Hardware⏱️ 2 min read📅 2026-05-31

How to Fix: SocketException: Connection failed (OS Error: Operation not permitted, errno = 1) with flutter app on macOS

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The SocketException: Connection failed (OS Error: Operation not permitted, errno = 1) error in your Flutter app on macOS occurs due to a combination of factors. The most common cause is related to the way you are handling the HTTP client.

💡 Why You Are Getting This Error

  • [Cause]

🚀 How to Resolve This Issue

Method 1: Run your app under the correct user account

  1. Step 1: Ensure that you are running your Flutter app with an administrator or root user account. You can do this by right-clicking on the Flutter project in Xcode and selecting 'Get Info', then changing the 'Run As' dropdown to 'Login Item' and specifying the correct user.

Method 2: Use a different HTTP client

  1. Step 1: Replace the http package with the dart:io library, which provides a more straightforward way to perform HTTP requests.

✨ Wrapping Up

By following these steps and adjusting your code accordingly, you should be able to resolve the SocketException: Connection failed (OS Error: Operation not permitted, errno = 1) error in your Flutter app on macOS.

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