Xcode bluetooth explorer won't open
Hi i have xcode 9.2 , i downloaded additional tools for xcode 9 in order to run bluetooth explorer .
but when running it , the icon appears in Dock but no window opens .
i ran it using terminal to see the error , i got :
2017-12-16 12:55:51.526 Bluetooth Explorer[3440:539388] Failed to connect (mActiveWindow) outlet from (ActiveConnectionWindow) to (NSWindow): missing setter or instance variable
2017-12-16 12:55:51.527 Bluetooth Explorer[3440:539388] Failed to connect (mDeviceCacheWindow) outlet from (DeviceCacheWindowController) to (NSPanel): missing setter or instance variable
2017-12-16 12:55:51.527 Bluetooth Explorer[3440:539388] Failed to connect (showDeviceScannerWindow) outlet from (AppDelegate) to (NSMenuItem): missing setter or instance variable
any idea ? Thanks .
MacOS High Sierra 10.13.12
MacBook Pro TouchBar and Touch ID, macOS High Sierra (10.13.2)