HTTP/5xx (Server Error)
507 Insufficient Storage
The server is unable to store the representation needed to complete the request.
❓ Why does this happen?
Disk full on the server, WebDAV quota exceeded, or container ephemeral storage exhausted.
✅ How to fix it
Free disk space (docker system prune, log rotation) or increase the volume / quota size.
Return or handle 507 in your stack
// app/api/resource/route.ts
export function GET() {
return Response.json(
{ error: "Insufficient Storage", status: 507 },
{
status: 507
}
);
}Live 507 mock endpoint
Point your app, tests, or retry logic at this free public URL to reproduce a real 507 response (CORS enabled, optional ?delay=ms up to 5000).
https://castov.com/api/mock/507Frequently Asked Questions
What does HTTP Status 507 mean?
Why am I getting a 507 status code?
How do I fix a 507 Insufficient Storage error?
How can I test how my app handles a 507 response?
Other 5xx status codes
Browse the full HTTP status codes directory or troubleshoot terminal errors in the Error Fix Encyclopedia.