failed
A deployment fails during the build.
Application Won't Start
The build succeeds but the app crashes or never becomes ready.
Port Not Detected
The app is running but returns no response.
Custom Domain Not Resolving
Your domain does not load or has a TLS error.
Can't Connect to a Database
Your app cannot reach its database.