In case this problem interests anyone ... Partitions.Show detail ~ on a Kingston USB memory reports this. Disk: USBSCSI0, 245MB = 502784 * 512, removable, CHS: 0*0*0, Usb Transparent SCSI device, mntcnt=0 USBSCSI0#00 0 502784 245MB --- (Whole disk) USBSCSI0#01 51 501789 245MB --- (Free) Partitions.Create USBSCSI0#01 245 ~ reports this in the System.Log. GetGeometry: error 0 Regards, ... Peter http://carnot.pathology.ubc.ca/