error LNK2001: unresolved external symbol "public: class com_ptr_t > & __thiscall ADOConn::GetRecordSet(class _bstr_t)" (?GetReco
rdSet@ADOConn@@QAEAAV?$_com_ptr_t@V?$_com_IIID@U_Recordset@@$1?_GUID_00001556_0000_0010_8000_00aa006d2ea4@@3U_s_GUID@@A@@@@V_bstr_t@@@Z)
Debug/HotelManage.exe : fatal error LNK1120: 1 unresolved externals
看看有没有缺少头文件
http://blog.csdn.net/hemmingway/article/details/7032881
找不到ADOConn::GetRecordSet这个函数符号