Lovable
api
Webhook Not Receiving Events from Supabase
Webhook endpoint configured in Supabase but never receives events. Database changes occur but webhook isn't triggered. Endpoint appears to work when tested but events don't arrive.
Webhooks require proper table configuration, filter setup, and endpoint accessibility. Events must be published and delivered correctly.
Error Messages You Might See
Webhook request failed
Endpoint returned 500
Connection refused
Request timeout
Common Causes
- Webhook target table doesn't have events enabled
- Webhook endpoint returns non-200 status code
- Webhook URL is incorrect or endpoint unreachable
- Webhook filter conditions don't match events
- Events parameter not selected in Supabase dashboard
How to Fix It
In Supabase dashboard > Database > Webhooks, verify:
1. Target table is selected
2. 'Insert', 'Update', 'Delete' events checked as needed
3. Webhook endpoint URL is correct and publicly accessible
4. Endpoint returns 200 OK status
5. No authentication required on webhook URL (or auth properly configured)
View webhook logs in Supabase dashboard to see delivery status.
Real developers can help you.
hanson1014
Full-stack developer experienced in fixing and deploying AI-generated apps from Lovable, Bolt.new, Cursor, and Replit. I specialize in debugging Supabase integration issues (auth flows, RLS policies, database connections), fixing broken deployments, resolving routing/blank screen problems, and cleaning up messy React/Vite codebases. I also build production apps with the Claude API and have shipped a Mac desktop dev tool (Nexterm from scratch. Based in Hong Kong, fast turnaround.
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Antriksh Narang
5 years+ Experienced Dev (Specially in Web Development), can help in python, javascript, react, next.js and full stack web dev technologies.
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Full-Stack Software Engineer with 8+ years building high-performance applications for enterprise clients. Shipped production systems at Walmart (4,000+ stores), Cigna (20M+ users), and Arkansas Blue Cross. 5 patents in retail/supply chain tech. Currently focused on AI integrations, automation tools, and TypeScript-first architectures.
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’m a Senior Full-Stack Developer and Tech Lead with experience designing and building scalable web platforms. I work across the full development lifecycle, from translating business requirements into technical architecture to delivering reliable production systems.
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I’ve watched the tech landscape evolve over the last decade—from the structured days of Java Server Pages to the current "wild west" of Agentic-driven development. While AI can "vibe" a frontend into existence, I specialize in the architecture that keeps it from collapsing.
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Get HelpFrequently Asked Questions
How do I test webhook?
Use Supabase dashboard webhook test button or manually trigger database change. Check endpoint logs for delivery.
Can I filter webhook events?
Yes, set filter conditions like column=value. Only events matching filter trigger webhook.