2 errors: failed to fetch + cannot connect to backend server

[neno-is-ooo]

Console Error

Error: Failed to fetch

src/lib/api.ts (449:28) @ startAgent

  447 |     console.log(`[API] Starting agent for thread ${threadId} using ${API_URL}/thread/${threadId}/agent/start`);
  448 |     
> 449 |     const response = await fetch(`${API_URL}/thread/${threadId}/agent/start`, {
      |                            ^
  450 |       method: 'POST',
  451 |       headers: {
  452 |         'Content-Type': 'application/json',
Call Stack
2

startAgent
src/lib/api.ts (449:28)
async handleSubmit
src/app/(dashboard)/dashboard/page.tsx (91:9)

---

Console Error

Error: Cannot connect to backend server. Please check your internet connection and make sure the backend is running.

src/lib/api.ts (473:13) @ startAgent

471 |     // Provide clearer error message for network errors
 472 |     if (error instanceof TypeError && error.message.includes('Failed to fetch')) {
> 473 |       throw new Error(`Cannot connect to backend server. Please check your internet connection and make sure the backend is running.`);
     |             ^
 474 |     }
 475 |     
 476 |     throw error;
Call Stack
2

startAgent
src/lib/api.ts (473:13)
async handleSubmit
src/app/(dashboard)/dashboard/page.tsx (91:9)

[neno-is-ooo]

both ofc running just fine

[Deorbiting]

Same Issue here

[sahariarpku]

Same Issue here

[Deorbiting]

Fix

1 - Go to Open Supabase dashboard → Settings → API → Data API.

2 - In “Exposed schemas” add basejump

3 - Save it,

4 - run supabase db push

5 - restart backend

Seemed to fix it for me

[sahariarpku]

localhost/:1 Access to fetch at 'http://localhost:8000/api/thread/14b47de4-085b-408c-be62-f6ab1f4f66f0/agent/start' from origin 'http://localhost:3000' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource. If an opaque response serves your needs, set the request's mode to 'no-cors' to fetch the resource with CORS disabled.
:8000/api/thread/14b47de4-085b-408c-be62-f6ab1f4f66f0/agent/start:1

       Failed to load resource: net::ERR_FAILED

intercept-console-error.js:50 [API] Failed to start agent: TypeError: Failed to fetch
at startAgent (api.ts:427:28)
at async createAgentWithPrompt (hero-section.tsx:116:7)
error @ intercept-console-error.js:50
intercept-console-error.js:50 Error creating agent: Error: Cannot connect to backend server. Please check your internet connection and make sure the backend is running.
at startAgent (api.ts:452:13)
at async createAgentWithPrompt (hero-section.tsx:116:7)
error @ intercept-console-error.js:50

[phrxgoa]

You need to run the supabase thing inside the backend folder

#84 (comment)