When I use pdflatex (pdfTeX 3.1415926-1.50.0-alpha-20080414-2.2 (Web2C 7.5.6)) to include pdf figures, I found that all pdf figures cannot be included!

This is a WIN32-only problem (also in 1.40.8-beta). I'll investigate and will fix the problem in 1.40.8-beta ASAP. Best regards, Akira