HTTP 507 Insufficient Storage

What does HTTP 507 mean?

The server cannot store the representation needed to complete the request. From WebDAV; some hosts return it when the disk or account quota is full.

5xx Server error: The request looked valid, but the server failed to fulfil it. The fix is on the server side.

Common causes of a 507 error

• Disk full or storage quota exceeded.

How to fix 507 Insufficient Storage

• Free disk space or increase the quota.

507 and SEO

Signals a server problem; fix quickly.

Example response

HTTP/1.1 507 Insufficient Storage

How to return a 507 response

Node.js (Express)

res.status(507).json({ error: 'Insufficient Storage' });

PHP

http_response_code(507);

Python (Flask)

return {'error': 'Insufficient Storage'}, 507

Go (net/http)

w.WriteHeader(507)

nginx

return 507;

Related status codes

• 500 Internal Server Error — The server hit an unexpected condition and could not complete the request.
• 413 Content Too Large — The request body is larger than the server allows.

Check which status code a URL returns with the HTTP header checker.