Description of problem: [root@radius1 ~]# yum install Radiator Loaded plugins: rhnplugin, security Setting up Install Process Resolving Dependencies --> Running transaction check ---> Package Radiator.noarch 40701:4.7-1 set to be updated --> Finished Dependency Resolution Dependencies Resolved ============================================================================================================================================================================================================================================== Package Arch Version Repository Size ============================================================================================================================================================================================================================================== Installing: Radiator noarch 40701:4.7-1 radiator-rhel5-x86_64 4.4 M Transaction Summary ============================================================================================================================================================================================================================================== Install 1 Package(s) Upgrade 0 Package(s) Total size: 4.4 M Is this ok [y/N]: y Downloading Packages: Running rpm_check_debug ERROR with rpm_check_debug vs depsolve: rpmlib(PayloadIsLzma) is needed by Radiator-4.7-1.noarch Complete! (1, [u'Please report this error in https://bugzilla.redhat.com/enter_bug.cgi?product=Red%20Hat%20Enterprise%20Linux%205&component=yum'])
the pkg Radiator appears to have been built with a version of rpm with the lzma payloard compression feature. This is a newer rpm than what is in rhel5 and is not backward compatible. They likely built the pkg with fedora's rpm. There is nothing yum can do about it.