みんな既知だと思うのですが、仕事用と個人用両方でXcode12で、
launchからプロジェクトを起動すると、異常終了します。。
個人的にはWindowタブバーを開いていると発生する確率が高くなるような気がします。
####Apple Forum
https://developer.apple.com/forums/thread/669767
####Xcodeの問題レポート
error
Process: Xcode [7830]
Path: /Applications/Xcode.app/Contents/MacOS/Xcode
Identifier: Xcode
Version: 12.4 (17801)
Build Info: IDEFrameworks-17801000000000000~7 (12D4e)
App Item ID: 497799835
App External ID: 839994694
Code Type: X86-64 (Native)
Parent Process: ??? [1]
Responsible: Xcode [7830]
User ID: 501
Date/Time: 2021-04-10 05:21:46.217 +0900
OS Version: Mac OS X 10.15.7 (19H2)
Report Version: 12
Bridge OS Version: 4.6 (17P6610)
Anonymous UUID: FD892C39-8E2D-2133-2B67-562223514F4F
Sleep/Wake UUID: A5FA3011-9375-406F-824F-1751C2E366E1
Time Awake Since Boot: 28000 seconds
Time Since Wake: 1800 seconds
System Integrity Protection: enabled
Crashed Thread: 0 Dispatch queue: com.apple.main-thread
Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note: EXC_CORPSE_NOTIFY
Application Specific Information:
ProductBuildVersion: 12D4e
ASSERTION FAILURE in /Library/Caches/com.apple.xbs/Sources/IDEFrameworks/IDEFrameworks-17801/IDEKit/Workspace/IDEWorkspaceDocument.m:3270
Details: (tabController) should not be nil.
Object: <IDEWorkspaceDocument: 0x7f82266957f0>
Method: -commitStateToDictionary:
Thread: <NSThread: 0x7f821ac1c080>{number = 1, name = main}
Open FDs: 39/7168
Hints:
Backtrace:
0 -[IDEAssertionHandler handleFailureInMethod:object:fileName:lineNumber:assertionSignature:messageFormat:arguments:] (in IDEKit)
1 _DVTAssertionHandler (in DVTFoundation)
2 _DVTAssertionFailureHandler (in DVTFoundation)
3 -[IDEWorkspaceDocument commitStateToDictionary:] (in IDEKit)
4 -[DVTStateToken _copyStatefulObjectState] (in DVTFoundation)
5 -[DVTStateToken pushStateToRepositoryAndReturnError:] (in DVTFoundation)
6 -[DVTStateRepository _updateStateIfNeeded] (in DVTFoundation)
7 -[DVTStateRepository collectStateFromRegisteredObjects] (in DVTFoundation)
8 -[IDEWorkspaceDocument writeStateData] (in IDEKit)
9 __28-[IDEWorkspaceDocument init]_block_invoke (in IDEKit)
10 -[DVTDelayedInvocation runBlock:] (in DVTFoundation)
11 __NSFireDelayedPerform (in Foundation)
12 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ (in CoreFoundation)
13 __CFRunLoopDoTimer (in CoreFoundation)
14 __CFRunLoopDoTimers (in CoreFoundation)
15 __CFRunLoopRun (in CoreFoundation)
16 CFRunLoopRunSpecific (in CoreFoundation)
17 RunCurrentEventLoopInMode (in HIToolbox)
18 ReceiveNextEventCommon (in HIToolbox)
19 _BlockUntilNextEventMatchingListInModeWithFilter (in HIToolbox)
20 _DPSNextEvent (in AppKit)
21 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] (in AppKit)
22 -[DVTApplication nextEventMatchingMask:untilDate:inMode:dequeue:] (in DVTKit)
23 -[NSApplication run] (in AppKit)
24 NSApplicationMain (in AppKit)
25 start (in libdyld.dylib)
abort() called
Application Specific Signatures:
((tabController)) != nil
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 libsystem_kernel.dylib 0x00007fff68dba33a __pthread_kill + 10
1 libsystem_pthread.dylib 0x00007fff68e76e60 pthread_kill + 430
2 libsystem_c.dylib 0x00007fff68d41808 abort + 120
3 com.apple.dt.IDEKit 0x000000010e3fe7d2 +[IDEAssertionHandler _handleAssertionWithLogString:assertionSignature:assertionReason:extraBacktrace:] + 1275
4 com.apple.dt.IDEKit 0x000000010e3fecd8 -[IDEAssertionHandler handleFailureInMethod:object:fileName:lineNumber:assertionSignature:messageFormat:arguments:] + 1068
5 com.apple.dt.DVTFoundation 0x000000010c84628b _DVTAssertionHandler + 476
6 com.apple.dt.DVTFoundation 0x000000010c84648e _DVTAssertionFailureHandler + 306
7 com.apple.dt.IDEKit 0x000000010e319cba -[IDEWorkspaceDocument commitStateToDictionary:] + 2146
8 com.apple.dt.DVTFoundation 0x000000010c6e48a1 -[DVTStateToken _copyStatefulObjectState] + 143
9 com.apple.dt.DVTFoundation 0x000000010c6e4aba -[DVTStateToken pushStateToRepositoryAndReturnError:] + 77
10 com.apple.dt.DVTFoundation 0x000000010c7802d7 -[DVTStateRepository _updateStateIfNeeded] + 352
11 com.apple.dt.DVTFoundation 0x000000010c7812a6 -[DVTStateRepository collectStateFromRegisteredObjects] + 79
12 com.apple.dt.IDEKit 0x000000010e31743a -[IDEWorkspaceDocument writeStateData] + 511
13 com.apple.dt.IDEKit 0x000000010e303729 __28-[IDEWorkspaceDocument init]_block_invoke + 180
14 com.apple.dt.DVTFoundation 0x000000010c608dfd -[DVTDelayedInvocation runBlock:] + 860
15 com.apple.Foundation 0x00007fff312906e2 __NSFireDelayedPerform + 415
16 com.apple.CoreFoundation 0x00007fff2ebd67f9 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ + 20
17 com.apple.CoreFoundation 0x00007fff2ebd635f __CFRunLoopDoTimer + 859
18 com.apple.CoreFoundation 0x00007fff2ebd5e47 __CFRunLoopDoTimers + 322
19 com.apple.CoreFoundation 0x00007fff2ebbabea __CFRunLoopRun + 1871
20 com.apple.CoreFoundation 0x00007fff2ebb9e3e CFRunLoopRunSpecific + 462
21 com.apple.HIToolbox 0x00007fff2d7e6abd RunCurrentEventLoopInMode + 292
22 com.apple.HIToolbox 0x00007fff2d7e67d5 ReceiveNextEventCommon + 584
23 com.apple.HIToolbox 0x00007fff2d7e6579 _BlockUntilNextEventMatchingListInModeWithFilter + 64
24 com.apple.AppKit 0x00007fff2be2c039 _DPSNextEvent + 883
25 com.apple.AppKit 0x00007fff2be2a880 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1352
26 com.apple.dt.DVTKit 0x000000010cf12d07 -[DVTApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 421
27 com.apple.AppKit 0x00007fff2be1c58e -[NSApplication run] + 658
28 com.apple.AppKit 0x00007fff2bdee396 NSApplicationMain + 777
29 libdyld.dylib 0x00007fff68c72cc9 start + 1
〜以下省略〜