On Wed, 2006-12-06 at 15:29 -0200, Rildo wrote: > HI, I am so Brazil > > what does it mean when I do > > #rpm -ivh sendmail-devel.rpm, it turns backs > with message " aviso: sendmail-devel-8.13.1-2.i386.rpm: V3 DSA > signature: NOKEY, key ID 4f2a6fd2 > > erro: can't create transaction lock “ You need to be root to install an RPM. If you have setup sudo than you can do $ sudo rpm -ivh sendmail-devel.rpm Or the second way: first become root and then install the rpm: $ su - <enter your password> # rpm -ivh /directory/where/rpm/is/located/sendmail-devel.rpm Regards, Patrick