错误 1 error LNK2001: 无法解析的外部符号 “protected: virtual struct AFX_MSGMAP const * __thiscall CDlgLinerPara

错误提示：

错误	1	error LNK2001: 无法解析的外部符号 "protected: virtual struct AFX_MSGMAP const * __thiscall CDlgLinerPara::GetMessageMap(void)const " (?GetMessageMap@CDlgLinerPara@@MBEPBUAFX_MSGMAP@@XZ)	D:\Documents\Visual Studio 2013\Projects\20250224\Demo\Demo\DlgLinerPara.obj	Demo

错误与解决方案：在MFC中在不需要用消息映射宏时,把它删除干净

DECLARE_MESSAGE_MAP()

https://blog.youkuaiyun.com/on_fighting/article/details/16902679