unresolved external symbol means that You're not linking with required library. If you DID explicitly set up linking with all the necessary libraries, but linking errors still show, you might be mixing up 64/32 bit libraries and application.
unresolved external symbol means that You're not linking with required library. If you DID explicitly set up linking with all the necessary libraries, but linking errors still show, you might be mixing up 64/32 bit libraries and application.