I'm running 1.6.1 x64 and having an issue with one particular file which slices properly but always crashes on save.

Windows event logger is blaming ucrtbase.dll for the issue. I can make the .chitubox file available on demand.

Relevant log info below:

Faulting application name: CHITUBOX.exe, version: 0.0.0.0, time stamp: 0x5dde670d

Faulting module name: ucrtbase.dll, version: 10.0.18362.387, time stamp: 0x4361b720

Exception code: 0xc0000409

Fault offset: 0x000000000006db8e

Faulting process id: 0x3358

Faulting application start time: 0x01d5c8c91cd8d9fb

Faulting application path: C:\Program Files\ChiTuBox64 1.6.1\CHITUBOX.exe

Faulting module path: C:\WINDOWS\System32\ucrtbase.dll

Report Id: ee5df2ea-26c2-48ac-8774-5fc6e1e9ebae

Faulting package full name: 

Faulting package-relative application ID:

---

CHITUBOX.exe   0.0.0.0   5dde670d   ucrtbase.dll   10.0.18362.387   4361b720   c0000409   000000000006db8e   3358   01d5c8c91cd8d9fb   C:\Program Files\ChiTuBox64 1.6.1\CHITUBOX.exe   C:\WINDOWS\System32\ucrtbase.dll   ee5df2ea-26c2-48ac-8774-5fc6e1e9ebae

---

Version=1

EventType=BEX64

EventTime=132232530952104462

ReportType=2

Consent=1

UploadTime=132232530955241349

ReportStatus=268435456

ReportIdentifier=d8f2653c-bc88-4c4b-b51d-77a3c10eb2c5

IntegratorReportIdentifier=ee5df2ea-26c2-48ac-8774-5fc6e1e9ebae

Wow64Host=34404

NsAppName=CHITUBOX.exe

OriginalFilename=CHITUBOX.exe

AppSessionGuid=00003358-0003-0010-fbd9-d81cc9c8d501

TargetAppId=W:00002f939ee902bd88141bb612f24c2940a40000ffff!000052bc612b9768df961ebc9c9ab88855218b965186!CHITUBOX.exe

