I am coming up with a error message when it does install it say this is not a valid pocketpc program even though I have installed it before I tried installing it from my desk top by redownloading or from my saved files even though I have enough memory and have used it on same exact device it is coming with this message could anybody tell me why it would work one time and the next time I install it in when I get it in why it is not working I read the form about a program called Adobe Reader 2.0 would this help me. sorry for the long form