Exception description:

Access violation at address 00409B3C in module 'PSPad.exe'. Read of address
000000FF.

Exception class: EAccessViolation
Exception address: 00409B3C
--------------------------------------------------------------------------------
--------------------
Stack list, generated 20/04/2017 09:52:59
[00409B3C] System.@CallDynaInst + $4
[0040E429] System.@DynArraySetLength + $5
[004B969A] System.Classes.TList.SetCapacity + $2E
[0065905E] Vcl.Controls.TWinControl.GetTabOrderList + $4A
[006590AD] Vcl.Controls.TWinControl.FindNextControl + $3D
[0061FC07] Vcl.Forms.TCustomForm.SetActive + $53
[00620A47] Vcl.Forms.TCustomForm.WMMDIActivate + $2B
[00650F9A] Vcl.Controls.TControl.WndProc + $2BE
[0061D3EA] Vcl.Forms.Default + $3A
[0061D615] Vcl.Forms.TCustomForm.ClientWndProc + $1D9
[00655B01] Vcl.Controls.TWinControl.WndProc + $5E9
[0061D399] Vcl.Forms.TCustomForm.WndProc + $64D
[00655120] Vcl.Controls.TWinControl.MainWndProc + $2C
[004D2A88] System.Classes.StdWndProc + $14
[00655C12] Vcl.Controls.TWinControl.DefaultHandler + $E6
[0061F692] Vcl.Forms.TCustomForm.DefaultHandler + $5A
[00650F9A] Vcl.Controls.TControl.WndProc + $2BE
[00655B01] Vcl.Controls.TWinControl.WndProc + $5E9
[0040A698] System.TMonitor.TryEnter + $28
[0040A1F4] System.TMonitor.Enter + $10
[00655B01] Vcl.Controls.TWinControl.WndProc + $5E9
[0040A382] System.TMonitor.Exit + $6
[0040A3D3] System.TMonitor.Exit + $F
[0051D2D3] Vcl.Graphics.FreeMemoryContexts + $9B
[00655120] Vcl.Controls.TWinControl.MainWndProc + $2C
[00655135] Vcl.Controls.TWinControl.MainWndProc + $41
[0061D399] Vcl.Forms.TCustomForm.WndProc + $64D
[004D2A88] System.Classes.StdWndProc + $14
[00655120] Vcl.Controls.TWinControl.MainWndProc + $2C
[004D2A88] System.Classes.StdWndProc + $14
[00621699] Vcl.Forms.TCustomForm.CMShowingChanged + $4FD
[00657C39] Vcl.Controls.TWinControl.CMShowingChanged + $21
[00409BC3] System.TObject.Dispatch + $13
[00650F9A] Vcl.Controls.TControl.WndProc + $2BE
[00655B01] Vcl.Controls.TWinControl.WndProc + $5E9
[0061D399] Vcl.Forms.TCustomForm.WndProc + $64D
[00650BD4] Vcl.Controls.TControl.Perform + $24
[00654EC9] Vcl.Controls.TWinControl.UpdateShowing + $10D
[00654FD8] Vcl.Controls.TWinControl.UpdateControlState + $BC
[00657C0E] Vcl.Controls.TWinControl.CMVisibleChanged + $26
[00650F9A] Vcl.Controls.TControl.WndProc + $2BE
[0040D170] System.@FinalizeRecord + $28
[0040A0E4] System.TMonitor.Destroy + $0
[0040980D] System.TObject.CleanupInstance + $39
[004095EC] System.TObject.FreeInstance + $C
[00409E3A] System.@ClassDestroy + $2
[004B91CC] System.Classes.TList.Destroy + $18
[0061D62E] Vcl.Forms.TCustomForm.AlignControls + $E
[00655B01] Vcl.Controls.TWinControl.WndProc + $5E9
[0061C96B] Vcl.Forms.TCustomForm.GetClientRect + $7F
[0061D399] Vcl.Forms.TCustomForm.WndProc + $64D
[0062385F] Vcl.Forms.TScreen.GetMonitor + $B
[0061E78D] Vcl.Forms.TCustomForm.SetWindowToMonitor + $B5
