[PLUG] apt errors

[Dirk Ouellette]

I know this has been given, but would someone please tell me how to
correct this error in RedHat 9?
TIA, Dirk

[root at localhost gimp-print-4.2.5]# apt-get install foomatic
error: cannot get exclusive lock on /var/lib/rpm/Packages
error: cannot open Packages index using db3 - Operation not permitted
(1)
error: cannot open Packages database in
E: could not open RPM database