You may see additional link errors, such as:
• LINK: warning LNK4099 : PDB vc40.pdb was not found with \deb\FILEIO.OBJCgdll32.LIB or at c:\src\cg\deb\vc40.PDB
• Linking object not found
These are compiler warnings that there is not sufficient information to create a debug database for the project.