What causes Flutter Apple Sign In Error 1000?

It's a missing "Sign In with Apple" capability in Xcode's Signing & Capabilities—often reset by pod installs or Flutter updates. Not your code or server.

How do I fix Apple Sign In not working in Flutter iOS?

Xcode > Runner > Signing & Capabilities > + > Add Sign In with Apple. Clean, pod install, rebuild.

Does Flutter Apple Sign In Error 1000 block App Store approval?

Yes—Apple mandates Sign In support with deletion. Fail auth post-deletion, and reviewers bounce you.

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Flutter Apple Sign In Error 1000: The Xcode Glitch That Silently Kills Your iOS Auth

You're a solo dev racing to ship your Flutter iOS app. Apple Sign In works fine—until account deletion breaks everything with error 1000. Turns out, it's a sneaky Xcode reset, not your code.

theAIcatchup Apr 10, 2026 4 min read

Xcode Signing & Capabilities tab with Sign In with Apple capability enabled for Flutter iOS project

⚡ Key Takeaways

Flutter Apple Sign In Error 1000 stems from a reset Xcode capability, not auth logic. 𝕏
AI debugging misses platform specifics; Google forums hold the real fixes. 𝕏
Automate capability setup to dodge repeats in CI/CD pipelines. 𝕏

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theAIcatchup

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#Apple Sign In #Flutter #Xcode capabilities #iOS Development #iOS authentication

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Originally reported by dev.to

⚡ Key Takeaways

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