TargetAppVer=2019//11//27:12:07:41!0!CHITUBOX.exe

BootId=4294967295

ServiceSplit=556003745

TargetAsId=1776

UserImpactVector=808452912

IsFatal=1

EtwNonCollectReason=1

Response.BucketId=e370a6115dae0df78e0f52a386c2ac5a

Response.BucketTable=5

Response.LegacyBucketId=2166040808082549850

Response.type=4

Sig[0].Name=Application Name

Sig[0].Value=CHITUBOX.exe

Sig[1].Name=Application Version

Sig[1].Value=0.0.0.0

Sig[2].Name=Application Timestamp

Sig[2].Value=5dde670d

Sig[3].Name=Fault Module Name

Sig[3].Value=ucrtbase.dll

Sig[4].Name=Fault Module Version

Sig[4].Value=10.0.18362.387

Sig[5].Name=Fault Module Timestamp

Sig[5].Value=4361b720

Sig[6].Name=Exception Offset

Sig[6].Value=000000000006db8e

Sig[7].Name=Exception Code

Sig[7].Value=c0000409

Sig[8].Name=Exception Data

Sig[8].Value=0000000000000007

DynamicSig[1].Name=OS Version

DynamicSig[1].Value=10.0.18362.2.0.0.256.48

DynamicSig[2].Name=Locale ID

DynamicSig[2].Value=1033

DynamicSig[22].Name=Additional Information 1

DynamicSig[22].Value=0b67

DynamicSig[23].Name=Additional Information 2

DynamicSig[23].Value=0b67e55005cdff33dfb4ccb2c2e39624

DynamicSig[24].Name=Additional Information 3

DynamicSig[24].Value=599e

DynamicSig[25].Name=Additional Information 4

DynamicSig[25].Value=599e7808e33e32d0d44fcb84d0e98421

UI[2]=C:\Program Files\ChiTuBox64 1.6.1\CHITUBOX.exe

LoadedModule[0]=C:\Program Files\ChiTuBox64 1.6.1\CHITUBOX.exe

LoadedModule[1]=C:\WINDOWS\SYSTEM32\ntdll.dll

LoadedModule[2]=C:\WINDOWS\System32\KERNEL32.DLL

LoadedModule[3]=C:\WINDOWS\System32\KERNELBASE.dll

LoadedModule[4]=C:\WINDOWS\System32\USER32.dll

LoadedModule[5]=C:\WINDOWS\System32\win32u.dll

LoadedModule[6]=C:\WINDOWS\System32\GDI32.dll

LoadedModule[7]=C:\WINDOWS\System32\gdi32full.dll

LoadedModule[8]=C:\WINDOWS\System32\msvcp_win.dll

LoadedModule[9]=C:\WINDOWS\System32\ucrtbase.dll

LoadedModule[10]=C:\WINDOWS\System32\SHELL32.dll

LoadedModule[11]=C:\WINDOWS\System32\cfgmgr32.dll

LoadedModule[12]=C:\WINDOWS\System32\shcore.dll

LoadedModule[13]=C:\Program Files\ChiTuBox64 1.6.1\quazip.dll

LoadedModule[14]=C:\Program Files\ChiTuBox64 1.6.1\freetype.dll

LoadedModule[15]=C:\Program Files\ChiTuBox64 1.6.1\Qt5OpenGL.dll

LoadedModule[16]=C:\WINDOWS\System32\msvcrt.dll

LoadedModule[17]=C:\WINDOWS\System32\RPCRT4.dll

LoadedModule[18]=C:\WINDOWS\System32\combase.dll

LoadedModule[19]=C:\WINDOWS\System32\bcryptPrimitives.dll

LoadedModule[20]=C:\WINDOWS\System32\windows.storage.dll

LoadedModule[21]=C:\WINDOWS\System32\sechost.dll

LoadedModule[22]=C:\WINDOWS\System32\advapi32.dll

LoadedModule[23]=C:\WINDOWS\System32\profapi.dll

LoadedModule[24]=C:\WINDOWS\System32\powrprof.dll

LoadedModule[25]=C:\WINDOWS\System32\UMPDC.dll

LoadedModule[26]=C:\WINDOWS\System32\shlwapi.dll

LoadedModule[27]=C:\WINDOWS\System32\kernel.appcore.dll

LoadedModule[28]=C:\WINDOWS\System32\cryptsp.dll

LoadedModule[29]=C:\Program Files\ChiTuBox64 1.6.1\Qt5Widgets.dll

LoadedModule[30]=C:\Program Files\ChiTuBox64 1.6.1\Qt5Quick.dll

LoadedModule[31]=C:\Program Files\ChiTuBox64 1.6.1\Qt5Gui.dll

LoadedModule[32]=C:\Program Files\ChiTuBox64 1.6.1\Qt5Network.dll

LoadedModule[33]=C:\Program Files\ChiTuBox64 1.6.1\Qt5Qml.dll

LoadedModule[34]=C:\Program Files\ChiTuBox64 1.6.1\Qt5Xml.dll

LoadedModule[35]=C:\WINDOWS\System32\ole32.dll

LoadedModule[36]=C:\WINDOWS\System32\WS2_32.dll

LoadedModule[37]=C:\WINDOWS\System32\CRYPT32.dll

LoadedModule[38]=C:\WINDOWS\System32\MSASN1.dll

LoadedModule[39]=C:\Program Files\ChiTuBox64 1.6.1\VCRUNTIME140.dll

LoadedModule[40]=C:\WINDOWS\SYSTEM32\MSVCP140.dll

LoadedModule[41]=C:\Program Files\ChiTuBox64 1.6.1\Qt5Core.dll

LoadedModule[42]=C:\Program Files\ChiTuBox64 1.6.1\zlib1.dll

LoadedModule[43]=C:\WINDOWS\SYSTEM32\UxTheme.dll

LoadedModule[44]=C:\WINDOWS\SYSTEM32\dwmapi.dll

LoadedModule[45]=C:\WINDOWS\SYSTEM32\IPHLPAPI.DLL

LoadedModule[46]=C:\WINDOWS\SYSTEM32\DNSAPI.dll

LoadedModule[47]=C:\WINDOWS\System32\NSI.dll

LoadedModule[48]=C:\WINDOWS\SYSTEM32\MPR.dll

LoadedModule[49]=C:\WINDOWS\SYSTEM32\NETAPI32.dll

