Microsoft (R) Windows Debugger Version 10.0.20153.1000 AMD64
Copyright (c) Microsoft Corporation. All rights reserved.


Loading Dump File [D:\Crash_Trace\2.6.0\EApp\2.6.0.159win\48416d78-e266-497b-8978-142ffc8d8f2f.dmp]
User Mini Dump File: Only registers, stack and portions of memory are available


************* Path validation summary **************
Response                         Time (ms)     Location
Deferred                                       srv*
Symbol search path is: srv*
Executable search path is: 
Windows 10 Version 19041 MP (4 procs) Free x64
Product: WinNt, suite: SingleUserTS Personal
Edition build lab: 19041.1.amd64fre.vb_release.191206-1406
Machine Name:
Debug session time: Fri Sep 18 20:52:53.000 2020 (UTC + 7:00)
System Uptime: not available
Process Uptime: 0 days 0:03:08.000
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This dump file has an exception of interest stored in it.
The stored exception information can be accessed via .ecxr.
(1518.4464): Access violation - code c0000005 (first/second chance not available)
For analysis of this file, run !analyze -v
ntdll!NtWaitForSingleObject+0x14:
00007ff9`d3ccbe44 c3              ret
0:000> !analyze -v
*******************************************************************************
*                                                                             *
*                        Exception Analysis                                   *
*                                                                             *
*******************************************************************************

*** WARNING: Unable to verify timestamp for ig9icd64.dll

KEY_VALUES_STRING: 1

    Key  : AV.Dereference
    Value: NullClassPtr

    Key  : AV.Fault
    Value: Read

    Key  : Analysis.CPU.mSec
    Value: 1593

    Key  : Analysis.DebugAnalysisProvider.CPP
    Value: Create: 8007007e on DESKTOP-M3NV0DD

    Key  : Analysis.DebugData
    Value: CreateObject

    Key  : Analysis.DebugModel
    Value: CreateObject

    Key  : Analysis.Elapsed.mSec
    Value: 19439

    Key  : Analysis.Memory.CommitPeak.Mb
    Value: 380

    Key  : Analysis.System
    Value: CreateObject

    Key  : Timeline.Process.Start.DeltaSec
    Value: 188

    Key  : WER.OS.Branch
    Value: vb_release

    Key  : WER.OS.Timestamp
    Value: 2019-12-06T14:06:00Z

    Key  : WER.OS.Version
    Value: 10.0.19041.1

    Key  : WER.Process.Version
    Value: 0.0.0.0


ADDITIONAL_XML: 1

OS_BUILD_LAYERS: 1

CONTEXT:  (.ecxr)
rax=00007ff970c072c0 rbx=000000c1ba6fb020 rcx=0000000000000078
rdx=000000c1ba6fb020 rsi=000001e957fe7c78 rdi=0000000000000078
rip=00007ff970915977 rsp=000000c1ba6faf98 rbp=000000c1ba6fb070
 r8=000000c1ba6fafe0  r9=000000c1ba6faf90 r10=0000000000000000
r11=0000000000000246 r12=0000000000000001 r13=000001e9579dd100
r14=000000c1ba6fb3d0 r15=000001e9580df840
iopl=0         nv up ei pl nz na po nc
cs=0033  ss=002b  ds=002b  es=002b  fs=0053  gs=002b             efl=00010206
Qt5Core!QString::isNull+0x7:
00007ff9`70915977 483901          cmp     qword ptr [rcx],rax ds:00000000`00000078=????????????????
Resetting default scope

EXCEPTION_RECORD:  (.exr -1)
ExceptionAddress: 00007ff970915977 (Qt5Core!QString::isNull+0x0000000000000007)
   ExceptionCode: c0000005 (Access violation)
  ExceptionFlags: 00000000
NumberParameters: 2
   Parameter[0]: 0000000000000000
   Parameter[1]: 0000000000000078
Attempt to read from address 0000000000000078

PROCESS_NAME:  EMOTIV App.exe

READ_ADDRESS:  0000000000000078 

ERROR_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%p referenced memory at 0x%p. The memory could not be %s.

