Hi, I am Satheesh, i have a doubt please clarify it possible. I have a mfc program writing data to a file also includes some threads for getting system date-time etc and placing it to a notepad. Release mode : Using winxp admin/user(admin privilege) account it is working properly, but it is not working in other user account(not admin privilege).i am using vc 6.0 only and winxp. how can i run my application in all accounts in xp(both admin and non-admin privilege account). may be set-up admin-privilege manifest (correct code and related code placed in resource) but also it is not working it is again as program crash before. what is the remedy? . is there remedy for all user's in xp and vista. (xp is important), reply appreciated. Programming : MFC,C++ Operating system : winxp sp1/2 Regards, Satheesh