io.files.info: On my Windows7 box, D: is "not really there" and it kills file-systems. Ignore errors instead of dying.
io.files.info: On my Windows7 box, D: is "not really there" and it kills
file-systems. Ignore errors instead of dying.

mcandre/factor,mcandre/factor,mcandre/factor,mcandre/factor,mcandre/factor,mcandre/factor,mcandre/factor