Software⏱️ 3 min read📅 2026-06-03

How to Fix: xcode 8 error denied by service delegate (SBMainWorkspace)

Xcode 8 error denied by service delegate (SBMainWorkspace) resolved by enabling Entitlements in Xcode Preferences.

Quick Answer: Enable 'Entitlements' in Xcode Preferences to resolve the issue.

📋 Table of Contents

  1. 💡 Why You Are Getting This Error
  2. 🚀 How to Resolve This Issue
  3. 💡 Conclusion

The 'xcode 8 error denied by service delegate (SBMainWorkspace)' issue is a known problem that affects users of Xcode 8 on Mac, causing an error when trying to run builds on simulators. This error occurs due to the lack of required entitlements for debugging applications.

This frustration-inducing error can be resolved with a straightforward solution. By following these steps, you should be able to resolve the issue and successfully build and run your app on the simulator.

💡 Why You Are Getting This Error

  • The primary reason for this error is that Xcode 8 requires the 'Entitlements' for debugging applications to launch applications. This entitlement is missing in some users' configurations, leading to the error.
  • Another possible cause of this issue could be related to the App Store's update process. Sometimes, the update may not install the required entitlements correctly, resulting in this error.

🚀 How to Resolve This Issue

Resolving Entitlement Issues

  1. Step 1: Step 1: Open Xcode and navigate to Window > Devices & Simulators. Select your target device or simulator.
  2. Step 2: Step 2: Click on the 'Target' dropdown menu at the top-left corner of the window and select 'Edit Scheme'.
  3. Step 3: Step 3: In the scheme editor, scroll down to the 'Signing' section and click on the '+' button next to 'Entitlements'.
  4. Step 4: Step 4: Search for 'com.apple.frontboard.debugapplications' in the entitlement list and check the box next to it.
  5. Step 5: Step 5: Click 'Apply' and then 'Done' to save the changes. Your app should now be able to run on the simulator without this error.

Alternative Fix (Using Xcode Preferences)

  1. Step 1: Step 1: Open Xcode preferences by navigating to Xcode > Preferences.
  2. Step 2: Step 2: In the preferences window, select the 'Development' tab.
  3. Step 3: Step 3: Click on the '+' button next to 'Entitlements' and search for 'com.apple.frontboard.debugapplications'.
  4. Step 4: Step 4: Check the box next to it and click 'Apply' and then 'OK' to save the changes. Your app should now be able to run on the simulator without this error.

💡 Conclusion

By following these steps, you should be able to resolve the 'xcode 8 error denied by service delegate (SBMainWorkspace)' issue and successfully build and run your app on the simulator. Remember to always check for updates and ensure that all required entitlements are installed correctly.

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