tools / stack-trace
Stack Trace Explainer
Paste a stack trace to identify the error, root frame, app frames, dependency frames, and likely cause.
TypeError
Cannot read properties of undefined (reading 'id')
A value is undefined or null before property access or method call. Check guards, API response shape, and optional fields near the first app frame.
3
Frames
2
App frames
1
Dependencies
Root application frame
getUser
/app/src/users.ts:42
Frames
getUserapp
/app/src/users.ts:42
async GETapp
/app/src/api/users/route.ts:12
<anonymous>dependency
node_modules/next/dist/server.js:10