Sam here...
Access violation at address 00453450 in module 'hfs.exe'. Read of address 00000004
HFS 2.0 beta41
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Stack list, generated 12.03.2006 12:38:50
[00453450]{hfs.exe } Forms.TMonitor.GetBoundsRect + $10
[0040414F]{hfs.exe } System.@HandleAnyException + $33
[004536E3]{hfs.exe } Forms.TScreen.GetMonitor + $B
[00453907]{hfs.exe } Forms.TScreen.FindMonitor + $23
[004533FA]{hfs.exe } Forms.TMonitor.GetHeight + $A
[004545B3]{hfs.exe } Forms.TScreen.MonitorFromPoint + $27
[004A4DCA]{hfs.exe } ComCtrls.TToolBar.CheckMenuDropdown + $22E
[004A0CD9]{hfs.exe } ComCtrls.TToolButton.CheckMenuDropdown + $39
[004A3830]{hfs.exe } ComCtrls.TToolBar.CNNotify + $B8
[00465D40]{hfs.exe } Controls.TControl.WndProc + $188
[00468CE3]{hfs.exe } Controls.TWinControl.WndProc + $157
[0044F7E1]{hfs.exe } Forms.TCustomForm.WndProc + $421
[0041DD5A]{hfs.exe } Classes.TThreadList.UnlockList (Line 3097, "classes.pas" + 1) + $7
[0042F3D8]{hfs.exe } Graphics.FreeMemoryContexts + $98
[00468960]{hfs.exe } Controls.TWinControl.MainWndProc + $2C
[00468975]{hfs.exe } Controls.TWinControl.MainWndProc + $41
[00428C1C]{hfs.exe } Classes.StdWndProc (Line 10565, "classes.pas" +
+ $0
[00468CE3]{hfs.exe } Controls.TWinControl.WndProc + $157
[0044F7E1]{hfs.exe } Forms.TCustomForm.WndProc + $421
[0041DD5A]{hfs.exe } Classes.TThreadList.UnlockList (Line 3097, "classes.pas" + 1) + $7
[00468CE3]{hfs.exe } Controls.TWinControl.WndProc + $157
[004A43F1]{hfs.exe } ComCtrls.TToolBar.WndProc + $231
[00465B10]{hfs.exe } Controls.TControl.Perform + $24
[00468E1B]{hfs.exe } Controls.DoControlMsg + $23
[00469499]{hfs.exe } Controls.TWinControl.WMNotify + $D
[00465D40]{hfs.exe } Controls.TControl.WndProc + $188
[00468CE3]{hfs.exe } Controls.TWinControl.WndProc + $157
[004A43F1]{hfs.exe } ComCtrls.TToolBar.WndProc + $231
[00468960]{hfs.exe } Controls.TWinControl.MainWndProc + $2C
[00428C1C]{hfs.exe } Classes.StdWndProc (Line 10565, "classes.pas" +
+ $0
[004A41B3]{hfs.exe } ComCtrls.SendDropdownMsg + $63
[004A4384]{hfs.exe } ComCtrls.TToolBar.WndProc + $1C4
[004A43E0]{hfs.exe } ComCtrls.TToolBar.WndProc + $220
[00468960]{hfs.exe } Controls.TWinControl.MainWndProc + $2C
[00428C1C]{hfs.exe } Classes.StdWndProc (Line 10565, "classes.pas" +
+ $0
[0045667D]{hfs.exe } Forms.TApplication.StopHintTimer + $15
[004559E7]{hfs.exe } Forms.TApplication.ProcessMessage + $83
[00455A1E]{hfs.exe } Forms.TApplication.HandleMessage + $A
[00455C3E]{hfs.exe } Forms.TApplication.Run + $96
[005128E8]{hfs.exe } hfs.hfs (Line 64, "C:\code\mine\hfs\hfs.dpr" + 14) + $2
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System : Windows XP Professional, Version: 5.1, Build: A28, "Service Pack 2"
Processor: AMD, AMD Athlon(tm) 64 Processor 3200+, 2200 MHz MMX
Display : 1024x768 pixels, 32 bpp
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Product Versions
hfs.exe: Build: 0 12.03.2006 08:55:52
hfs.old.exe: Build: 0 10.03.2006 20:56:02