Linker Tools Error LNK1000

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The latest version of this topic can be found at Linker Tools Error LNK1000.

unknown error; consult documentation for technical support options

Note the circumstances of the error, try to isolate the problem and create a reproducible test case, then contact Microsoft Product Support Services. For information on how to investigate and report these errors, see http://support.microsoft.com/default.aspx?scid=kb;en-us;134650.

You may get this error if you mix standard header files (for example, dos.h) and your own files. #include the standard headers first, followed by your own header files.