>HI,
>
>I need to replace app1.exe with a new app1.exe
>In the app1.exe i run app2.exe, how do i know in app2.exe that app1.exe is still running ?
>
>Thank you ALL,
>
>João

See Re: End a process in Win2K/WinXP Message #708483. You can use the part of code that finds the process.