(lldb) thread backtrace all * thread #1: tid = 0x116b6, 0x0000000100ec2a3d QtCore`QCoreApplication::notifyInternal(QObject*, QEvent*) + 93, queue = 'com.apple.main-thread', stop reason = EXC_BAD_ACCESS (code=1, address=0x4145) * frame #0: 0x0000000100ec2a3d QtCore`QCoreApplication::notifyInternal(QObject*, QEvent*) + 93 frame #1: 0x0000000100f19256 QtCore`QTimerInfoList::activateTimers() + 1302 frame #2: 0x0000000103364445 libqcocoa.dylib`___lldb_unnamed_function440$$libqcocoa.dylib + 21 frame #3: 0x00007fff89b5a5b1 CoreFoundation`__CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17 frame #4: 0x00007fff89b4bc62 CoreFoundation`__CFRunLoopDoSources0 + 242 frame #5: 0x00007fff89b4b3ef CoreFoundation`__CFRunLoopRun + 831 frame #6: 0x00007fff89b4ae75 CoreFoundation`CFRunLoopRunSpecific + 309 frame #7: 0x00007fff89333a0d HIToolbox`RunCurrentEventLoopInMode + 226 frame #8: 0x00007fff893337b7 HIToolbox`ReceiveNextEventCommon + 479 frame #9: 0x00007fff893335bc HIToolbox`_BlockUntilNextEventMatchingListInModeWithFilter + 65 frame #10: 0x00007fff90be224e AppKit`_DPSNextEvent + 1434 frame #11: 0x00007fff90be189b AppKit`-[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 122 frame #12: 0x00007fff90dfe066 AppKit`-[NSTableView _dragShouldBeginFromMouseDown:] + 356 frame #13: 0x00007fff90dfd9a1 AppKit`-[NSTableView _performDragFromMouseDown:] + 224 frame #14: 0x00007fff90dfc0c7 AppKit`-[NSTableView mouseDown:] + 703 frame #15: 0x00007fff910e911a AppKit`-[NSFontPanelTableView mouseDown:] + 190 frame #16: 0x00007fff90de6a58 AppKit`-[NSWindow sendEvent:] + 11296 frame #17: 0x00007fff90d855d4 AppKit`-[NSApplication sendEvent:] + 2021 frame #18: 0x0000000103368b0e libqcocoa.dylib`___lldb_unnamed_function526$$libqcocoa.dylib + 78 frame #19: 0x00007fff90f40ea5 AppKit`-[NSApplication _realDoModalLoop:peek:] + 761 frame #20: 0x00007fff90f3f54e AppKit`-[NSApplication runModalForWindow:] + 117 frame #21: 0x0000000103381a62 libqcocoa.dylib`___lldb_unnamed_function888$$libqcocoa.dylib + 66 frame #22: 0x0000000103381eee libqcocoa.dylib`___lldb_unnamed_function900$$libqcocoa.dylib + 30 frame #23: 0x00000001003deb45 QtWidgets`QDialog::exec() + 261 frame #24: 0x00000001003faebd QtWidgets`___lldb_unnamed_function3199$$QtWidgets + 221 frame #25: 0x00000001003fadce QtWidgets`QFontDialog::getFont(bool*, QFont const&, QWidget*, QString const&, QFlags) + 14 frame #26: 0x000000010c8fb8d6 QtDesignerComponents`___lldb_unnamed_function1054$$QtDesignerComponents + 102 frame #27: 0x000000010c8fd93a QtDesignerComponents`___lldb_unnamed_function1135$$QtDesignerComponents + 106 frame #28: 0x0000000100ef6c6f QtCore`QMetaObject::activate(QObject*, int, int, void**) + 1871 frame #29: 0x0000000100557200 QtWidgets`QAbstractButton::clicked(bool) + 64 frame #30: 0x00000001002e5baf QtWidgets`___lldb_unnamed_function1155$$QtWidgets + 63 frame #31: 0x00000001002e5a17 QtWidgets`___lldb_unnamed_function1153$$QtWidgets + 263 frame #32: 0x00000001002e6a30 QtWidgets`QAbstractButton::mouseReleaseEvent(QMouseEvent*) + 272 frame #33: 0x00000001003a73ff QtWidgets`QToolButton::mouseReleaseEvent(QMouseEvent*) + 15 frame #34: 0x000000010024c4ee QtWidgets`QWidget::event(QEvent*) + 1486 frame #35: 0x00000001002e6793 QtWidgets`QAbstractButton::event(QEvent*) + 179 frame #36: 0x00000001003a7965 QtWidgets`QToolButton::event(QEvent*) + 325 frame #37: 0x00000001002142dc QtWidgets`QApplicationPrivate::notify_helper(QObject*, QEvent*) + 300 frame #38: 0x0000000100217727 QtWidgets`QApplication::notify(QObject*, QEvent*) + 8631 frame #39: 0x0000000100ec2a52 QtCore`QCoreApplication::notifyInternal(QObject*, QEvent*) + 114 frame #40: 0x0000000100214bc8 QtWidgets`QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer&, bool) + 952 frame #41: 