LoadedModule[50]=C:\WINDOWS\SYSTEM32\USERENV.dll

LoadedModule[51]=C:\WINDOWS\SYSTEM32\VERSION.dll

LoadedModule[52]=C:\WINDOWS\SYSTEM32\WINMM.dll

LoadedModule[53]=C:\WINDOWS\SYSTEM32\NETUTILS.DLL

LoadedModule[54]=C:\WINDOWS\SYSTEM32\winmmbase.dll

LoadedModule[55]=C:\WINDOWS\SYSTEM32\SRVCLI.DLL

LoadedModule[56]=C:\WINDOWS\SYSTEM32\CRYPTBASE.DLL

LoadedModule[57]=C:\WINDOWS\System32\IMM32.DLL

LoadedModule[58]=C:\Program Files\ChiTuBox64 1.6.1\platforms\qwindows.dll

LoadedModule[59]=C:\WINDOWS\System32\OLEAUT32.dll

LoadedModule[60]=C:\Program Files\ChiTuBox64 1.6.1\styles\qwindowsvistastyle.dll

LoadedModule[61]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qgif.dll

LoadedModule[62]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qicns.dll

LoadedModule[63]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qico.dll

LoadedModule[64]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qjpeg.dll

LoadedModule[65]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qsvg.dll

LoadedModule[66]=C:\Program Files\ChiTuBox64 1.6.1\Qt5Svg.dll

LoadedModule[67]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qtga.dll

LoadedModule[68]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qtiff.dll

LoadedModule[69]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qwbmp.dll

LoadedModule[70]=C:\Program Files\ChiTuBox64 1.6.1\imageformats\qwebp.dll

LoadedModule[71]=C:\WINDOWS\System32\MSCTF.dll

LoadedModule[72]=C:\WINDOWS\System32\TextInputFramework.dll

LoadedModule[73]=C:\WINDOWS\System32\CoreUIComponents.dll

LoadedModule[74]=C:\WINDOWS\System32\CoreMessaging.dll

LoadedModule[75]=C:\WINDOWS\SYSTEM32\ntmarta.dll

LoadedModule[76]=C:\WINDOWS\SYSTEM32\wintypes.dll

LoadedModule[77]=C:\WINDOWS\System32\iertutil.dll

LoadedModule[78]=C:\Program Files\ChiTuBox64 1.6.1\ssleay32.dll

LoadedModule[79]=C:\WINDOWS\WinSxS\amd64_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.9619_none_08e065a3a84109b0\MSVCR90.dll

LoadedModule[80]=C:\Program Files\ChiTuBox64 1.6.1\LIBEAY32.dll

LoadedModule[81]=C:\WINDOWS\system32\rsaenh.dll

LoadedModule[82]=C:\WINDOWS\System32\bcrypt.dll

LoadedModule[83]=C:\Program Files\ChiTuBox64 1.6.1\bearer\qgenericbearer.dll

LoadedModule[84]=C:\WINDOWS\SYSTEM32\dhcpcsvc6.DLL

LoadedModule[85]=C:\WINDOWS\SYSTEM32\dhcpcsvc.DLL

LoadedModule[86]=C:\WINDOWS\system32\winhttp.dll

LoadedModule[87]=C:\WINDOWS\SYSTEM32\SspiCli.dll

LoadedModule[88]=C:\WINDOWS\system32\napinsp.dll

LoadedModule[89]=C:\WINDOWS\system32\pnrpnsp.dll

LoadedModule[90]=C:\WINDOWS\System32\mswsock.dll

LoadedModule[91]=C:\WINDOWS\System32\winrnr.dll

LoadedModule[92]=C:\WINDOWS\system32\NLAapi.dll

LoadedModule[93]=C:\WINDOWS\system32\wshbth.dll

LoadedModule[94]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick.2\qtquick2plugin.dll

LoadedModule[95]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick\Window.2\windowplugin.dll

LoadedModule[96]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick\Controls.2\qtquickcontrols2plugin.dll

LoadedModule[97]=C:\Program Files\ChiTuBox64 1.6.1\Qt5QuickControls2.dll

LoadedModule[98]=C:\Program Files\ChiTuBox64 1.6.1\Qt5QuickTemplates2.dll

LoadedModule[99]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick\Controls\qtquickcontrolsplugin.dll

LoadedModule[100]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick\Controls.2\Material\qtquickcontrols2materialstyleplugin.dll

LoadedModule[101]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick\Layouts\qquicklayoutsplugin.dll

LoadedModule[102]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick\Templates.2\qtquicktemplates2plugin.dll

LoadedModule[103]=C:\Program Files\ChiTuBox64 1.6.1\QtGraphicalEffects\qtgraphicaleffectsplugin.dll

LoadedModule[104]=C:\Program Files\ChiTuBox64 1.6.1\QtGraphicalEffects\private\qtgraphicaleffectsprivate.dll

LoadedModule[105]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick\Dialogs\dialogplugin.dll

LoadedModule[106]=C:\Program Files\ChiTuBox64 1.6.1\QtQuick\PrivateWidgets\widgetsplugin.dll

