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Hi, I get EAccessViolation on an application developed using Delphi 5 - TeeTree 1.0, when I destroy a data structure (actually a flow chart bound with database).javascript:emoticon('')

These are info of crash I get from my app.:
-------------------------------------------------------
EurekaLog 4.5.5

Application:
-------------------------------------------------------
1.1 Start Date : Thu, 23 Sep 2004 15:51:33 +0100
1.2 Name/Description: Jamila Generate Code
1.3 Version Number : 2.0.0.29
1.4 Parameters :

Exception:
----------------------------------------------------------------------------
-------------------------
2.1 Date : Thu, 23 Sep 2004 16:03:32 +0100
2.2 Address: 004DD8A6
2.3 Module : JAMILA.EXE
2.4 Type : EAccessViolation
2.5 Message: Access violation at address 004DD8A6 in module 'JAMILA.EXE'.
Read of address 03A0540C.

Active Controls:
----------------------------------------
3.1 Form Class : TFmProcedura
3.2 Form Text : Procedura semplice
3.3 Control Class: TTree
3.4 Control Text :

Computer:
---------------------------
4.1 Name : DANILO
4.2 User : cod
4.3 Total Memory: 191 Mb
4.4 Free Memory : 11 Mb
4.5 Total Disk : 4.03 Gb
4.6 Free Disk : 2.12 Gb

Operating System:
------------------------------------
5.1 Type : Microsoft Windows 98
5.2 Build # : 1998
5.3 Update :
5.4 Language: Italiano (standard)

Call Stack Information:
----------------------------------------------------------------------------
|Address |Module |Unit |Class |Procedure/Method |Line|
----------------------------------------------------------------------------
|004DD8A6|JAMILA.EXE|TeeTree.pas |TTreeNodeShape|RemovedChild |3167|
|004DD89C|JAMILA.EXE|TeeTree.pas |TTreeNodeShape|RemovedChild |3166|
|004DD7BB|JAMILA.EXE|TeeTree.pas |TTreeNodeShape|Destroy |3101|
|004E2F73|JAMILA.EXE|TeeTree.pas |TCustomTree |Clear |5952|
|004E2F64|JAMILA.EXE|TeeTree.pas |TCustomTree |Clear |5951|
|005D118E|JAMILA.EXE|NTDisegno.pas|NTDisegnoFC |InizializzaVar |1354|
|005D112C|JAMILA.EXE|NTDisegno.pas|NTDisegnoFC |InizializzaVar |1341|
|005D0CE9|JAMILA.EXE|NTDisegno.pas|NTDisegnoFC |DisegnoPGM |1246|
|BFF52489|USER32.DLL| | |BeginDeferWindowPos | |
|005CD62B|JAMILA.EXE|NTDisegno.pas|NTDisegnoFC |CtrlProcExpl |232 |
|005D0CD4|JAMILA.EXE|NTDisegno.pas|NTDisegnoFC |DisegnoPGM |1244|
|005D103E|JAMILA.EXE|NTDisegno.pas|NTDisegnoFC |RefreshDisegno |1320|
|005C1FBD|JAMILA.EXE|NTMenu.pas |NTMenuFC |DoRefresh |424 |
|005C94B7|JAMILA.EXE|NTMenu.pas |NTMenuFC |ViewProc |2193|
|005C94AB|JAMILA.EXE|NTMenu.pas |NTMenuFC |ViewProc |2192|
|004E1734|JAMILA.EXE|TeeTree.pas | |CheckMouseShapes |5347|
|004E1E36|JAMILA.EXE|TeeTree.pas |TCustomTree |MouseMove |5511|
|005C94AB|JAMILA.EXE|NTMenu.pas |NTMenuFC |ViewProc |2192|
|004E1734|JAMILA.EXE|TeeTree.pas | |CheckMouseShapes |5347|
|004E1E36|JAMILA.EXE|TeeTree.pas |TCustomTree |MouseMove |5511|
|005C94AB|JAMILA.EXE|NTMenu.pas |NTMenuFC |ViewProc |2192|
|005C1CC0|JAMILA.EXE|NTMenu.pas |NTMenuFC |InizializzazioneMenu|343 |
|005C1CB1|JAMILA.EXE|NTMenu.pas |NTMenuFC |PopupMnPopup |337 |
|005D96E0|JAMILA.EXE|Jamila.dpr | | |61 |

