Still giving errors editing table structures

I'm still getting errors trying to edit the structure of tables... It got a little better for a while but the latest builds are at it again...


date/time : 2010-12-04, 11:55:01, 422ms
computer name : ---
user name : --- <admin>
registered owner : Microsoft / Microsoft
operating system : Windows 7 Tablet PC x64 build 7600
system language : English
system up time : 3 days 12 hours
program up time : 1 minute 31 seconds
processors : 8x Intel(R) Core(TM) i7 CPU 930 @ 2.80GHz
physical memory : 5286/10231 MB (free/total)
free disk space : (C:) 661.26 MB
display mode : 1920x1200, 32 bit
process id : $28d4
allocated memory : 95.87 MB
executable : HeidiSQL.exe
exec. date/time : 2010-12-04 11:53
version : 6.0.0.3622
compiled with : Delphi 2010
madExcept version : 3.0k
callstack crc : $4eb49e1d, $76b34daa, $76b34daa
exception number : 1
exception class : EAccessViolation
exception message : Access violation at address 006290A3 in module 'HeidiSQL.exe'. Read of address 554E1319.

main thread ($29b4):
006290a3 HeidiSQL.exe VirtualTrees TBaseVirtualTree.GetNodeLevel
0067adf7 HeidiSQL.exe grideditlinks 1438 +2 TDataTypeEditorLink.DoTreeSelectInitNode
0061d79b HeidiSQL.exe VirtualTrees TBaseVirtualTree.DoInitNode
006216b1 HeidiSQL.exe VirtualTrees TBaseVirtualTree.InitNode
00628ca1 HeidiSQL.exe VirtualTrees TBaseVirtualTree.GetNextSelected
00627c40 HeidiSQL.exe VirtualTrees TBaseVirtualTree.GetFirstSelected
00618085 HeidiSQL.exe VirtualTrees TBaseVirtualTree.WMKeyDown
006779db HeidiSQL.exe grideditlinks 325 +8 TBaseGridEditorLink.TempWindowProc
0053a86c HeidiSQL.exe Controls TControl.Perform
0054197e HeidiSQL.exe Controls TWinControl.CNKeyDown
0053ac48 HeidiSQL.exe Controls TControl.WndProc
770b00e3 ntdll.dll KiUserCallbackDispatcher
0053ac48 HeidiSQL.exe Controls TControl.WndProc
0053f510 HeidiSQL.exe Controls TWinControl.WndProc
00625518 HeidiSQL.exe VirtualTrees TBaseVirtualTree.WndProc
006779db HeidiSQL.exe grideditlinks 325 +8 TBaseGridEditorLink.TempWindowProc
0053ebb0 HeidiSQL.exe Controls TWinControl.MainWndProc
0049a5dc HeidiSQL.exe Classes StdWndProc
74eb7df5 USER32.dll DispatchMessageW
0056b311 HeidiSQL.exe Forms TApplication.ProcessMessage
0056b356 HeidiSQL.exe Forms TApplication.HandleMessage
0056b681 HeidiSQL.exe Forms TApplication.Run
007a673a HeidiSQL.exe heidisql 66 +15 initialization
769a3675 kernel32.dll BaseThreadInitThunk

Looks like issue #1677 which I failed to fix several times recently.