error.

Project: TeapotWars_2010, Configuration: Debug Win32 ------
1>gamecode4_2010.lib(Shaders.obj) : error LNK2019: unresolved external symbol _D3DX11CreateEffectFromMemory@20 referenced in function "public: long __thiscall LineDraw_Hlsl_Shader::OnRestore(class Scene *)" (?OnRestore@LineDraw_Hlsl_Shader@@QAEJPAVScene@@@Z)
1>C:\Game Coding Complete\SecretName\Source\TeapotWars\Msvc\..\..\Lib\Win32Debug\TeapotWars_2010Win32Debug.exe : fatal error LNK1120: 1 unresolved externals
========== Build: 0 succeeded, 1 failed, 1 up-to-date, 0 skipped ==========