CORELDraw 11 issue

hy, i'v got the following problem  i've mare a few prospects in Corel Draw 11, some of the files where initialy large, something like 90MB, after finishing my work i could not open the files not on my computer or other computers, so i'v started again this time i've included only smaler images so that the bigest file was about 9MB, the same problem appeared, i've done this under Win2000 and WinXP (both profesional)  any help would be welcome

tks

SolidworksDrawings And Detailing