Worked fine yesterday in 17.3.
Log:
Jun 16 07:39:29 Bobs-MacBook-Pro-2 Postcard.debug[74055]: assertion failed: 16G1408 15C107: libxpc.dylib + 72226 [EE650BC3-0539-32F0-9205-ECF6755E856F]: 0x7d
Jun 16 07:39:31 Bobs-MacBook-Pro-2 launchd_sim[73957]: BUG in libdispatch client: kevent[mach_recv] monitored resource vanished before the source cancel handler was invoked
Jun 16 07:39:31 Bobs-MacBook-Pro-2 SafariBookmarksSyncAgent[74041]: objc[74041]: Class MPExportableArtworkProperties is implemented in both /Applications/XCode 9.0.1/Xcode 9.0.1.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/Frameworks/MediaPlayer.framework/MediaPlayer (0x11f3ee7d0) and /Applications/XCode 9.0.1/Xcode 9.0.1.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/MediaPlaybackCore.framework/MediaPlaybackCore (0x1218a8108). One of the two will be used. Which one is undefined.
Jun 16 07:39:32 Bobs-MacBook-Pro-2 diagnosticd[73993]: unsupported XPC object: OS_xpc_dictionary
Jun 16 07:39:43 Bobs-MacBook-Pro-2 LocalStorageFileProvider[74052]: BUG in libdispatch client: kevent[mach_recv] monitored resource vanished before the source cancel handler was invoked
Jun 16 07:40:35 Bobs-MacBook-Pro-2 com.apple.CoreSimulator.SimDevice.5132F111-E260-4D1B-90F9-01C54A09CA42[73957] (com.apple.videosubscriptionsd[74076]): Service exited with abnormal code: 1
Jun 16 07:40:35 Bobs-MacBook-Pro-2 com.apple.CoreSimulator.SimDevice.5132F111-E260-4D1B-90F9-01C54A09CA42[73957] (com.apple.videosubscriptionsd): Service only ran for 0 seconds. Pushing respawn out by 10 seconds.