[Help] i get error when try to log in

[Rio]

Alright Mxc i have this serious problem and dont  know what is the cause , i compiled last rev of a project and when i try to log in two windows pops and i got dc error :

2010.9.3 01:05:30

OS : Windows XP 5.1 (Build: 2600)

CPU : AuthenticAMD  AMD Athlon 64 X2 Dual Core Processor 5200+ @ 2725 MHz 2047MB RAM

Video : NVIDIA GeForce 8600 GT  (5721)

PosCode : LS1(152) -71338:258271:-3111 2/1 [481]

 

General protection fault!

 

History: CClientSocket::OnUserNetmessage <- UWindowsViewport::ViewportWndProc <- WWindow::StaticProc <- DispatchMessage <- 00AC0286 1290 <- MessagePump <- MainLoop

 

 

 

and this

 

2010.9.3 01:07:18

OS : Windows XP 5.1 (Build: 2600)

CPU : AuthenticAMD  AMD Athlon 64 X2 Dual Core Processor 5200+ @ 2725 MHz 2047MB RAM

Video : NVIDIA GeForce 8600 GT  (5721)

PosCode : LS1(152) -71338:258271:-3111 2/1 [481]

 

Assertion failed: IsValid() [File:.\UnObj.cpp] [Line: 509]

 

please help :/