0x000000010026a7fc QtWidgets`___lldb_unnamed_function644$$QtWidgets + 1228 frame #42: 0x0000000100269adf QtWidgets`___lldb_unnamed_function639$$QtWidgets + 111 frame #43: 0x00000001002142dc QtWidgets`QApplicationPrivate::notify_helper(QObject*, QEvent*) + 300 frame #44: 0x0000000100216d9b QtWidgets`QApplication::notify(QObject*, QEvent*) + 6187 frame #45: 0x0000000100ec2a52 QtCore`QCoreApplication::notifyInternal(QObject*, QEvent*) + 114 frame #46: 0x00000001007dd90c QtGui`QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) + 2140 frame #47: 0x00000001007dc875 QtGui`QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) + 117 frame #48: 0x00000001007cb7ab QtGui`QWindowSystemInterface::sendWindowSystemEvents(QFlags) + 315 frame #49: 0x0000000103365add libqcocoa.dylib`___lldb_unnamed_function456$$libqcocoa.dylib + 285 frame #50: 0x0000000103366478 libqcocoa.dylib`___lldb_unnamed_function469$$libqcocoa.dylib + 40 frame #51: 0x00007fff89b5a5b1 CoreFoundation`__CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17 frame #52: 0x00007fff89b4bc62 CoreFoundation`__CFRunLoopDoSources0 + 242 frame #53: 0x00007fff89b4b3ef CoreFoundation`__CFRunLoopRun + 831 frame #54: 0x00007fff89b4ae75 CoreFoundation`CFRunLoopRunSpecific + 309 frame #55: 0x00007fff89333a0d HIToolbox`RunCurrentEventLoopInMode + 226 frame #56: 0x00007fff89333685 HIToolbox`ReceiveNextEventCommon + 173 frame #57: 0x00007fff893335bc HIToolbox`_BlockUntilNextEventMatchingListInModeWithFilter + 65 frame #58: 0x00007fff90be224e AppKit`_DPSNextEvent + 1434 frame #59: 0x00007fff90be189b AppKit`-[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 122 frame #60: 0x00007fff90bd599c AppKit`-[NSApplication run] + 553 frame #61: 0x00000001033651d4 libqcocoa.dylib`___lldb_unnamed_function450$$libqcocoa.dylib + 2420 frame #62: 0x0000000100ebfacd QtCore`QEventLoop::exec(QFlags) + 381 frame #63: 0x0000000100ec3007 QtCore`QCoreApplication::exec() + 359 frame #64: 0x000000010000dbc5 Qt Creator`main + 23573 thread #2: tid = 0x116cc, 0x00007fff8ac1d662 libsystem_kernel.dylib`kevent64 + 10, queue = 'com.apple.libdispatch-manager' frame #0: 0x00007fff8ac1d662 libsystem_kernel.dylib`kevent64 + 10 frame #1: 0x00007fff9504f421 libdispatch.dylib`_dispatch_mgr_invoke + 239 frame #2: 0x00007fff9504f136 libdispatch.dylib`_dispatch_mgr_thread + 52 thread #6: tid = 0x116e0, 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10, name = 'com.apple.CFSocket.private' frame #0: 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10 frame #1: 0x00007fff89b97a03 CoreFoundation`__CFSocketManager + 867 frame #2: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #3: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #7: tid = 0x116eb, 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10, name = 'QProcessManager' frame #0: 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10 frame #1: 0x0000000100e60118 QtCore`___lldb_unnamed_function1915$$QtCore + 136 frame #2: 0x0000000100cbb542 QtCore`___lldb_unnamed_function395$$QtCore + 338 frame #3: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #4: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #10: tid = 0x116f5, 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10, name = 'QThread' frame #0: 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10 frame #1: 0x0000000100f15e73 QtCore`qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) + 547 frame #2: 0x0000000100f16db8 QtCore`QEventDispatcherUNIXPrivate::doSelect(QFlags, timespec*) + 680 frame #3: 0x0000000100f17e5b QtCore`QEventDispatcherUNIX::processEvents(QFlags) + 251 frame #4: 0x0000000100ebfacd QtCore`QEventLoop::exec(QFlags) + 381 frame #5: 0x0000000100cb71ce QtCore`QThread::exec() + 126 frame #6: 0x0000000100cbb542 QtCore`___lldb_unnamed_function395$$QtCore + 338 frame #7: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #8: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #9: tid = 0x116f6, 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10, name = 'QQmlThread' frame #0: 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10 frame #1: 0x0000000100f15e73 QtCore`qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) + 547 frame #2: 0x0000000100f16db8 QtCore`QEventDispatcherUNIXPrivate::doSelect(QFlags, timespec*) + 680 frame #3: 0x0000000100f17e5b QtCore`QEventDispatcherUNIX::processEvents(QFlags) + 251 frame #4: 0x0000000100ebfacd QtCore`QEventLoop::exec(QFlags) + 381 frame #5: 0x0000000100cb71ce QtCore`QThread::exec() + 126 frame #6: 0x0000000100cbb542 QtCore`___lldb_unnamed_function395$$QtCore + 338 frame #7: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #8: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #11: tid = 0x11730, 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10, name = 'QSGRenderThread' frame #0: 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10 frame #1: 0x00007fff93885c3b libsystem_pthread.dylib`_pthread_cond_wait + 727 frame #2: 0x0000000100cbd86b QtCore`___lldb_unnamed_function403$$QtCore + 43 frame #3: 0x0000000100cbd571 QtCore`QWaitCondition::wait(QMutex*, unsigned long) + 369 frame #4: 0x0000000109619594 QtQuick`___lldb_unnamed_function2400$$QtQuick + 68 frame #5: 0x0000000109617f1d QtQuick`___lldb_unnamed_function2370$$QtQuick + 269 frame #6: 0x0000000100cbb542 QtCore`___lldb_unnamed_function395$$QtCore + 338 frame #7: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #8: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #14: tid = 0x11734, 0x00007fff8ac18a1a libsystem_kernel.dylib`mach_msg_trap + 10 frame #0: 0x00007fff8ac18a1a libsystem_kernel.dylib`mach_msg_trap + 10 frame #1: 0x00007fff8ac17d18 libsystem_kernel.dylib`mach_msg + 64 frame #2: 0x00007fff89b4bf15 CoreFoundation`__CFRunLoopServiceMachPort + 181 frame #3: 0x00007fff89b4b539 CoreFoundation`__CFRunLoopRun + 1161 frame #4: 0x00007fff89b4ae75 CoreFoundation`CFRunLoopRunSpecific + 309 frame #5: 0x00007fff90d8205e AppKit`_NSEventThread + 144 frame #6: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #7: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #86: tid = 0x3410f, 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10, name = 'Qt bearer thread' frame #0: 0x00007fff8ac1c9aa libsystem_kernel.dylib`__select + 10 frame #1: 0x0000000100f15e73 QtCore`qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) + 547 frame #2: 0x0000000100f16db8 QtCore`QEventDispatcherUNIXPrivate::doSelect(QFlags, timespec*) + 680 frame #3: 0x0000000100f17e5b QtCore`QEventDispatcherUNIX::processEvents(QFlags) + 251 frame #4: 0x0000000100ebfacd QtCore`QEventLoop::exec(QFlags) + 381 frame #5: 0x0000000100cb71ce QtCore`QThread::exec() + 126 frame #6: 0x0000000100cbb542 QtCore`___lldb_unnamed_function395$$QtCore + 338 frame #7: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #8: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #87: tid = 0x3411b, 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10, name = 'JavaScriptCore::BlockFree' frame #0: 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10 frame #1: 0x00007fff93885c3b libsystem_pthread.dylib`_pthread_cond_wait + 727 frame #2: 0x000000010f6aa9d5 QtWebKit`___lldb_unnamed_function77341$$QtWebKit + 261 frame #3: 0x000000010f969bff QtWebKit`___lldb_unnamed_function81805$$QtWebKit + 15 frame #4: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #5: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #88: tid = 0x3411c, 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10, name = 'JavaScriptCore::Marking' frame #0: 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10 