. 0 Id: 1aa8.c70 Suspend: 1 Teb: 00007ff6`c2bae000 Unfrozen Child-SP RetAddr Call Site 0000000d`36009ea0 00000000`725a10cd Qt5Widgetsd!QWidget::close(void)+0x9 [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qwidget.cpp @ 8353] 0000000d`36009ed0 00000000`730b9664 Qt5Widgetsd!QMdiSubWindow::eventFilter(class QObject * object = 0x0000000d`38224470, class QEvent * event = 0x0000000d`3600af50)+0xbd [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\widgets\qmdisubwindow.cpp @ 2692] 0000000d`3600a020 00000000`722f4d1e Qt5Cored!QCoreApplicationPrivate::sendThroughObjectEventFilters(class QObject * receiver = 0x0000000d`38224470, class QEvent * event = 0x0000000d`3600af50)+0x114 [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qcoreapplication.cpp @ 1113] 0000000d`3600a090 00000000`722f0384 Qt5Widgetsd!QApplicationPrivate::notify_helper(class QObject * receiver = 0x0000000d`38224470, class QEvent * e = 0x0000000d`3600af50)+0x15e [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qapplication.cpp @ 3713] 0000000d`3600a0f0 00000000`730b8966 Qt5Widgetsd!QApplication::notify(class QObject * receiver = 0x0000000d`38224470, class QEvent * e = 0x0000000d`3600af50)+0xe14 [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qapplication.cpp @ 3275] 0000000d`3600a9e0 00000000`731ddceb Qt5Cored!QCoreApplication::notifyInternal2(class QObject * receiver = 0x0000000d`38224470, class QEvent * event = 0x0000000d`3600af50)+0x116 [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qcoreapplication.cpp @ 1002] 0000000d`3600aa60 00000000`722f7593 Qt5Cored!QCoreApplication::sendSpontaneousEvent(class QObject * receiver = 0x0000000d`38224470, class QEvent * event = 0x0000000d`3600af50)+0x3b [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qcoreapplication.h @ 230] 0000000d`3600aa90 00000000`723a718b Qt5Widgetsd!QApplicationPrivate::sendMouseEvent(class QWidget * receiver = 0x0000000d`38224470, class QMouseEvent * event = 0x0000000d`3600af50, class QWidget * alienWidget = 0x00000000`00000000, class QWidget * nativeWidget = 0x0000000d`38224470, class QWidget ** buttonDown = 0x00000000`72cacfd8, class QPointer * lastMouseReceiver = 0x00000000`72cacff0, bool spontaneous = true)+0x473 [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qapplication.cpp @ 2770] 0000000d`3600abc0 00000000`723a5bde Qt5Widgetsd!QWidgetWindow::handleMouseEvent(class QMouseEvent * event = 0x0000000d`3600bde0)+0xdeb [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qwidgetwindow.cpp @ 555] 0000000d`3600b050 00000000`722f4d3e Qt5Widgetsd!QWidgetWindow::event(class QEvent * event = 0x0000000d`3600bde0)+0x1be [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qwidgetwindow.cpp @ 211] 0000000d`3600b0d0 00000000`722efa53 Qt5Widgetsd!QApplicationPrivate::notify_helper(class QObject * receiver = 0x0000000d`38234a00, class QEvent * e = 0x0000000d`3600bde0)+0x17e [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qapplication.cpp @ 3717] 0000000d`3600b130 00000000`730b8966 Qt5Widgetsd!QApplication::notify(class QObject * receiver = 0x0000000d`38234a00, class QEvent * e = 0x0000000d`3600bde0)+0x4e3 [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qapplication.cpp @ 3160] 0000000d`3600ba20 00000000`731ddceb Qt5Cored!QCoreApplication::notifyInternal2(class QObject * receiver = 0x0000000d`38234a00, class QEvent * event = 0x0000000d`3600bde0)+0x116 [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qcoreapplication.cpp @ 1002] 0000000d`3600baa0 00007ffb`615f9172 Qt5Cored!QCoreApplication::sendSpontaneousEvent(class QObject * receiver = 0x0000000d`38234a00, class QEvent * event = 0x0000000d`3600bde0)+0x3b [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qcoreapplication.h @ 230] 0000000d`3600bad0 