Hi I have a problem during the installation too. With this command : setup.exe -r:c:\reponse.txt -debug The install returns ExitCode:21 Invalid destination path. Here is my response.txt : [Environment] InstallationMode=INSTALL_NORMAL InstallationType=STANDARD DestinationPath=C:\ StartProcedure=MyStartProc EndProcedure = MyEndProc [Windows_Desktop_Integration] Register4MsWord=Yes Register4MsExcel=Yes Register4MsPowerPoint=Yes RegisterAsDefaultHtmlEditor=No [Java] JavaSupport = preinstalled_or_none [Procedures] Sub PostSetup SetReboot( False ) End Sub HideSetup I have tried with different installation path (D:\, C:\Progam File\) but the error is the same I have deleted the Destination Path entry in response.txt and tried with: setup.exe -d "C:\OpenOffice" -r response.txt but the installation is stopped with no error code. I 'm working with Windows XP SP2 and previous install of OOo has been removed Someone can help me ?