The first 32 bit version of MapInfo Professional was 4.0. We built and shipped both 16 and 32 bit versions up until version 4.12. Version 4.5 and above are 32-bit only. Eric Blasenheim MapInfo Corp. _______________________________________________________________________ List hosting provided by Directions Magazine | www.directionsmag.com | To unsubscribe, send e-mail to [EMAIL PROTECTED] and put "unsubscribe MapInfo-L" in the message body.