Ok my really bad and sad mistake, i used the wrong words just to be more especific, and i didn't saw the whole rules because i was too excited to start my unattended project. If the mods wants to banned me i will understand, in both ways this will not happen again. Again sorry for this and if you could and want help me would be great ok... i using WPI 6.2, i allready installed an app and i want to copy one file to the app path, i use the FILECOPY command but the file that i want to copy doesn't overwrite the old one.. i doing something wrong? FILECOPY "%wpipath%\Install\app\app.exe" %systemroot%\Program files\app /y any idea?