Hi, > Hi i could't completly understand you > > is that true: > > you have instaled Redhat on a working sepatarate drive > and you hace added a drive from a crashed system > if this is the case i hope you can run > no it is a newly installed system which never was intended to use lvm. i only compiled lvm etc to get hopefully read the data of the harddriver from the completely different system. I never activated andy volume groups or defined something with lvm. do i have to define a volumegroup with this harddrive with the same name from the old system? Greetings Alexander Bruns