Shortcuts / apps on macOS throws exception 'NSInvalidArgumentException' instantly

Description

When creating an ‘app’ on macOS 10.15.1 it immediately throws the following error:

2019-12-04 17:30:20.202 app_mode_loader[32295:1717699] -[NSAccessibilityRemoteUIElement accessibilityTitle]: unrecognized selector sent to instance 0x7fe76de4e7d0
2019-12-04 17:30:20.204 app_mode_loader[32295:1717699] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[NSAccessibilityRemoteUIElement accessibilityTitle]: unrecognized selector sent to instance 0x7fe76de4e7d0'

Steps to Reproduce

1. Go to fastmail.com (or another site like community.brave.com)
2. Select More Tools > Create Shortcut and create the shortcut with ‘Open as window’ selected
3. Launch the shortcut

Actual result:

Briefly shows website in separate window, crashes right after. Shows the error above. Full error when launching app_mode_loader separately:

objc[32404]: Class BaseView is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083a98) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472cf8). One of the two will be used. Which one is undefined.
objc[32404]: Class CommandDispatcher is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083ae8) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472d48). One of the two will be used. Which one is undefined.
objc[32404]: Class ConstrainedWindowAnimationBase is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083b38) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472d98). One of the two will be used. Which one is undefined.
objc[32404]: Class ConstrainedWindowAnimationShow is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083bb0) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472e10). One of the two will be used. Which one is undefined.
objc[32404]: Class ConstrainedWindowAnimationHide is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083c00) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472e60). One of the two will be used. Which one is undefined.
objc[32404]: Class ConstrainedWindowAnimationPulse is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083c50) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472eb0). One of the two will be used. Which one is undefined.
objc[32404]: Class ButtonUtils is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083ca0) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472f00). One of the two will be used. Which one is undefined.
objc[32404]: Class TextFieldUtils is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083cf0) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472f50). One of the two will be used. Which one is undefined.
objc[32404]: Class FindPasteboard is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083d18) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472f78). One of the two will be used. Which one is undefined.
objc[32404]: Class FlippedView is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083d90) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c472ff0). One of the two will be used. Which one is undefined.
objc[32404]: Class FocusTracker is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083db8) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c473018). One of the two will be used. Which one is undefined.
objc[32404]: Class MenuControllerCocoa is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083e08) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c473068). One of the two will be used. Which one is undefined.
objc[32404]: Class ResponsiveNSMenuItem is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083e30) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c473090). One of the two will be used. Which one is undefined.
objc[32404]: Class ToolTipBaseView is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083ea8) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c473108). One of the two will be used. Which one is undefined.
objc[32404]: Class CrTrackingAreaOwnerProxy is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083ef8) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c473158). One of the two will be used. Which one is undefined.
objc[32404]: Class CrTrackingArea is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083f48) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c4731a8). One of the two will be used. Which one is undefined.
objc[32404]: Class UnderlayOpenGLHostingWindow is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c083f98) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c4731f8). One of the two will be used. Which one is undefined.
objc[32404]: Class WeakPtrNSObject is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c084010) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c473270). One of the two will be used. Which one is undefined.
objc[32404]: Class CrPasteboardItemWrapper is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c084038) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c473298). One of the two will be used. Which one is undefined.
objc[32404]: Class NowPlayingInfoCenterDelegateCocoa is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c084088) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c4732e8). One of the two will be used. Which one is undefined.
objc[32404]: Class RemoteCommandCenterDelegateNS is implemented in both /Users/mdbraber/Applications/Brave Browser Apps.localized/Fastmail.app/Fastmail.app/Contents/MacOS/./app_mode_loader (0x10c0840d8) and /Applications/Brave Browser.app/Contents/Frameworks/Brave Browser Framework.framework/Versions/78.1.0.1/Brave Browser Framework (0x11c473338). One of the two will be used. Which one is undefined.
2019-12-04 17:37:53.041 app_mode_loader[32404:1724145] -[NSAccessibilityRemoteUIElement accessibilityTitle]: unrecognized selector sent to instance 0x7fedc9825aa0
2019-12-04 17:37:53.043 app_mode_loader[32404:1724145] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[NSAccessibilityRemoteUIElement accessibilityTitle]: unrecognized selector sent to instance 0x7fedc9825aa0'
*** First throw call stack:
(
	0   CoreFoundation                      0x00007fff2fdd2f53 __exceptionPreprocess + 250
	1   libobjc.A.dylib                     0x00007fff65e98835 objc_exception_throw + 48
	2   CoreFoundation                      0x00007fff2fe5d106 -[NSObject(NSObject) __retain_OA] + 0
	3   CoreFoundation                      0x00007fff2fd796cb ___forwarding___ + 1427
	4   CoreFoundation                      0x00007fff2fd790a8 _CF_forwarding_prep_0 + 120
	5   Brave Browser Framework             0x000000011842c9b1 ChromeMain + 78342513
	6   AppKit                              0x00007fff2cff58e2 -[NSAccessibilityAttributeAccessorInfo getAttributeValue:forObject:] + 58
	7   AppKit                              0x00007fff2d57ef02 ___NSAccessibilityEntryPointValueForAttribute_block_invoke.805.llvm.7288867694539378565 + 1674
	8   AppKit                              0x00007fff2d57ac29 NSAccessibilityPerformEntryPointObject.llvm.7288867694539378565 + 16
	9   AppKit                              0x00007fff2d57ad6a _NSAccessibilityEntryPointValueForAttribute.llvm.7288867694539378565 + 168
	10  AppKit                              0x00007fff2d36c59a -[NSObject(NSAccessibilityInternal) _accessibilityValueForAttribute:clientError:] + 351
	11  AppKit                              0x00007fff2d371736 CopyAppKitUIElementAttributeValueNoCatch + 98
	12  AppKit                              0x00007fff2d36e619 CopyAttributeValue + 142
	13  HIServices                          0x00007fff2dfb0b9d _AXXMIGCopyAttributeValue + 389
	14  HIServices                          0x00007fff2dfd252b _XCopyAttributeValue + 443
	15  HIServices                          0x00007fff2df90553 mshMIGPerform + 205
	16  CoreFoundation                      0x00007fff2fd39d9f __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 41
	17  CoreFoundation                      0x00007fff2fd39cef __CFRunLoopDoSource1 + 541
	18  CoreFoundation                      0x00007fff2fd21c9c __CFRunLoopRun + 2612
	19  CoreFoundation                      0x00007fff2fd20fe3 CFRunLoopRunSpecific + 499
	20  HIToolbox                           0x00007fff2e8a867d RunCurrentEventLoopInMode + 292
	21  HIToolbox                           0x00007fff2e8a83bd ReceiveNextEventCommon + 600
	22  HIToolbox                           0x00007fff2e8a8147 _BlockUntilNextEventMatchingListInModeWithFilter + 64
	23  AppKit                              0x00007fff2cf2d864 _DPSNextEvent + 990
	24  AppKit                              0x00007fff2cf2c5d4 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1352
	25  AppKit                              0x00007fff2cf26d76 -[NSApplication run] + 658
	26  Brave Browser Framework             0x000000011687e5bc ChromeMain + 49317244
	27  Brave Browser Framework             0x000000011687d0e8 ChromeMain + 49311912
	28  Brave Browser Framework             0x00000001168cf408 ChromeMain + 49648584
	29  Brave Browser Framework             0x00000001168a3137 ChromeMain + 49467639
	30  Brave Browser Framework             0x0000000113975cae ChromeAppModeStart_v6 + 2094
	31  app_mode_loader                     0x000000010bb9d8d1 main + 2449
	32  app_mode_loader                     0x000000010bb9cf5b main + 27
	33  libdyld.dylib                       0x00007fff671fb2e5 start + 1
)
libc++abi.dylib: terminating with uncaught exception of type NSException
[1204/173753.182120:WARNING:system_snapshot_mac.cc(42)] sysctlbyname kern.nx: No such file or directory (2)