00007ffb`615fb7c3 Qt5Guid!QGuiApplicationPrivate::processMouseEvent(class QWindowSystemInterfacePrivate::MouseEvent * e = 0x0000000d`38235bf0)+0xb62 [d:\dev\5-vs15-56\qt-56\qtbase\src\gui\kernel\qguiapplication.cpp @ 1868] 0000000d`3600be90 00007ffb`615b7885 Qt5Guid!QGuiApplicationPrivate::processWindowSystemEvent(class QWindowSystemInterfacePrivate::WindowSystemEvent * e = 0x0000000d`38235bf0)+0xa3 [d:\dev\5-vs15-56\qt-56\qtbase\src\gui\kernel\qguiapplication.cpp @ 1616] 0000000d`3600bf10 00007ffb`611c27b2 Qt5Guid!QWindowSystemInterface::sendWindowSystemEvents(class QFlags flags = class QFlags)+0xb5 [d:\dev\5-vs15-56\qt-56\qtbase\src\gui\kernel\qwindowsysteminterface.cpp @ 642] 0000000d`3600bf80 00000000`73149b54 qwindowsd!QWindowsGuiEventDispatcher::sendPostedEvents(void)+0x22 [d:\dev\5-vs15-56\qt-56\qtbase\src\plugins\platforms\windows\qwindowsguieventdispatcher.cpp @ 85] 0000000d`3600bfb0 00007ffb`8a5c00dc Qt5Cored!qt_internal_proc(struct HWND__ * hwnd = 0x00000000`00fa03ca 0+0+136x39 'QEventDispatcherWin32_Internal_Widget1930729264', unsigned int message = 0x401, unsigned int64 wp = 0, int64 lp = 0n0)+0x424 [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qeventdispatcher_win.cpp @ 415] 0000000d`3600c0e0 00007ffb`8a5bfc07 USER32!DispatchMessageW+0x68c 0000000d`3600c1d0 00000000`7314a675 USER32!DispatchMessageW+0x1b7 0000000d`3600c250 00007ffb`611c2689 Qt5Cored!QEventDispatcherWin32::processEvents(class QFlags flags = class QFlags)+0x745 [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qeventdispatcher_win.cpp @ 817] 0000000d`3600f620 00000000`730b3d58 qwindowsd!QWindowsGuiEventDispatcher::processEvents(class QFlags flags = class QFlags)+0x169 [d:\dev\5-vs15-56\qt-56\qtbase\src\plugins\platforms\windows\qwindowsguieventdispatcher.cpp @ 74] 0000000d`3600f6e0 00000000`730b3f9e Qt5Cored!QEventLoop::processEvents(class QFlags flags = class QFlags)+0x68 [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qeventloop.cpp @ 129] 0000000d`3600f720 00000000`730b66df Qt5Cored!QEventLoop::exec(class QFlags flags = class QFlags)+0x18e [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qeventloop.cpp @ 204] 0000000d`3600f7d0 00007ffb`615f6f48 Qt5Cored!QCoreApplication::exec(void)+0x15f [d:\dev\5-vs15-56\qt-56\qtbase\src\corelib\kernel\qcoreapplication.cpp @ 1272] 0000000d`3600f890 00000000`722ef55a Qt5Guid!QGuiApplication::exec(void)+0x18 [d:\dev\5-vs15-56\qt-56\qtbase\src\gui\kernel\qguiapplication.cpp @ 1562] 0000000d`3600f8c0 00007ff6`c38c2c9a Qt5Widgetsd!QApplication::exec(void)+0xa [d:\dev\5-vs15-56\qt-56\qtbase\src\widgets\kernel\qapplication.cpp @ 2977] 0000000d`3600f8f0 00007ff6`c38d225d mdi!main(int argc = 0n1, char ** argv = 0x0000000d`360ce9a0)+0x27a [d:\dev\5-vs15-56\qt-56\qtbase\examples\widgets\mainwindows\mdi\main.cpp @ 66] 0000000d`3600faa0 00007ff6`c38d071d mdi!WinMain(struct HINSTANCE__ * __formal = 0x00007ff6`c38c0000, struct HINSTANCE__ * __formal = 0x00000000`00000000, char * __formal = 0x0000000d`360c637c "", int __formal = 0n10)+0xed [d:\dev\5-vs15-56\qt-56\qtbase\src\winmain\qtmain_win.cpp @ 113] 0000000d`3600fb20 00007ff6`c38d05be mdi!invoke_main(void)+0x2d [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl @ 109] 0000000d`3600fb60 00007ff6`c38d047e mdi!__scrt_common_main_seh(void)+0x12e [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl @ 264] 0000000d`3600fbc0 00007ff6`c38d0739 mdi!