stack info:
Code Block objc Thread 1 Queue : com.apple.main-thread (serial) #0 0x00007fff2cca2d75 in swift_isUniquelyReferenced_nonNull_native () #1 0x00007fff4263ec1c in specialized Array._makeUniqueAndReserveCapacityIfNotUnique() () #2 0x00007fff42abe6ad in PlatformDocumentController.createDocumentClassIfNeeded(_:) () #3 0x00007fff42abdf97 in PlatformDocumentController.init(formulas:) () #4 0x00007fff4290d0ce in AppDelegate.applicationWillFinishLaunching(_:) () #5 0x00007fff4290d880 in @objc AppDelegate.applicationWillFinishLaunching(_:) () #6 0x00007fff20638fec in __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ () #7 0x00007fff206d489b in ___CFXRegistrationPost_block_invoke () #8 0x00007fff206d480f in _CFXRegistrationPost () #9 0x00007fff20609bde in _CFXNotificationPost () #10 0x00007fff21378abe in -[NSNotificationCenter postNotificationName:object:userInfo:] () #11 0x00007fff22e52931 in -[NSApplication finishLaunching] () #12 0x00007fff22e5253a in -[NSApplication run] () #13 0x00007fff22e2696f in NSApplicationMain () #14 0x00007fff4261a9f4 in specialized runApp(_:) () #15 0x00007fff42eb1792 in runApp<A>(_:) () #16 0x00007fff42a3009d in static App.main() ()
crash info:
Code Block objc SwiftUI`merged generic specialization <SwiftUI.HostPreferencesCombiner.Child> of Swift.Array._makeUniqueAndReserveCapacityIfNotUnique() -> (): 0x7fff4263ec00 <+0>: pushq %rbp 0x7fff4263ec01 <+1>: movq %rsp, %rbp 0x7fff4263ec04 <+4>: pushq %r15 0x7fff4263ec06 <+6>: pushq %r14 0x7fff4263ec08 <+8>: pushq %rbx 0x7fff4263ec09 <+9>: pushq %rax 0x7fff4263ec0a <+10>: movq %rdx, %r14 0x7fff4263ec0d <+13>: movq %rsi, %r15 0x7fff4263ec10 <+16>: movq %rdi, %rbx 0x7fff4263ec13 <+19>: movq (%r13), %rdi 0x7fff4263ec17 <+23>: callq 0x7fff430225a8 ; symbol stub for: swift_isUniquelyReferenced_nonNull_native -> 0x7fff4263ec1c <+28>: testb %al, %al 0x7fff4263ec1e <+30>: je 0x7fff4263ec2b ; <+43> 0x7fff4263ec20 <+32>: addq $0x8, %rsp 0x7fff4263ec24 <+36>: popq %rbx 0x7fff4263ec25 <+37>: popq %r14 0x7fff4263ec27 <+39>: popq %r15 0x7fff4263ec29 <+41>: popq %rbp 0x7fff4263ec2a <+42>: retq 0x7fff4263ec2b <+43>: movq (%r13), %rax 0x7fff4263ec2f <+47>: movq 0x10(%rax), %rsi 0x7fff4263ec33 <+51>: incq %rsi 0x7fff4263ec36 <+54>: pushq $0x1 0x7fff4263ec38 <+56>: popq %rdx 0x7fff4263ec39 <+57>: xorl %edi, %edi 0x7fff4263ec3b <+59>: movq %rbx, %rcx 0x7fff4263ec3e <+62>: movq %r15, %r8 0x7fff4263ec41 <+65>: callq *%r14 0x7fff4263ec44 <+68>: jmp 0x7fff4263ec20 ; <+32> 0x7fff4263ec46 <+70>: nopw %cs:(%rax,%rax)
swiftui code
Code Block swift DocumentGroup(newDocument: { return MyFileDocument(self.home.create()) }()) { file in if let m = home.open(file) { MainView(vModel: m ).background( HostingWindowFinder { (window) in guard let window = window else { return } window.delegate = home print(window) } ) } else { Text("ERROR") } }.commands { SaveCommands() SidebarCommands() }