I had this problem whenever I'd let my batteries get too low, try keeping them at 40% or above and se if the problem continues. On Wed, 18 Jan 2006 12:00:04 -0800, you wrote: >Hello folks. First I have a book port that is approximately four months old. >I am using a 1 gb flash card and my operating system is windows me. After I >send a few files to the unit or record a memo, I am taken back to the >beginning of the present file that I am reading. All my bookmarks also are >cleared. Then I have to run scan disk and the book port works fine. The >thing is this happens quite often and as a consequence, I have to run scan >disk frequently. I was wondering if anyone out there had any advice on how I >night cut down on the amount of errors that come up. Any advice would be >appreciated. >Marvin Kotler >