thank you for your answer. i have Macintosh OSX 10.5 and the file's have .vwx extension. vw2009 only recognize 12.5 file's neither 11 nor 2009 version's.
in our office we have both mac and pc platforms my problem is that my vw2009 version on a mac doesn't recognize vw files that was created on a pc. with the 12.5 version that i had before there was no problem. doe's someone have a solution? thank you.