Demo.obj : error LNK2001: unresolved external symbol "public: virtual __thiscall CRove24::~CRove24(void)" (??1CRove24@@UAE@XZ)
Demo.obj : error LNK2001: unresolved external symbol "public: virtual __thiscall CVision::~CVision(void)" (??1CVision@@UAE@XZ)
Demo.obj : error LNK2001: unresolved external symbol "public: void __thiscall CVision::SetParam(struct YUVParam *)" (?SetParam@CVision@@QAEXPAUYUVParam@@@Z)
Demo.obj : error LNK2001: unresolved external symbol "public: __thiscall CRove24::CRove24(void)" (??0CRove24@@QAE@XZ)
Demo.obj : error LNK2001: unresolved external symbol "public: __thiscall CVision::CVision(void)" (??0CVision@@QAE@XZ)
Demo.obj : error LNK2001: unresolved external symbol "public: int __thiscall CVision::FindSplash(int)" (?FindSplash@CVision@@QAEHH@Z)
Demo.obj : error LNK2001: unresolved external symbol "public: void __thiscall CVision::ImageBuf(int,int,unsigned char *)" (?ImageBuf@CVision@@QAEXHHPAE@Z)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: virtual __thiscall CNetSend::~CNetSend(void)" (??1CNetSend@@UAE@XZ)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: __thiscall CNetSend::CNetSend(void)" (??0CNetSend@@QAE@XZ)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: void __thiscall CCompasee::Update(float,int)" (?Update@CCompasee@@QAEXMH@Z)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: int __thiscall CNetSend::Send(void const *,int)" (?Send@CNetSend@@QAEHPBXH@Z)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: int __thiscall CNetSend::isConnecting(void)" (?isConnecting@CNetSend@@QAEHXZ)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: void __thiscall CPieSensor::UpdateInfrared(int *)" (?UpdateInfrared@CPieSensor@@QAEXPAH@Z)
VoyCmd.obj : error LNK2001: unresolved external symbol "public: void __thiscall CPieSensor::UpdateUntrasonic(double *,int *)" (?UpdateUntrasonic@CPieSensor@@QAEXPANPAH@Z)
Debug/VoyTest.exe : fatal error LNK1120: 14 unresolved externals
Error executing link.exe.

VoyTest.exe - 15 error(s), 0 warning(s)

到底是哪里错了  请大家发表意见

请你打上断点,再运行,先将错误定位.这样看不出什么.

请问具体如何打上断点啊  劳驾

FindSplash(int）。CRove24（）。CNetSend(void）。UpdateInfrared(int *)等这些函数只是声明了，但没有定义。。。。所以才会是这样。你把这些函数写好了就没有事了，真的，我不知道你要做什么所以我不知道怎么给你写那些函数。。。。。。上面每行错误都有没有写好的函数。改改吧。。

    晕咯