Hello, I do have to uninstall ULTRAEDIT V9 on lot of PC (OS = Win XP). The release 9 of UltraEdit was packaged by WISE. I've find the command line to uninstall in silent mode on another forum (APPDEPLOY) "C:\Program Files\UltraEdit\UNINSTAL.EXE" start \wait "C:\Program Files\UltraEdit\Uninstall.exe" "C:\Program Files\UltraEdit\install.log" -s But, when i run it, a error messagebox appears : "INSTALL.LOG file cannot be open". This file existe, and i have all permissions on it. and all ways are good. Someone can help me to find the good command line to uninstall this Software, please? Keihilin