MacOS 27.2 Beta Crash on launch 5.6.9

Bug Reports
1

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  • Device model (e.g. 2020 iPad Air 4th Gen):
  • Version of operating system (e.g. macOS 14.4.1):
  • Version of djay (e.g. 5.1.2):
  • Hardware/controllers used (e.g. Reloop Mixon 8 Pro):
  • Hardware firmware version (e.g. 1.0.1):
  • Please consider sharing a short video or screenshots to help clarify your issue

A) SUMMARY OF ISSUE:

B) DETAILED STEPS TO REPRODUCE:

C) EXPECTED RESULTS:

D) ACTUAL RESULTS:

  • Translated Report (Full Report Below)

    Process: djay Pro [59940]
    Path: /Applications/djay Pro.app/Contents/MacOS/djay Pro
    Identifier: com.algoriddim.djay-iphone-free
    Version: 5.6.9 (67040)
    Code Type: ARM-64 (Native)
    Role: Foreground
    Parent Process: launchd [1]
    Coalition: com.algoriddim.djay-iphone-free [2463]
    User ID: 501

    Date/Time: 2026-09-26 06:04:37.3734 -0500
    Launch Time: 2026-09-26 06:04:21.6811 -0500
    Hardware Model: Macmini9,1
    OS Version: macOS 27.2 (26B5086k)
    Release Type: User

    Crash Reporter Key: 8E51F07A-6538-F6C7-D110-5D7124E4CD21
    Incident Identifier: 34A95A8A-9191-4C56-9B12-0FB3435DA8C1

    Time Awake Since Boot: 8200 seconds

    System Integrity Protection: enabled

    Triggered by Thread: 35

    Exception Type: EXC_BAD_ACCESS (SIGSEGV)
    Exception Subtype: KERN_INVALID_ADDRESS at 0x0000000c00000004
    Exception Codes: 0x0000000000000001, 0x0000000c00000004

    Termination Reason: Namespace SIGNAL, Code 11, Segmentation fault: 11
    Terminating Process: exc handler [59940]

    VM Region Info: 0xc00000004 is in 0xc00000000-0xc02000000; bytes after start: 4 bytes before end: 33554427
    REGION TYPE START - END [ VSIZE] PRT/MAX SHRMOD REGION DETAIL
    commpage (reserved) 355a54000-c00000000 [ 34.7G] —/— SM=COW reserved VM address space (unallocated)
    —> GPU Carveout (reserved) c00000000-c02000000 [ 32.0M] —/— SM=COW reserved VM address space (unallocated)
    GPU Carveout (reserved) c02000000-fc0000000 [ 15.0G] —/— SM=COW reserved VM address space (unallocated)

    Thread 0:: Dispatch queue: com.apple.main-thread
    0 libsystem_kernel.dylib 0x193337c20 mach_msg2_trap + 8
    1 libsystem_kernel.dylib 0x19334a8e0 mach_msg2_internal + 76
    2 libsystem_kernel.dylib 0x193340a28 mach_msg_overwrite + 480
    3 libsystem_kernel.dylib 0x193337fac mach_msg + 24
    4 CoreFoundation 0x19343dac8 __CFRunLoopServiceMachPort + 160
    5 CoreFoundation 0x19343c310 __CFRunLoopRun + 1172
    6 CoreFoundation 0x193516ce0 _CFRunLoopRunSpecificWithOptions + 536
    7 HIToolbox 0x1a090a590 RunCurrentEventLoopInMode + 320
    8 HIToolbox 0x1a090d91c ReceiveNextEventCommon + 492
    9 HIToolbox 0x1a0a917dc _BlockUntilNextEventMatchingListInMode + 48
    10 AppKit 0x197d3ea50 _DPSBlockUntilNextEventMatchingListInMode + 292
    11 AppKit 0x1979fe53c _DPSNextEvent + 580
    12 AppKit 0x198278fb8 -[NSApplication(NSEventRouting) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 804
    13 AppKit 0x198278ac4 -[NSApplication(NSEventRouting) nextEventMatchingMask:untilDate:inMode:dequeue:] + 292
    14 AppKit 0x1979f1938 -[NSApplication run] + 396
    15 AppKit 0x1979c9c4c NSApplicationMain + 880
    16 dyld 0x192fa3ef0 start + 6688

