Problem I am experiencing a deployment failure on Vercel even though the build completes successfully. Current Behavior The failure occurs during the “Deploying outputs” phase with the following message: Error: We encountered an internal error. Please try again. The build logs show: Next.js 16…

Glad it’s working! Latest update: Due to operational issues in the dxb1 region, traffic is currently re-routed to bom1. Additionally, dxb1 is currently unavailable as a Function Region for new deployments. [image] Dubai region (dxb1) is unavailable Vercel's Status Page - Dubai regio…

same here: Traced Next.js server files in: 107.893ms Created all serverless functions in: 2.095s Collected static files (public/, static/, .next/static): 72.326ms Build Completed in /vercel/output [5m] Deploying outputs… Warning: Provided `memory` setting in `vercel.json` is ignored on Active …

Same issue here: 12:18:33.169 Running build in Washington, D.C., USA (East) – iad1 … 12:20:44.680 Installing required dependencies from api/requirements.txt… 12:20:45.478 Build Completed in /vercel/output [2m] 12:20:45.848 Deploying outputs… 12:21:12.215 Error: We encountered an internal error…

No joy here, all build still failing for me.

I changed middleware to proxy and it worked

Same - Every build is failing for me.

**Same issue here – solved by removing middleware ** I was hitting the exact same error during production deployment on Vercel: *Build Completed in /vercel/output Deploying outputs… Error: We encountered an internal error. Please try again. * The build always succeeded, but deployment failed …

Vercel deployment failure with internal error during deploying outputs phase

Help

lucasmmonnerat (Lucas Monnerat) March 2, 2026, 12:25pm 129

P.S. Hope you guys aren’t using Middleware to deploy this fix hahahah

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Vercel deployment failure with internal error during deploying outputs phase

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