frame #1: 0x00007fff93885c3b libsystem_pthread.dylib`_pthread_cond_wait + 727 frame #2: 0x000000010f6ab857 QtWebKit`___lldb_unnamed_function77363$$QtWebKit + 119 frame #3: 0x000000010f6ab8e8 QtWebKit`___lldb_unnamed_function77364$$QtWebKit + 88 frame #4: 0x000000010f969bff QtWebKit`___lldb_unnamed_function81805$$QtWebKit + 15 frame #5: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #6: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #89: tid = 0x3411d, 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10, name = 'JavaScriptCore::Marking' frame #0: 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10 frame #1: 0x00007fff93885c3b libsystem_pthread.dylib`_pthread_cond_wait + 727 frame #2: 0x000000010f6ab857 QtWebKit`___lldb_unnamed_function77363$$QtWebKit + 119 frame #3: 0x000000010f6ab8e8 QtWebKit`___lldb_unnamed_function77364$$QtWebKit + 88 frame #4: 0x000000010f969bff QtWebKit`___lldb_unnamed_function81805$$QtWebKit + 15 frame #5: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #6: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #90: tid = 0x3411e, 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10, name = 'JavaScriptCore::Marking' frame #0: 0x00007fff8ac1c716 libsystem_kernel.dylib`__psynch_cvwait + 10 frame #1: 0x00007fff93885c3b libsystem_pthread.dylib`_pthread_cond_wait + 727 frame #2: 0x000000010f6ab857 QtWebKit`___lldb_unnamed_function77363$$QtWebKit + 119 frame #3: 0x000000010f6ab8e8 QtWebKit`___lldb_unnamed_function77364$$QtWebKit + 88 frame #4: 0x000000010f969bff QtWebKit`___lldb_unnamed_function81805$$QtWebKit + 15 frame #5: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #6: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #151: tid = 0x4cdf9, 0x00007fff8ac1ce6a libsystem_kernel.dylib`__workq_kernreturn + 10 frame #0: 0x00007fff8ac1ce6a libsystem_kernel.dylib`__workq_kernreturn + 10 frame #1: 0x00007fff93884f08 libsystem_pthread.dylib`_pthread_wqthread + 330 thread #156: tid = 0x4d834, 0x00007fff8ac1ce6a libsystem_kernel.dylib`__workq_kernreturn + 10 frame #0: 0x00007fff8ac1ce6a libsystem_kernel.dylib`__workq_kernreturn + 10 frame #1: 0x00007fff93884f08 libsystem_pthread.dylib`_pthread_wqthread + 330 thread #157: tid = 0x4dcbb, 0x00007fff8ac18a1a libsystem_kernel.dylib`mach_msg_trap + 10, name = 'com.apple.appkit-heartbeat' frame #0: 0x00007fff8ac18a1a libsystem_kernel.dylib`mach_msg_trap + 10 frame #1: 0x00007fff8ac17d18 libsystem_kernel.dylib`mach_msg + 64 frame #2: 0x00007fff8ceeb9ab CoreGraphics`_CGSSynchronizeWindowBackingStore + 97 frame #3: 0x00007fff8ce6d47c CoreGraphics`_CGSLockWindow + 3765 frame #4: 0x00007fff8ce6c38f CoreGraphics`CGSDeviceLock + 240 frame #5: 0x00007fff8f973487 libRIP.A.dylib`ripd_Lock + 43 frame #6: 0x00007fff8f9799b4 libRIP.A.dylib`RIPLayerBltImage + 296 frame #7: 0x00007fff8f9796aa libRIP.A.dylib`ripc_RenderImage + 262 frame #8: 0x00007fff8f986efb libRIP.A.dylib`ripc_EndLayer + 1295 frame #9: 0x00007fff8cecb139 CoreGraphics`CGContextEndTransparencyLayer + 53 frame #10: 0x00007fff90f3b15f AppKit`-[NSButtonCell(NSDefaultButtonIndicatorPrivate) heartBeat:] + 2937 frame #11: 0x00007fff90f3a545 AppKit`-[NSWindow(NSWindow_Theme) heartBeat:] + 300 frame #12: 0x00007fff90e45c8d AppKit`-[NSUIHeartBeat _heartBeatThread:] + 868 frame #13: 0x00007fff8a2e076b Foundation`__NSThread__main__ + 1318 frame #14: 0x00007fff93883899 libsystem_pthread.dylib`_pthread_body + 138 frame #15: 0x00007fff9388372a libsystem_pthread.dylib`_pthread_start + 137 thread #158: tid = 0x4ddd1, 0x00007fff8ac1ce6a libsystem_kernel.dylib`__workq_kernreturn + 10 frame #0: 0x00007fff8ac1ce6a libsystem_kernel.dylib`__workq_kernreturn + 10 frame #1: 0x00007fff93884f08 libsystem_pthread.dylib`_pthread_wqthread + 330 (lldb)