bugreport2 for heidisql

date/time : 2013-04-02, 16:25:19, 13ms
computer name : D067E5197E3B
user name : wu0018 <admin>
registered owner : admin
operating system : Windows 7 build 7600
system language : Chinese (Simplified)
system up time : 7 hours 50 minutes
program up time : 36 minutes 55 seconds
processors : 4x Intel(R) Core(TM) i3-2100 CPU @ 3.10GHz
physical memory : 862/3241 MB (free/total)
free disk space : (C:) 16.77 GB (D:) 64.52 GB
display mode : 1440x900, 32 bit
process id : $1d90
allocated memory : 118.99 MB
executable : heidisql.exe
exec. date/time : 2013-03-29 16:38
version : 7.0.0.4375
compiled with : Delphi XE
madExcept version : 3.0m beta 1
callstack crc : $c3fb9196, $64124e03, $64124e03
exception number : 3
exception class : EArgumentOutOfRangeException
exception message : Argument out of range.

main thread ($22f0):
00733f97 heidisql.exe dbconnection 5239 +0 {Generics.Collections}TList<dbconnection.TDBObject>.GetItem
007f1cb1 heidisql.exe Main 4730 +5 TMainForm.ListTablesInitNode
00623413 heidisql.exe VirtualTrees TBaseVirtualTree.DoInitNode
0062727c heidisql.exe VirtualTrees TBaseVirtualTree.InitNode
0062e939 heidisql.exe VirtualTrees TBaseVirtualTree.GetNext
007f9aca heidisql.exe Main 6732 +57 TMainForm.TimerFilterVTTimer
00535523 heidisql.exe ExtCtrls TTimer.Timer
00535407 heidisql.exe ExtCtrls TTimer.WndProc
004ab958 heidisql.exe Classes StdWndProc
75b78e97 USER32.dll DispatchMessageW
00575ffb heidisql.exe Forms TApplication.ProcessMessage
0057603e heidisql.exe Forms TApplication.HandleMessage
00576369 heidisql.exe Forms TApplication.Run
00818be2 heidisql.exe heidisql 74 +22 initialization
76261152 kernel32.dll BaseThreadInitThunk

detail:Inadvertently appear . I don't know what reason be