cde 2.0.138413.24 cannot open virutal disk file builded by cde 1.2.114847

My OS is windows 7 x86

cde 2.0.138413.24 cannot open virutal disk file builded by cde 1.2.114847

error code:87

And when i reinstall cde 1.2.114847,it cannot mount the virutal disk file builded by cde 2.0.138413.