Unity Build Error: Failed to sign and package the application

Original Created Dec 26, 2017 | Regeneration Apr 22, 2026

I'm encountering a build error while working with Unity 5.6.1:

UnityException: Build Failure! Failed to sign and package the application. Check the editor log for more details.

I've tried re-registering the certification and signing, but the same error persists. Could you help me resolve this issue?

Problem Understanding

The error occurs during the Tizen build process in Unity, specifically when trying to sign and package the application. This is typically related to incorrect signing profile settings or package configuration.

Solution Methods

  1. Publishing Settings Configuration:

    • In Unity Editor, go to File → Build Settings
    • Switch to Tizen platform
    • Ensure "Development build" is checked
    • Click Player Settings
    • Under Publishing Settings:
      • Enter the exact name of your signing profile (created in Tizen IDE)
      • If you didn't create a custom profile, use "default"
    • Verify your deployment target device ID is shown correctly (click Discover if needed)
    • Cross-check the Signing Profile Name between Tizen IDE and Unity Player Settings
  2. Other Settings Verification:

    • Ensure your Build Identifier matches your package name
    • If all settings are correct, click Build and Run

Additional Tips

  • Double-check the certificate registration in Tizen IDE
  • Verify the package name consistency across all settings
  • Review the Unity editor log for more detailed error information

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