erro: can't create transaction lock install .rpm

[Patrick]

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