Uninstall and Reinstall QtSDK on Mac system
- sudo QtSDK/SDKMaintenanceTool.app/Contents/MacOS/SDKMaintenanceTool
- The tool’s dialog window will show up. In the dialog window select “Remove all components”.
- click “Continue” button. Qt SDK will be uninstalled and QtSDK directory will be removed.
- run QtSDK installer if reinstallation is needed.
- in the installation dialog window, make sure to check the box “Remove the old Qt Creator’s setting”.
- continue to finish the installation.