LoadedModule[107]=C:\WINDOWS\system32\d3d9.dll

LoadedModule[108]=C:\WINDOWS\SYSTEM32\dxcore.dll

LoadedModule[109]=C:\WINDOWS\System32\WINTRUST.DLL

LoadedModule[110]=C:\WINDOWS\System32\imagehlp.dll

LoadedModule[111]=C:\WINDOWS\SYSTEM32\opengl32.dll

LoadedModule[112]=C:\WINDOWS\SYSTEM32\GLU32.dll

LoadedModule[113]=C:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_db678424d2641c3d\nvoglv64.dll

LoadedModule[114]=C:\WINDOWS\System32\SETUPAPI.dll

LoadedModule[115]=C:\WINDOWS\SYSTEM32\WTSAPI32.dll

LoadedModule[116]=C:\WINDOWS\SYSTEM32\DEVOBJ.dll

LoadedModule[117]=C:\WINDOWS\system32\nvspcap64.dll

LoadedModule[118]=C:\WINDOWS\SYSTEM32\WINSTA.dll

LoadedModule[119]=C:\WINDOWS\system32\dwrite.dll

LoadedModule[120]=C:\WINDOWS\System32\clbcatq.dll

LoadedModule[121]=C:\WINDOWS\system32\dataexchange.dll

LoadedModule[122]=C:\WINDOWS\system32\d3d11.dll

LoadedModule[123]=C:\WINDOWS\system32\dcomp.dll

LoadedModule[124]=C:\WINDOWS\system32\dxgi.dll

LoadedModule[125]=C:\WINDOWS\system32\twinapi.appcore.dll

LoadedModule[126]=C:\WINDOWS\system32\RMCLIENT.dll

LoadedModule[127]=C:\Windows\System32\rasadhlp.dll

LoadedModule[128]=C:\WINDOWS\System32\fwpuclnt.dll

LoadedModule[129]=C:\WINDOWS\System32\comdlg32.dll

LoadedModule[130]=C:\WINDOWS\WinSxS\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.18362.535_none_e6c3b34713100821\COMCTL32.dll

LoadedModule[131]=C:\WINDOWS\System32\DUI70.dll

LoadedModule[132]=C:\WINDOWS\System32\DUser.dll

LoadedModule[133]=C:\Program Files\Common Files\microsoft shared\ink\tiptsf.dll

LoadedModule[134]=C:\WINDOWS\SYSTEM32\edputil.dll

LoadedModule[135]=C:\WINDOWS\system32\explorerframe.dll

LoadedModule[136]=C:\WINDOWS\SYSTEM32\WindowsCodecs.dll

LoadedModule[137]=C:\Windows\System32\thumbcache.dll

LoadedModule[138]=C:\Windows\System32\Windows.Globalization.dll

LoadedModule[139]=C:\Windows\System32\bcp47mrm.dll

LoadedModule[140]=C:\Windows\System32\Bcp47Langs.dll

LoadedModule[141]=C:\WINDOWS\SYSTEM32\globinputhost.dll

LoadedModule[142]=C:\WINDOWS\SYSTEM32\PROPSYS.dll

LoadedModule[143]=C:\WINDOWS\SYSTEM32\ntshrui.dll

LoadedModule[144]=C:\WINDOWS\SYSTEM32\cscapi.dll

LoadedModule[145]=C:\WINDOWS\System32\StructuredQuery.dll

LoadedModule[146]=C:\WINDOWS\SYSTEM32\atlthunk.dll

LoadedModule[147]=C:\Windows\System32\Windows.StateRepositoryPS.dll

LoadedModule[148]=C:\WINDOWS\system32\Windows.Storage.Search.dll

LoadedModule[149]=C:\WINDOWS\SYSTEM32\CLDAPI.dll

LoadedModule[150]=C:\WINDOWS\SYSTEM32\FLTLIB.DLL

LoadedModule[151]=C:\WINDOWS\System32\coml2.dll

LoadedModule[152]=C:\WINDOWS\System32\drprov.dll

LoadedModule[153]=C:\WINDOWS\System32\ntlanman.dll

LoadedModule[154]=C:\WINDOWS\System32\davclnt.dll

LoadedModule[155]=C:\WINDOWS\System32\DAVHLPR.dll

LoadedModule[156]=C:\WINDOWS\System32\wkscli.dll

LoadedModule[157]=C:\WINDOWS\SYSTEM32\LINKINFO.dll

LoadedModule[158]=C:\WINDOWS\SYSTEM32\apphelp.dll

LoadedModule[159]=C:\Windows\System32\dlnashext.dll

LoadedModule[160]=C:\Windows\System32\PlayToDevice.dll

LoadedModule[161]=C:\Windows\System32\DevDispItemProvider.dll

LoadedModule[162]=C:\WINDOWS\System32\MMDevApi.dll

LoadedModule[163]=C:\Windows\System32\twinapi.dll

LoadedModule[164]=C:\Program Files\Google\Drive\googledrivesync64.dll

LoadedModule[165]=C:\WINDOWS\WinSxS\amd64_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.9619_none_08e065a3a84109b0\MSVCP90.dll

