MS Windows ver 7 and ver 10
Latest Magisplat distibution of Tcl/Tk
Package TkTreectrl 2.4.3 filled by SQLite libray and used inside 3 paned windows provided by BWidget 1.9.15 package

Narrowing the issue is in progess (I hope more details can be provided later) and seems to happen when clicking to another pane

Below are traces provided by MS Windows 10

1) Copy & paste from MS Windows event log (text format) :

System

  - Provider

   [ Name]  Application Error

  - EventID 1000

   [ Qualifiers]  0

   Version 0

   Level 2

   Task 100

   Opcode 0

   Keywords 0x80000000000000

  - TimeCreated

   [ SystemTime]  2024-06-07T15:18:01.9680510Z

   EventRecordID 117703

   Correlation

  - Execution

   [ ProcessID]  0
   [ ThreadID]  0

   Channel Application

   Computer P340

   Security


- EventData

   tclsh.exe

   661ab219
   tcl86t.dll

   661ab218
   c0000005
   000000000012f570
   428c
   01dab8eda8a5161b


   e3df3f43-1462-499d-8397-766be6a0e49e


#####################################################

2) The same produced in xml format

- <Event
- <System>
  <Provider Name="Application Error" />
  <EventID Qualifiers="0">1000</EventID>
  <Version>0</Version>
  <Level>2</Level>
  <Task>100</Task>
  <Opcode>0</Opcode>
  <Keywords>0x80000000000000</Keywords>
  <TimeCreated SystemTime="2024-06-07T15:18:01.9680510Z" />
  <EventRecordID>117703</EventRecordID>
  <Correlation />
  <Execution ProcessID="0" ThreadID="0" />
  <Channel>Application</Channel>
  <Computer>P340</Computer>
  <Security />
  </System>
- <EventData>
  <Data>tclsh.exe</Data>

  <Data>661ab219</Data>
  <Data>tcl86t.dll</Data>

  <Data>661ab218</Data>
  <Data>c0000005</Data>
  <Data>000000000012f570</Data>
  <Data>428c</Data>
  <Data>01dab8eda8a5161b</Data>


  <Data>e3df3f43-1462-499d-8397-766be6a0e49e</Data>
  <Data />
  <Data />
  </EventData>
  </Event

########################################################

3) Content of C:\Program

Version=1
EventType=APPCRASH
EventTime=133622470820149160
ReportType=2
Consent=1
UploadTime=133622470821867514
ReportStatus=268435456
ReportIdentifier=614a9a33-7656-467d-8cd9-97d8c30e6510
IntegratorReportIdentifier=e3df3f43-1462-499d-8397-766be6a0e49e
Wow64Host=34404
NsAppName=tclsh.exe
OriginalFilename=tclsh86.exe
AppSessionGuid=0000428c-0001-0075-1b16-a5a8edb8da01


BootId=4294967295
TargetAsId=32827
UserImpactVector=808452912
IsFatal=1
EtwNonCollectReason=1

Response.BucketTable=4
Response.LegacyBucketId=1346474318758916614
Response.type=4
Sig[0].Name=Nom de l’application
Sig[0].Value=tclsh.exe
Sig[1].Name=Version de l’application

Sig[2].Name=Horodatage de l’application
Sig[2].Value=661ab219
Sig[3].Name=Nom du module défaillant
Sig[3].Value=tcl86t.dll
Sig[4].Name=Version du module défaillant

Sig[5].Name=Horodateur du module défaillant
Sig[5].Value=661ab218
Sig[6].Name=Code de l’exception
Sig[6].Value=c0000005
Sig[7].Name=Décalage de l’exception
Sig[7].Value=000000000012f570
DynamicSig[1].Name=Version du système

DynamicSig[2].Name=Identificateur de paramètres régionaux
DynamicSig[2].Value=1036
DynamicSig[22].Name=Information supplémentaire n° 1
DynamicSig[22].Value=9366
DynamicSig[23].Name=Information supplémentaire n° 2

DynamicSig[24].Name=Information supplémentaire n° 3
DynamicSig[24].Value=4d56
DynamicSig[25].Name=Information supplémentaire n° 4


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=19045
OsInfo[3].Key=ubr
OsInfo[3].Value=4412
OsInfo[4].Key=versp
OsInfo[4].Value=0
OsInfo[5].Key=arch
OsInfo[5].Value=9
OsInfo[6].Key=lcid
OsInfo[6].Value=1036
OsInfo[7].Key=geoid
OsInfo[7].Value=84
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=222701258
OsInfo[15].Key=osinsty
OsInfo[15].Value=1
OsInfo[16].Key=iever
OsInfo[16].Value=11.3636.19041.0-11.0.1000
OsInfo[17].Key=portos
OsInfo[17].Value=0
OsInfo[18].Key=ram
OsInfo[18].Value=3967
OsInfo[19].Key=svolsz
OsInfo[19].Value=464
OsInfo[20].Key=wimbt
OsInfo[20].Value=0
OsInfo[21].Key=blddt
OsInfo[21].Value=191206
OsInfo[22].Key=bldtm
OsInfo[22].Value=1406
OsInfo[23].Key=bldbrch
OsInfo[23].Value=vb_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=10.0.19041.4412.amd64fre.vb_release.191206-1406
OsInfo[30].Key=buildflightid
OsInfo[30].Value=5AFFFB9B-FB87-4242-B66A-4ECEEB1CF75F.1
OsInfo[31].Key=edition
OsInfo[31].Value=Professional
OsInfo[32].Key=ring
OsInfo[32].Value=Retail
OsInfo[33].Key=expid
OsInfo[34].Key=fconid
OsInfo[35].Key=containerid
OsInfo[36].Key=containertype
OsInfo[37].Key=edu
OsInfo[37].Value=0
FriendlyEventName=Fonctionnement arrêté
ConsentKey=APPCRASH
AppName=Tclsh Application

NsPartner=windows
NsGroup=windows8

MetadataHash=-1654420017