From: Warren Young Date: November 15 2007 9:42pm Subject: Re: Many Linker Errors attempting to build mysqlpp.dll VS2005 on winXP pro 64-bit List-Archive: http://lists.mysql.com/plusplus/7159 Message-Id: <473CBD50.7070903@etr-usa.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit John Landrum wrote: > > Creating library Debug\mysqlpp.lib and object Debug\mysqlpp.exp > vallist.obj : error LNK2019: unresolved external symbol _mysql_close@4 > referenced in function "public: void __thiscall The linker can't find the MySQL C API library. Your path fiddling apparently wasn't done correctly. A guess: the server is installed in E:\Program Files\MySQL\MySQL Server 5.0 not E:\Program Files\MySQL\My SQL Server 5.0 It's MySQL, not "My SQL". :)