Expected result:

Display a separate window with the specific website and not crash 😉

Reproduces how often:

Always reproducible

Brave version (brave://version info)

Brave	1.0.1 Chromium: 78.0.3904.108 (Official Build) (64-bit)
Revision	4b26898a39ee037623a72fcfb77279fce0e7d648-refs/branch-heads/3904@{#889}
OS	macOS Version 10.15.1 (Build 19B88)
JavaScript	V8 7.8.279.23
Flash	(Disabled)
User Agent	Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36
Command Line	/Applications/Brave Browser.app/Contents/MacOS/Brave Browser --enable-dom-distiller --disable-domain-reliability --no-pings --extension-content-verification=enforce_strict --extensions-install-verification=enforce --enable-oop-rasterization=Enabled --sync-url=https://no-thanks.invalid --enable-features=NewExtensionUpdaterService,PasswordImport,WebUIDarkMode,SimplifyHttpsIndicator --disable-features=SmsReceiver,AudioServiceOutOfProcess,NotificationTriggers,AutofillServerCommunication,LookalikeUrlNavigationSuggestionsUI,UnifiedConsent,SyncUSSBookmarks --flag-switches-begin --flag-switches-end
Executable Path	/Applications/Brave Browser.app/Contents/MacOS/Brave Browser
Profile Path	/Users/mdbraber/Library/Application Support/BraveSoftware/Brave-Browser/Default

Version/Channel Information:

• Can you reproduce this issue with the current release? Yes

• Can you reproduce this issue with the beta channel? Yes

• Can you reproduce this issue with the dev channel? Did not try

• Can you reproduce this issue with the nightly channel? Did not try

Other Additional Information:

• Does the issue resolve itself when disabling Brave Shields? No

• Does the issue resolve itself when disabling Brave Rewards? No

• Is the issue reproducible on the latest version of Chrome? No - tried latest version of Chromium (Version 77.0.3865.90 (Official Build) (64-bit)) and this works fine

Similar reports

This issue has already been reported in the community forums thrice by others:

• https://community.brave.com/t/brave-browser-beta-apps-app-mode-launcher-throws-nsinvalidargumentexception-instantly-on-latest-macos-catalina-beta/77034
• https://community.brave.com/t/drag-problem-with-website-shortcuts-as-app/83316
• https://community.brave.com/t/brave-browser-apps-fail-to-open/128797/2

[iefremov]

@rebron @bsclifton I’m working on this

[petemill]

I’m looking in to this, it’s been affecting me this whole time