TECHNICAL SUPPORT / WEB APPs BUGS

whenever i try to launch ryzom i get an error window with this message


A failed assertion occurs
ProcName: client_ryzom_rd.exe
Date: 2013/06/28 21:59:44
File: Z:\home\nevrax\code\nel\src\3d\driver\direct3d\driver_direct3d_sh ader.cpp
Line: 402
FuncName: NL3D::setFX
Reason: "drv->activeShader (&s)"
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No log
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how do i fix this?

im in win 7 with a 512 radeon graph card (all other specs are way above the min sys requirements)