EXCEPTION_CODE_STR:  c0000005

EXCEPTION_PARAMETER1:  0000000000000000

EXCEPTION_PARAMETER2:  0000000000000078

STACK_TEXT:  
000000c1`ba6faf98 00007ff9`6ab93df9     : 00000000`00000006 000000c1`ba6fb310 00007ff9`6fcbba48 00007ff9`7943c706 : Qt5Core!QString::isNull+0x7
000000c1`ba6fafa0 00007ff9`6abb780e     : 00000000`00000000 00007ff9`d19de97b 000001e9`580df858 00000000`00000000 : Qt5WebEngineCore!QtWebEngineCore::ProfileAdapter::httpUserAgent+0x29
000000c1`ba6fb000 00007ff9`6abb75df     : 00000002`00000101 00000000`00000000 ffe59700`00000000 00000000`00000000 : Qt5WebEngineCore!QtWebEngineCore::WebContentsAdapter::initializeRenderPrefs+0xbe
000000c1`ba6fb090 00007ff9`6abbc7d3     : 000001e9`57fe7890 00000000`00000000 00007ff9`6fcbba48 000000c1`ba6fb3d0 : Qt5WebEngineCore!QtWebEngineCore::WebContentsAdapter::initialize+0xbf
000000c1`ba6fb2c0 00007ff9`6dbc0bd9     : 000001e9`57fe7890 00000000`00000000 000001e9`57feb280 00007ff9`6c7e5adb : Qt5WebEngineCore!QtWebEngineCore::WebContentsAdapter::webContents+0x843
000000c1`ba6fb360 00007ff9`6dba7033     : 00000000`00000000 00007ff9`6fcbbfb8 00000000`00000006 000000c1`ba6fb4c8 : Qt5WebEngineCore!GetHandleVerifier+0x1885709
000000c1`ba6fb3d0 00007ff9`6af84086     : 000001e9`580cd638 000000c1`ba6fb510 000000c1`ba6fb701 00000000`00000000 : Qt5WebEngineCore!GetHandleVerifier+0x186bb63
000000c1`ba6fb410 00007ff9`6c7db5ca     : 000001e9`58164480 00007ff9`6ab6711f 000001e9`58164480 000001e9`00000000 : Qt5WebEngineCore!QWebEngineUrlScheme::QWebEngineUrlScheme+0x17b246
000000c1`ba6fb630 00007ff9`6c7e0009     : 000001e9`58164570 000001e9`58164570 000001e9`5806fc70 000000c1`ba6fba80 : Qt5WebEngineCore!GetHandleVerifier+0x4a00fa
000000c1`ba6fb6c0 00007ff9`6c95ccfa     : 000001e9`5806fce0 000001e9`57d39eb8 000000c1`ba6fb750 000001e9`57d39dd0 : Qt5WebEngineCore!GetHandleVerifier+0x4a4b39
000000c1`ba6fb700 00007ff9`6c95ed9e     : 000001e9`57d836b0 000000c1`ba6fb8f0 00007ff9`70312e18 000001e9`57ecd700 : Qt5WebEngineCore!GetHandleVerifier+0x62182a
000000c1`ba6fb730 00007ff9`6c2b41f5     : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`000031d1 : Qt5WebEngineCore!GetHandleVerifier+0x6238ce
000000c1`ba6fb7f0 00007ff9`6c34478f     : 00007ff9`6c95cc15 000000c1`ba6fb9f9 00000000`00000000 00007ff9`6f97f280 : Qt5WebEngineCore!QWebEngineUrlSchemeHandler::qt_metacast+0x17d65
000000c1`ba6fb920 00007ff9`6c343f79     : 000001e9`58106ae0 000001e9`58106ae0 000001e9`57be0630 000001e9`579dd0a8 : Qt5WebEngineCore!GetHandleVerifier+0x92bf
000000c1`ba6fba60 00007ff9`6ab4244c     : 00000000`00000000 00000000`00000000 000001e9`57be0600 000000c1`ba6fbc10 : Qt5WebEngineCore!GetHandleVerifier+0x8aa9
