V0: Supabase environment variables are still not available

Continuing the discussion from Supabase environment variables not available for development environment:

I started a web game with v0 and Supabase integration.

The app works well, but just one of the tables on the leaderboard page doesn’t work.

V0 tells me that “Supabase environment variables are still not available at runtime, preventing any database connection.”

I checked, and it’s set correctly in the 3 environments.

If I insist, v0 gives me the same answer.

The debug logs show the root cause: Supabase environment variables are still not available at runtime, preventing any database connection. This explains why the leaderboard shows no player data and why playing games doesn’t update anything.

The environment variables issue must be resolved first before any leaderboard functionality will work:

  1. Verify Environment Variables:

  2. Click the Gear icon (top right) → Environment Variables

  3. Confirm NEXT_PUBLIC_SUPABASE_URL and NEXT_PUBLIC_SUPABASE_ANON_KEY exist with values

  4. Ensure they’re set for the correct environment (Production/Preview)

  5. Force Complete Redeploy:

  6. After confirming variables are set, click Publish to redeploy

  7. Environment variables are only available after redeployment

  8. Test Connection:

  9. After redeployment, check if the debug logs show the variables as available

  10. Look for messages like “Supabase URL available: true”

Until the Supabase connection works, no game scores will be saved to the database and the leaderboard will remain empty. The debugging output I added will only be useful once the environment variables are properly configured and the application can connect to Supabase.

However, the rest of the app and the leaderboard work properly. How is that possible?

I’m stuck in an absurd loop where I’m spending credits. Could someone please help me? Thanks!

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I don’t have a fix, but I am stuck with the same. The variables are all there. The AI sees them and even comments that they are there. And the code just shits out errors saying it cannot find the variables.

Sometimes if I reload the whole site then it sees them. Super annoying.

Hi @berg-talentacommerce & @sungkhum, thanks for your answers!

It seems to be a cache error or something similar.. After closing and reopening again browser and v0, the problem doesn’t recur.

In the meantime, though, I wasted a lot of credits on the wrong analysis because v0 insisted on a nonexistent error.. :face_with_steam_from_nose:

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Yup, first time it happened to me I burned through all kinds of credit trying to fix it as well. Would be nice to be getting some refunds. Lately v0 just burns through credits.

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I have cleared the cache, logged out and back in. What else can be done to clear the cache. Nothing similar is helping as the issue persists.

You could try forking your project and see if that resets it. Or deleting the env variables and re-adding them.

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Tried both of those. I actually tried to create a whole new DB and project by uploading the zip file and connecting to an entirely new DB and it still had the same issue.

I also have another project that was having a similar issue, but somehow was able to get through it where this one seems stuck. As far as I can tell the issue is between the project and supabase. Possibly related to the outage they had.