    Thread 1:

    Thread 2:: Dispatch queue: com.apple.root.default-qos
    0 libsystem_kernel.dylib 0x19333a9dc __psynch_mutexwait + 8
    1 libsystem_pthread.dylib 0x193379f7c _pthread_mutex_firstfit_lock_wait + 84
    2 libsystem_pthread.dylib 0x1933779b8 _pthread_mutex_firstfit_lock_slow + 216
    3 libsystem_pthread.dylib 0x19337d25c _pthread_cond_wait + 1120
    4 CoreAudio 0x196c3d888 HALB_Guard::WaitFor(unsigned long long) + 256
    5 CoreAudio 0x1969c6208 HALB_IOThread::_WaitForState(unsigned int) + 252
    6 CoreAudio 0x1969c6598 HALB_IOThread::StartAndWaitForState(unsigned int) + 728
    7 CoreAudio 0x196845b1c HALC_ProxyIOContext::_StartIO(HALC_ProxyIOContext::StartIO_RetryMethod) + 172
    8 CoreAudio 0x196844960 HALC_ProxyIOContext::StartIOProc(int ()(unsigned int, AudioTimeStamp const, AudioBufferList const*, AudioTimeStamp const*, AudioBufferList*, AudioTimeStamp const*, void*)) + 228
    9 CoreAudio 0x196807d60 HAL_HardwarePlugIn_DeviceStart(AudioHardwarePlugInInterface**, unsigned int, int ()(unsigned int, AudioTimeStamp const, AudioBufferList const*, AudioTimeStamp const*, AudioBufferList*, AudioTimeStamp const*, void*)) + 708
    10 CoreAudio 0x1968cd1e4 AudioDeviceStart_mac_imp + 208
    11 CoreAudio 0x10d2d9bec 0x10d2d0000 + 39916
    12 CoreAudio 0x10d2dce10 0x10d2d0000 + 52752
    13 CoreAudio 0x10d3a588c 0x10d2d0000 + 874636
    14 AudioToolboxCore 0x19632b8bc AudioOutputUnitStart + 280
    15 djay Pro 0x1035ceb20 0x102968000 + 13003552
    16 libdispatch.dylib 0x1931bba34 _dispatch_call_block_and_release + 32
    17 libdispatch.dylib 0x1931d55a0 _dispatch_client_callout + 16
    18 libdispatch.dylib 0x1931f2620 _dispatch_queue_override_invoke.cold.3 + 32
    19 libdispatch.dylib 0x1931bfe4c _dispatch_queue_override_invoke + 848
    20 libdispatch.dylib 0x1931cdaac _dispatch_root_queue_drain + 360
    21 libdispatch.dylib 0x1931ce248 _dispatch_worker_thread2 + 184
    22 libsystem_pthread.dylib 0x193378f60 _pthread_wqthread + 232
    23 libsystem_pthread.dylib 0x193377ce0 start_wqthread + 8

    Thread 3:: Dispatch queue: com.apple.root.background-qos
    0 libsystem_malloc.dylib 0x19319b0d4 _xzm_free_outlined + 28
    1 Security 0x19707d208 Security::RefPointerSecurity::AtomicBufferedFile::~RefPointer() + 176
    2 Security 0x19707d4a4 Security::RefPointer<Security::DbVersion const>::release_internal() + 180
    3 Security 0x196e06ac0 Security::RefPointer<Security::DbVersion const>::setPointer(Security::DbVersion const*) + 56
    4 Security 0x196e09f0c Security::AppleDatabase::dbClose() + 96
    5 Security 0x196e09e68 Security::Database::_dbClose(Security::DbContext&) + 112
    6 Security 0x196e09dbc Security::DatabaseManager::dbClose(Security::DbContext&) + 56
    7 Security 0x196e09c88 Security::DatabaseSession::DbClose(long) + 316
    8 Security 0x196e56870

2

Thanks for the crash report @David_Ellsworth1. Please note that we do not support beta OS versions. I recommend that you switch to an official release of macOS in the meantime. Thanks!