__scrt_common_main(void)+0xe [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl @ 309] 0000000d`3600fbf0 00007ffb`8ab72d92 mdi!WinMainCRTStartup(void)+0x9 [f:\dd\vctools\crt\vcstartup\src\startup\exe_winmain.cpp @ 17] 0000000d`3600fc20 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3600fc50 00000000`00000000 ntdll!RtlUserThreadStart+0x34 1 Id: 1aa8.19e0 Suspend: 1 Teb: 00007ff6`c2bac000 Unfrozen Child-SP RetAddr Call Site 0000000d`3637f4e8 00007ffb`8cf192d5 ntdll!ZwWaitForWorkViaWorkerFactory+0xa 0000000d`3637f4f0 00007ffb`8ab72d92 ntdll!EtwEventRegister+0x2e5 0000000d`3637f8f0 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3637f920 00000000`00000000 ntdll!RtlUserThreadStart+0x34 2 Id: 1aa8.5c8 Suspend: 1 Teb: 00007ff6`c2baa000 Unfrozen Child-SP RetAddr Call Site 0000000d`3647f368 00007ffb`8cf192d5 ntdll!ZwWaitForWorkViaWorkerFactory+0xa 0000000d`3647f370 00007ffb`8ab72d92 ntdll!EtwEventRegister+0x2e5 0000000d`3647f770 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3647f7a0 00000000`00000000 ntdll!RtlUserThreadStart+0x34 3 Id: 1aa8.1560 Suspend: 1 Teb: 00007ff6`c2ba6000 Unfrozen Child-SP RetAddr Call Site 0000000d`3657f7d8 00007ffb`8cf192d5 ntdll!ZwWaitForWorkViaWorkerFactory+0xa 0000000d`3657f7e0 00007ffb`8ab72d92 ntdll!EtwEventRegister+0x2e5 0000000d`3657fbe0 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3657fc10 00000000`00000000 ntdll!RtlUserThreadStart+0x34 4 Id: 1aa8.8a4 Suspend: 1 Teb: 00007ff6`c2ba4000 Unfrozen Child-SP RetAddr Call Site 0000000d`3835f388 00007ffb`8cf192d5 ntdll!ZwWaitForWorkViaWorkerFactory+0xa 0000000d`3835f390 00007ffb`8ab72d92 ntdll!EtwEventRegister+0x2e5 0000000d`3835f790 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3835f7c0 00000000`00000000 ntdll!RtlUserThreadStart+0x34 5 Id: 1aa8.dbc Suspend: 1 Teb: 00007ff6`c2a7e000 Unfrozen Child-SP RetAddr Call Site 0000000d`3845f4a8 00007ffb`8cf192d5 ntdll!ZwWaitForWorkViaWorkerFactory+0xa 0000000d`3845f4b0 00007ffb`8ab72d92 ntdll!EtwEventRegister+0x2e5 0000000d`3845f8b0 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3845f8e0 00000000`00000000 ntdll!RtlUserThreadStart+0x34 6 Id: 1aa8.14d8 Suspend: 1 Teb: 00007ff6`c2a7c000 Unfrozen Child-SP RetAddr Call Site 0000000d`3855ef18 00007ffb`8a41913f ntdll!NtWaitForMultipleObjects+0xa *** ERROR: Symbol file could not be found. Defaulted to export symbols for C:\WINDOWS\system32\combase.dll - 0000000d`3855ef20 00007ffb`8cd02e97 KERNELBASE!WaitForMultipleObjectsEx+0xef 0000000d`3855f220 00007ffb`8cd02d48 combase!CoRegisterInitializeSpy+0x3e7 0000000d`3855f4b0 00007ffb`8ccbd933 combase!CoRegisterInitializeSpy+0x298 0000000d`3855f500 00007ffb`8cd062bc combase!RoGetActivationFactory+0x3123 0000000d`3855f780 00007ffb`8ab72d92 combase!CoFreeUnusedLibrariesEx+0x58c 0000000d`3855f7b0 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3855f7e0 00000000`00000000 ntdll!RtlUserThreadStart+0x34 7 Id: 1aa8.1a98 Suspend: 1 Teb: 00007ff6`c2a7a000 Unfrozen Child-SP RetAddr Call Site 0000000d`3885f8b8 00007ffb`8cf192d5 ntdll!ZwWaitForWorkViaWorkerFactory+0xa 0000000d`3885f8c0 00007ffb`8ab72d92 ntdll!EtwEventRegister+0x2e5 0000000d`3885fcc0 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3885fcf0 00000000`00000000 ntdll!RtlUserThreadStart+0x34 8 Id: 1aa8.1010 Suspend: 1 Teb: 00007ff6`c2a78000 Unfrozen Child-SP RetAddr Call Site 0000000d`3895f7c8 00007ffb`8a41913f ntdll!NtWaitForMultipleObjects+0xa 0000000d`3895f7d0 00007ffb`8ccbd8a0 KERNELBASE!WaitForMultipleObjectsEx+0xef 0000000d`3895fad0 00007ffb`8cd062bc combase!RoGetActivationFactory+0x3090 0000000d`3895fd50 00007ffb`8ab72d92 combase!CoFreeUnusedLibrariesEx+0x58c 0000000d`3895fd80 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`3895fdb0 00000000`00000000 ntdll!RtlUserThreadStart+0x34 9 Id: 1aa8.163c Suspend: 1 Teb: 00007ff6`c2a76000 Unfrozen Child-SP RetAddr Call Site 0000000d`38b1fb28 00007ffb`87ca28e0 ntdll!NtWaitForMultipleObjects+0xa 0000000d`38b1fb30 00007ffb`8ab72d92 WINMM!PlaySoundW+0xfe0 0000000d`38b1fcb0 00007ffb`8cee9f64 KERNEL32!BaseThreadInitThunk+0x22 0000000d`38b1fce0 00000000`00000000 ntdll!RtlUserThreadStart+0x34