L2 Packethack - critical error

[FlatronXL]

OS: Windows XP 5.1 (Build: 2600)
CPU: AuthenticAMD PentiumPro-class processor @ 1923 MHz with 511MB RAM
Video: WinFast A7600 GS (NVIDIA) (9147)

General protection fault!

History: NConsoleWnd::RequestAuthLogin <- NCVirtualWndMain::PassToFocusedWindow <- NCVirtualWndMain::PassToFocusedWindow <- NCVirtualWndMain::PassToFocusedWindow <- NCVirtualWndMain::PassToFocusedWindow <- NCVirtualWndMain:ispatchWndMsg <- NConsoleWnd:ispatchWndMsgX <- NConsoleWnd:ispatchWndMsg <- UWindowsViewport::ViewportWndProc <- WWindow::StaticProc <- MessagePump <- MainLoop






Please where is a problem ??
My friend´s use this in same server and no PROBLEM ... and their PC is + - too same.
I reinstal L2,change host,start l2 with l2 walker and always same problem.
When i write login and use ok ---> Critical ERROR
Please hlp,Thanks

[DieGuiTo]

anti hack