[00650BD4] Vcl.Controls.TControl.Perform + $24
[0064F582] Vcl.Controls.TControl.SetVisible + $26
[0061CBA5] Vcl.Forms.TCustomForm.SetVisible + $3D
[0061BEBD] Vcl.Forms.TCustomForm.DoCreate + $71
[0061BA99] Vcl.Forms.TCustomForm.AfterConstruction + $11
[00409E5D] System.@AfterConstruction + $1D
[0061BA4B] Vcl.Forms.TCustomForm.Create + $19B
[00961C7D] uMain.TfPSPad.CreateChild (Line 2479, "uMain.pas" + 5) + $D
[00966C4D] uMain.TfPSPad.OpenSynEditFile (Line 3977, "uMain.pas" + 21) + $4
[007E0DAA] uFTP.TfFTP.OpenFTPFile (Line 771, "uFTP.pas" + 48) + $1C
[007DFAB9] uFTP.TfFTP.listFTPDblClick (Line 369, "uFTP.pas" + 35) + $18
[007DFB53] uFTP.TfFTP.listFTPKeyPress (Line 380, "uFTP.pas" + 4) + $2
[00657703] Vcl.Controls.TWinControl.KeyPress + $17
[0065775A] Vcl.Controls.TWinControl.DoKeyPress + $4E
[00657786] Vcl.Controls.TWinControl.WMChar + $A
[00650F9A] Vcl.Controls.TControl.WndProc + $2BE
[0040B7BD] System.@UStrFromPWCharLen + $25
[0064F66E] Vcl.Controls.TControl.GetText + $16
[00655B01] Vcl.Controls.TWinControl.WndProc + $5E9
[00655710] Vcl.Controls.TWinControl.WndProc + $1F8
[0040A698] System.TMonitor.TryEnter + $28
[0040A1F4] System.TMonitor.Enter + $10
[0040A074] System.TMonitor.CheckOwningThread + $4
[0040A382] System.TMonitor.Exit + $6
[0040A3D3] System.TMonitor.Exit + $F
[0051D2D3] Vcl.Graphics.FreeMemoryContexts + $9B
[00655120] Vcl.Controls.TWinControl.MainWndProc + $2C
[00655135] Vcl.Controls.TWinControl.MainWndProc + $41
[00655B01] Vcl.Controls.TWinControl.WndProc + $5E9
[0040A698] System.TMonitor.TryEnter + $28
[0040A1F4] System.TMonitor.Enter + $10
[0040A074] System.TMonitor.CheckOwningThread + $4
[0040A382] System.TMonitor.Exit + $6
[0040A3D3] System.TMonitor.Exit + $F
[00655B01] Vcl.Controls.TWinControl.WndProc + $5E9
[00655120] Vcl.Controls.TWinControl.MainWndProc + $2C
[00655135] Vcl.Controls.TWinControl.MainWndProc + $41
[0058E06B] Vcl.ComCtrls.TCustomListView.WndProc + $AF
[00655120] Vcl.Controls.TWinControl.MainWndProc + $2C
[004D2A88] System.Classes.StdWndProc + $14
[00626D37] Vcl.Forms.TApplication.ProcessMessage + $F3
[00626D7A] Vcl.Forms.TApplication.HandleMessage + $A
[006270AD] Vcl.Forms.TApplication.Run + $C9
[009A69DA] PSPad.PSPad (Line 70, "PSPad.dpr" + 35) + $7
--------------------------------------------------------------------------------
--------------------
Program  : C:\Program Files (x86)\PSPad editor\PSPad.exe  5.0.0 (182)
System   : Windows 10 Professional x64, Version: 10.0, Build: 295A, 
Processor: AMD, AMD Athlon(tm) II X4 640 Processor, 3020 MHz MMX
Display  : 1920x1080 pixels, 32 bpp
--------------------------------------------------------------------------------
--------------------
Active Controls Hierarchy:
TfChildEdit "fChildEdit"
--------------------------------------------------------------------------------
--------------------

-- 
<http://forum.pspad.com/read.php?4,68620,68620>
PSPad freeware editor http://www.pspad.com

Odpovedet emailem