.rpm files have no association

[Mikha ben Avraham]

Rick Stevens wrote:

> Go to your "preferences->File Types and Programs->Packages->RPM files",
> select "Install Package" in the "Default Action" section of "Actions".

This doesn't work. There are no other actions besides Custom. It does 
allow me to choose what program to run, and I've tried setting it to 
/bin/rpm but that's a no go. I'm sure I'm doing something wrong there.