Hi John: No, I'm using WinME. I've been running every of CT DOS under it with out problems. I don't know what to expect from CT DOS when I'm forced to use WinXP or Vista. TNX es 73 Bob, K1VU At 06:09 3/28/2007, John Bednar wrote: >Bob, > >Were you using CTDos with WinXp when you had this time problem? > >John >k3ct at verizon.net