[root at build6 ~]# cat /etc/redhat-release CentOS release 6.5 (Final) [root at build6 ~]# [root at build6 ~]# uname -a Linux build6 2.6.32-431.23.3.el6.x86_64 #1 SMP Thu Jul 31 17:20:51 UTC 2014 x86_64 x86_64x86_64 GNU/Linux [root at build6 ~]# yum clean all Loaded plugins: fastestmirror, security Cleaning repos: base extras updates Cleaning up Everything Cleaning up list of fastest mirrors [root at build6 ~]# [root at build6 ~]# yum --enablerepo=epel install cmake metis Loaded plugins: fastestmirror, security Determining fastest mirrors * base: mirror.keystealth.org * epel: mirrors.solfo.com * extras: mirror.san.fastserv.com * updates: repos.lax.quadranet.com base | 3.7 kB 00:00 base/primary_db | 4.4 MB 00:00 extras | 3.4 kB 00:00 extras/primary_db | 19 kB 00:00 updates | 3.4 kB 00:00 updates/primary_db | 4.7 MB 00:00 Setting up Install Process Resolving Dependencies --> Running transaction check ---> Package cmake.x86_64 0:2.6.4-5.el6 will be installed ---> Package metis.x86_64 0:5.1.0-1.el6 will be installed --> Processing Conflict: metis-5.1.0-1.el6.x86_64 conflicts cmake < 2.8 --> Finished Dependency Resolution Error: metis conflicts with cmake-2.6.4-5.el6.x86_64 You could try using --skip-broken to work around the problem You could try running: rpm -Va --nofiles --nodigest [root at build6 ~]# I don't recall ever running into a conflict between packages in base and packages in epel repositories. Anyone else getting the same error? Thanks, -- Peter