----------------------------------------------------------------------------

Modules Information:
----------------------------------------------------------------------------
-------------------------------------------------------------------------
|Handle |Name |Description
|Version |Size |Path |
----------------------------------------------------------------------------
-------------------------------------------------------------------------
|BFB70000|COMCTL32.DLL|Common Controls Library
|5.81.4916.400 |548624 |C:\WINDOWS\SYSTEM |
|BFE90000|VERSION.DLL |Win32 VERSION core component
|4.10.0.1998 |24576 |C:\WINDOWS\SYSTEM |
|BFEA0000|ADVAPI32.DLL|Win32 ADVAPI32 core component
|4.80.0.1675 |65536 |C:\WINDOWS\SYSTEM |
|BFEE0000|NTDLL.DLL |Win32 NTDLL core component
|4.10.0.1998 |20480 |C:\WINDOWS\SYSTEM |
|BFF20000|GDI32.DLL |Win32 GDI core component
|4.10.0.1998 |155648 |C:\WINDOWS\SYSTEM |
|BFF50000|USER32.DLL |Win32 USER32 core component
|4.10.0.1998 |69632 |C:\WINDOWS\SYSTEM |
|BFF70000|KERNEL32.DLL|Componente di base del kernel di Win32
|4.10.0.1998 |479232 |C:\WINDOWS\SYSTEM |
|00400000|JAMILA.EXE |Jamila Generate Code
|2.0.0.29 |3126272|D:\JAMILA\BIN |
|02930000|MSDATL3.DLL |Microsoft Data Access - OLE DB Implementation Support
Routines |2.80.1022.0 |86016 |C:\PROGRAMMI\FILE COMUNI\SYSTEM\OLE DB|
|032D0000|DIGEST.DLL |Pacchetto autenticazione SSPI Digest
|6.0.2800.1106 |55296 |C:\WINDOWS\SYSTEM |
|1B5C0000|MSWSTR10.DLL|Microsoft Jet Sort Library
|4.0.3829.2 |614672 |C:\WINDOWS\SYSTEM |
|1F320000|MSADCE.DLL |Microsoft Data Access - OLE DB Cursor Engine
|2.80.1022.0 |315392 |C:\PROGRAMMI\FILE COMUNI\SYSTEM\MSADC |
|1F370000|MSADCER.DLL |Microsoft Data Access - Risorse del motore del
cursore OLE DB |2.80.1022.0 |20480 |C:\PROGRAMMI\FILE
COMUNI\SYSTEM\MSADC |
|1F440000|MSADO15.DLL |Microsoft Data Access - ActiveX Data Objects
|2.80.1022.0 |512000 |C:\PROGRAMMI\FILE COMUNI\SYSTEM\ADO |
|1F670000|MSDART.DLL |Microsoft Data Access - OLE DB Runtime Routines
|2.80.1022.0 |143360 |C:\WINDOWS\SYSTEM |
|1F6B0000|MSDASQL.DLL |Microsoft Data Access - OLE DB Provider for ODBC
Drivers |2.80.1022.0 |303104 |C:\PROGRAMMI\FILE COMUNI\SYSTEM\OLE
DB|
|1F700000|MSDASQLR.DLL|Microsoft Data Access - Risorse provider OLE DB per
driver ODBC|2.80.1022.0 |16384 |C:\PROGRAMMI\FILE COMUNI\SYSTEM\OLE DB|
|1F7A0000|ODBC32.DLL |Microsoft Data Access - ODBC Driver Manager
|3.525.1022.0 |221184 |C:\WINDOWS\SYSTEM |
|1F7F0000|ODBCCP32.DLL|Microsoft Data Access - ODBC Installer
|3.525.1022.0 |102400 |C:\WINDOWS\SYSTEM |
|1F840000|ODBCINT.DLL |Microsoft Data Access - Risorse ODBC
|3.525.1022.0 |98304 |C:\WINDOWS\SYSTEM |
|1F890000|OLEDB32.DLL |Microsoft Data Access - OLE DB Core Services
|2.80.1022.0 |442368 |C:\PROGRAMMI\FILE COMUNI\SYSTEM\OLE DB|
|1F920000|OLEDB32A.DLL|Microsoft Data Access - Risorse dei servizi
principali OLE DB |2.80.1022.0 |65536 |C:\PROGRAMMI\FILE
COMUNI\SYSTEM\OLE DB|
|1F9C0000|SQLSRV32.DLL|Microsoft SQL Server ODBC Driver
|2000.85.1022.0|401408 |C:\WINDOWS\SYSTEM |
|1FA30000|SQLSRV32.RLL|Driver ODBC per Microsoft SQL Server
|2000.85.1022.0|98304 |C:\WINDOWS\SYSTEM |
|41090000|SQLUNIRL.DLL|String Function .DLL for SQL Enterprise Components