LoadedModule[166]=C:\Windows\System32\EhStorShell.dll

LoadedModule[167]=C:\Windows\System32\OneCoreUAPCommonProxyStub.dll

LoadedModule[168]=C:\WINDOWS\System32\cscui.dll

LoadedModule[169]=C:\Windows\System32\PortableDeviceApi.dll

LoadedModule[170]=C:\Windows\System32\PortableDeviceTypes.dll

LoadedModule[171]=C:\Windows\System32\EhStorAPI.dll

LoadedModule[172]=C:\Windows\System32\ActXPrxy.dll

LoadedModule[173]=C:\WINDOWS\SYSTEM32\policymanager.dll

LoadedModule[174]=C:\WINDOWS\SYSTEM32\msvcp110_win.dll

LoadedModule[175]=C:\WINDOWS\system32\zipfldr.dll

LoadedModule[176]=C:\WINDOWS\system32\NetworkExplorer.dll

State[0].Key=Transport.DoneStage1

State[0].Value=1

OsInfo[0].Key=vermaj

OsInfo[0].Value=10

OsInfo[1].Key=vermin

OsInfo[1].Value=0

OsInfo[2].Key=verbld

OsInfo[2].Value=18362

OsInfo[3].Key=ubr

OsInfo[3].Value=535

OsInfo[4].Key=versp

OsInfo[4].Value=0

OsInfo[5].Key=arch

OsInfo[5].Value=9

OsInfo[6].Key=lcid

OsInfo[6].Value=1033

OsInfo[7].Key=geoid

OsInfo[7].Value=244

OsInfo[8].Key=sku

OsInfo[8].Value=48

OsInfo[9].Key=domain

OsInfo[9].Value=0

OsInfo[10].Key=prodsuite

OsInfo[10].Value=256

OsInfo[11].Key=ntprodtype

OsInfo[11].Value=1

OsInfo[12].Key=platid

OsInfo[12].Value=10

OsInfo[13].Key=sr

OsInfo[13].Value=0

OsInfo[14].Key=tmsi

OsInfo[14].Value=91638

OsInfo[15].Key=osinsty

OsInfo[15].Value=3

OsInfo[16].Key=iever

OsInfo[16].Value=11.535.18362.0-11.0.165

OsInfo[17].Key=portos

OsInfo[17].Value=0

OsInfo[18].Key=ram

OsInfo[18].Value=16313

OsInfo[19].Key=svolsz

OsInfo[19].Value=111

OsInfo[20].Key=wimbt

OsInfo[20].Value=0

OsInfo[21].Key=blddt

OsInfo[21].Value=190318

OsInfo[22].Key=bldtm

OsInfo[22].Value=1202

OsInfo[23].Key=bldbrch

OsInfo[23].Value=19h1_release

OsInfo[24].Key=bldchk

OsInfo[24].Value=0

OsInfo[25].Key=wpvermaj

OsInfo[25].Value=0

OsInfo[26].Key=wpvermin

OsInfo[26].Value=0

OsInfo[27].Key=wpbuildmaj

OsInfo[27].Value=0

OsInfo[28].Key=wpbuildmin

OsInfo[28].Value=0

OsInfo[29].Key=osver

OsInfo[29].Value=10.0.18362.535.amd64fre.19h1_release.190318-1202

OsInfo[30].Key=buildflightid

OsInfo[30].Value=2DBEA21E-0A44-4747-A2EE-416EECF243AD.1

OsInfo[31].Key=edition

OsInfo[31].Value=Professional

OsInfo[32].Key=ring

OsInfo[32].Value=Retail

OsInfo[33].Key=expid

OsInfo[33].Value=RS:3D5A

OsInfo[34].Key=containerid

OsInfo[35].Key=containertype

OsInfo[36].Key=edu

OsInfo[36].Value=0

FriendlyEventName=Stopped working

ConsentKey=BEX64

AppName=CHITUBOX

AppPath=C:\Program Files\ChiTuBox64 1.6.1\CHITUBOX.exe

NsPartner=windows

NsGroup=windows8

ApplicationIdentity=BDA53C27991335F5427BE9B26825B48B

MetadataHash=1474720257