Easier debugging in Workers with improved Wrangler error screen
Wrangler's error screen has received several improvements to enhance your debugging experience!
The error screen now features a refreshed design thanks to youch ↗, with support for both light and dark themes, improved source map resolution logic that handles missing source files more reliably, and better error cause display.
Before | After (Light) | After (Dark) |
---|---|---|
![]() | ![]() | ![]() |
Try it out now with npx wrangler@latest dev
in your Workers project.
Was this helpful?
- Resources
- API
- New to Cloudflare?
- Directory
- Sponsorships
- Open Source
- Support
- Help Center
- System Status
- Compliance
- GDPR
- Company
- cloudflare.com
- Our team
- Careers
- © 2025 Cloudflare, Inc.
- Privacy Policy
- Terms of Use
- Report Security Issues
- Trademark
-