|2000.80.728.0 |180800 |C:\WINDOWS\SYSTEM |
|5E380000|MSOSS.DLL |Microsoft Trust ASN APIs
|5.131.1877.3 |139024 |C:\WINDOWS\SYSTEM |
|5F300000|OLEPRO32.DLL|
|5.0.4518.0 |229376 |C:\WINDOWS\SYSTEM |
|65340000|OLEAUT32.DLL|
|2.40.4518.0 |929792 |C:\WINDOWS\SYSTEM |
|69A20000|MTXDM.DLL |
|1999.6.902.0 |33040 |C:\WINDOWS\SYSTEM |
|6C000000|RICHED32.DLL|Windows 95 Rich Text Edit Control
|4.0.993.4 |174352 |C:\WINDOWS\SYSTEM |
|70200000|WININET.DLL |Internet Extensions per Win32
|6.0.2800.1106 |588800 |C:\WINDOWS\SYSTEM |
|70BD0000|SHLWAPI.DLL |Libreria leggera di utilità per la shell
|6.0.2800.1106 |395776 |C:\WINDOWS\SYSTEM |
|71300000|CRYPT32.DLL |Crypto API32
|5.131.1877.5 |373008 |C:\WINDOWS\SYSTEM |
|71620000|MSNSSPC.DLL |Client MSN per piattaforme a 32 bit
|6.0.0.7753 |116784 |C:\WINDOWS\SYSTEM |
|71650000|MSAPSSPC.DLL|Client DPA per piattaforme a 32 bit
|6.0.0.7755 |80128 |C:\WINDOWS\SYSTEM |
|71930000|SHFOLDER.DLL|Shell Folder Service
|6.0.2800.1106 |22528 |C:\WINDOWS\SYSTEM |
|74CB0000|DBNETLIB.DLL|Winsock Oriented Net DLL for SQL Clients
|2000.85.1022.0|73728 |C:\WINDOWS\SYSTEM |
|77400000|SCHANNEL.DLL|TLS / SSL Security Provider (US and Canada Use Only)
|4.87.1959.1877|124176 |C:\WINDOWS\SYSTEM |
|779D0000|MSVCRT40.DLL|Microsoft (R) C Runtime Library Forwarder DLL
|4.2000.0.6172 |65024 |C:\WINDOWS\SYSTEM |
|78000000|MSVCRT.DLL |Microsoft (R) C Runtime Library
|6.0.8397.0 |266293 |C:\WINDOWS\SYSTEM |
|780A0000|MSVCIRT.DLL |Microsoft (R) C++ Runtime Library
|6.0.8168.0 |77878 |C:\WINDOWS\SYSTEM |
|78630000|WSOCK32.DLL |BSD Socket API per Windows
|4.10.0.1998 |40960 |C:\WINDOWS\SYSTEM |
|78670000|WS2HELP.DLL |Windows Socket 2.0 Helper for Windows 98
|4.10.0.1998 |24576 |C:\WINDOWS\SYSTEM |
|78680000|WS2_32.DLL |Windows Socket 2.0 32-Bit DLL
|4.10.0.1998 |73728 |C:\WINDOWS\SYSTEM |
|7A440000|RNR20.DLL |Windows Socket2 NameSpace DLL
|4.10.0.1998 |57344 |C:\WINDOWS\SYSTEM |
|7B040000|MSWSOCK.DLL |API dell'estensione Microsoft WinSock
|4.10.0.1998 |86016 |C:\WINDOWS\SYSTEM |
|7C030000|MSAFD.DLL |Service Provider Microsoft Windows Sockets 2.0
|4.10.0.1998 |45056 |C:\WINDOWS\SYSTEM |
|7F870000|NETBIOS.DLL |
| |28672 |C:\WINDOWS\SYSTEM |
|7F8A0000|SECUR32.DLL |Microsoft Win32 Security Services
|4.10.0.1998 |40960 |C:\WINDOWS\SYSTEM |
|7F9C0000|NETAPI32.DLL|32-bit network API DLL
|4.10.0.1998 |20480 |C:\WINDOWS\SYSTEM |
|7FBD0000|RPCRT4.DLL |Remote Procedure Call DLL
|4.71.1718.0 |323584 |C:\WINDOWS\SYSTEM |
|7FC60000|MSVCRT20.DLL|Microsoft® C Runtime Library
|2.11.0.0 |274432 |C:\WINDOWS\SYSTEM |
|7FCE0000|SHELL32.DLL |DLL comune della shell di Windows
|4.72.3110.6 |1409024|C:\WINDOWS\SYSTEM |
|7FE40000|COMDLG32.DLL|DLL delle finestre di dialogo comuni
|4.72.3110.2 |184320 |C:\WINDOWS\SYSTEM |
|7FE70000|WINSPOOL.DRV|Win32 WINSPOOL core component
|4.10.0.1998 |23040 |C:\WINDOWS\SYSTEM |
|7FF30000|OLE32.DLL |Microsoft OLE for Windows and Windows NT
|4.71.1719.0 |786432 |C:\WINDOWS\SYSTEM |

Hi,

It is for us not possible to determine the cause of this error.

Is it possible to provide us a source code example which shows the error.

Or at least parts of your source code where the error occurs.

Thanks,
Tom