000000c1`ba6fbae0 00007ff9`70b0befd     : 00000000`00000000 000001e9`57be0640 000001e9`58106ae0 000002e8`000005c1 : Qt5WebEngineCore!QWebEngineMessagePumpScheduler::~QWebEngineMessagePumpScheduler+0x38c
000000c1`ba6fbb10 00007ff9`7ae857f0     : 000001e9`4cb44200 000001e9`4cb26c40 000001e9`58106ae0 000001e9`57be0640 : Qt5Core!QObject::event+0x8d
000000c1`ba6fbd20 00007ff9`7ae8478a     : 000001e9`4cb33f40 000000c1`ba6fbe50 000001e9`4cb26c40 00007ff9`00000000 : Qt5Widgets!QApplicationPrivate::notify_helper+0x110
000000c1`ba6fbd50 00007ff9`70ae482a     : 000001e9`58106ae0 000000c1`ba6fc2f8 00000000`00000001 000001e9`4cb33f40 : Qt5Widgets!QApplication::notify+0x18ea
000000c1`ba6fc280 00007ff9`70ae65d5     : 00000000`00000000 00007ff9`d2caa5c3 000001e9`58106ae0 000001e9`4cb64b50 : Qt5Core!QCoreApplication::notifyInternal2+0xba
000000c1`ba6fc2f0 00007ff9`93cd771f     : 000001e9`58106ae0 000001e9`00000000 000001e9`4cb64b50 000001e9`543d56e0 : Qt5Core!QCoreApplicationPrivate::sendPostedEvents+0x215
000000c1`ba6fc3b0 00007ff9`70b2ee17     : 000001e9`4cb64b50 000000c1`00000004 00000000`00000000 000001e9`543d56e0 : qwindows!qt_plugin_query_metadata+0x1f6f
000000c1`ba6fc3e0 00007ff9`93cd76f9     : 000001e9`4cb64b50 00000000`00000000 000001e9`543d5600 00000000`00000000 : Qt5Core!QEventDispatcherWin32::processEvents+0x67
000000c1`ba6ff510 00007ff9`70ae097c     : 00000000`00000000 00007ff9`00000014 00000000`00000000 00000000`00000000 : qwindows!qt_plugin_query_metadata+0x1f49
000000c1`ba6ff540 00007ff9`70ae37f4     : 000001e9`4cb394c8 00000000`00000000 000000c1`ba6ff700 00007ff9`70bffc90 : Qt5Core!QEventLoop::exec+0x1bc
000000c1`ba6ff5a0 00007ff7`15d7d740     : 000001e9`4f7233c0 000001e9`4f6a1310 000001e9`4f6a1310 000001e9`4f5fad80 : Qt5Core!QCoreApplication::exec+0x154
000000c1`ba6ff600 00007ff7`15dc1477     : 00000000`00000001 00000000`00000000 000001e9`4cbe8e01 000001e9`4cb20020 : EMOTIV_App+0xd740
000000c1`ba6ffc70 00007ff7`15dc0a52     : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : EMOTIV_App+0x51477
000000c1`ba6ffd00 00007ff9`d3496fd4     : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : EMOTIV_App+0x50a52
000000c1`ba6ffd40 00007ff9`d3c7cec1     : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : kernel32!BaseThreadInitThunk+0x14
000000c1`ba6ffd70 00000000`00000000     : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!RtlUserThreadStart+0x21


SYMBOL_NAME:  Qt5Core!QString::isNull+7

MODULE_NAME: Qt5Core

IMAGE_NAME:  Qt5Core.dll

STACK_COMMAND:  ~0s ; .ecxr ; kb

FAILURE_BUCKET_ID:  NULL_CLASS_PTR_READ_c0000005_Qt5Core.dll!QString::isNull

OS_VERSION:  10.0.19041.1

BUILDLAB_STR:  vb_release

OSPLATFORM_TYPE:  x64

OSNAME:  Windows 10

IMAGE_VERSION:  5.15.0.0

FAILURE_ID_HASH:  {edd3a66c-5776-ee56-6111-83428be67603}

Followup:     MachineOwner
---------