LNK2019: unresolved external symbol

[thubaasini]

hai..can anyone please tell me why am i getting this error?i really have no idea why i keep getting this errors?

1>3dWorldMain.obj : error LNK2019: unresolved external symbol "public: __thiscall vector3D::vector3D(class vector3D const &)" (??0vector3D@@QAE@ABV0@@Z) referenced in function "bool __cdecl checkCollisions(class vector3D)" (?checkCollisions@@YA_NVvector3D@@@Z)
1>Model.obj : error LNK2001: unresolved external symbol "public: __thiscall vector3D::vector3D(class vector3D const &)" (??0vector3D@@QAE@ABV0@@Z)
1>3dWorldMain.obj : error LNK2019: unresolved external symbol "public: class vector3D __thiscall vector3D::operator+(class vector3D const &)" (??Hvector3D@@QAE?AV0@ABV0@@Z) referenced in function "bool __cdecl checkCollisions(class vector3D)" (?checkCollisions@@YA_NVvector3D@@@Z)
1>3dWorldMain.obj : error LNK2019: unresolved external symbol "public: class vector3D const & __thiscall vector3D::operator=(class vector3D const &)" (??4vector3D@@QAEABV0@ABV0@@Z) referenced in function "bool __cdecl checkCollisions(class vector3D)" (?checkCollisions@@YA_NVvector3D@@@Z)
1>Model.obj : error LNK2001: unresolved external symbol "public: class vector3D const & __thiscall vector3D::operator=(class vector3D const &)" (??4vector3D@@QAEABV0@ABV0@@Z)
1>3dWorldMain.obj : error LNK2019: unresolved external symbol "public: class vector3D __thiscall vector3D::inverse(void)" (?inverse@vector3D@@QAE?AV1@XZ) referenced in function "bool __cdecl checkCollisions(class vector3D)" (?checkCollisions@@YA_NVvector3D@@@Z)
1>3dWorldMain.obj : error LNK2019: unresolved external symbol "public: __thiscall vector3D::vector3D(void)" (??0vector3D@@QAE@XZ) referenced in function "bool __cdecl checkCollisions(class vector3D)" (?checkCollisions@@YA_NVvector3D@@@Z)
1>Model.obj : error LNK2001: unresolved external symbol "public: __thiscall vector3D::vector3D(void)" (??0vector3D@@QAE@XZ)
1>MilkshapeModel.obj : error LNK2019: unresolved external symbol "public: __thiscall CPlane::CPlane(void)" (??0CPlane@@QAE@XZ) referenced in function "public: __thiscall Model::Mesh::Mesh(void)" (??0Mesh@Model@@QAE@XZ)
1>Model.obj : error LNK2001: unresolved external symbol "public: __thiscall CPlane::CPlane(void)" (??0CPlane@@QAE@XZ)
1>MilkshapeModel.obj : error LNK2019: unresolved external symbol "public: __thiscall CPlane::~CPlane(void)" (??1CPlane@@QAE@XZ) referenced in function "public: __thiscall Model::Mesh::Mesh(void)" (??0Mesh@Model@@QAE@XZ)
1>Model.obj : error LNK2001: unresolved external symbol "public: __thiscall CPlane::~CPlane(void)" (??1CPlane@@QAE@XZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: __thiscall CSphere::CSphere(void)" (??0CSphere@@QAE@XZ) referenced in function "public: __thiscall Model::Model(void)" (??0Model@@QAE@XZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: __thiscall CSphere::~CSphere(void)" (??1CSphere@@QAE@XZ) referenced in function "public: virtual __thiscall Model::~Model(void)" (??1Model@@UAE@XZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: enum Halfspace __thiscall CPlane::classifyPoint(class vector3D)" (?classifyPoint@CPlane@@QAE?AW4Halfspace@@Vvector3D@@@Z) referenced in function "public: bool __thiscall Model::checkCollisions(class vector3D)" (?checkCollisions@Model@@QAE_NVvector3D@@@Z)
1>Model.obj : error LNK2019: unresolved external symbol "public: float __thiscall CSphere::setSphereRadiusFromObject(class vector3D * const,int)" (?setSphereRadiusFromObject@CSphere@@QAEMQAVvector3D@@H@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: class vector3D __thiscall CSphere::setSphereCentreFromObject(class vector3D * const,int)" (?setSphereCentreFromObject@CSphere@@QAE?AVvector3D@@QAV2@H@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: void __thiscall vector3D::set(float,float,float)" (?set@vector3D@@QAEXMMM@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: class CPlane const & __thiscall CPlane::operator=(class CPlane const &)" (??4CPlane@@QAEABV0@ABV0@@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: bool __thiscall CPlane::operator==(class CPlane const &)" (??8CPlane@@QAE_NABV0@@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: void __thiscall CPlane::normalise(void)" (?normalise@CPlane@@QAEXXZ) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: void __thiscall CPlane::setData(class vector3D,float)" (?setData@CPlane@@QAEXVvector3D@@M@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: float __thiscall vector3D::operator*(class vector3D const &)" (??Dvector3D@@QAEMABV0@@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: class vector3D __thiscall vector3D::crossProd(class vector3D const &)" (?crossProd@vector3D@@QAE?AV1@ABV1@@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: class vector3D __thiscall vector3D::operator-(class vector3D const &)" (??Gvector3D@@QAE?AV0@ABV0@@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)
1>Model.obj : error LNK2019: unresolved external symbol "public: void __thiscall CPlane::setData(float,float,float,float)" (?setData@CPlane@@QAEXMMMM@Z) referenced in function "public: void __thiscall Model::preCalcCollisionData(void)" (?preCalcCollisionData@Model@@QAEXXZ)

[kbw]

You're not linking with vector3D, Model ...

You're either missing a source file or a library.