Raoul, Thank you for the attention.
These are the information that you asked for after remove madkiss. aptitude -t lenny-backports install heartbeat pacemaker, still with the same error message. apt-cache policy cluster-glue pacemaker heartbeat cluster-glue: Installed: (none) Candidate: 1.0.6-1~bpo50+1 Version table: 1.0.6-1~bpo50+1 0 1 http://backports.debian.org lenny-backports/main Packages 1 http://www.backports.org lenny-backports/main Packages pacemaker: Installed: (none) Candidate: 1.0.9.1+hg15626-1~bpo50+1 Version table: 1.0.9.1+hg15626-1~bpo50+1 0 1 http://backports.debian.org lenny-backports/main Packages 1 http://www.backports.org lenny-backports/main Packages heartbeat: Installed: (none) Candidate: 1:3.0.3-2~bpo50+1 Version table: 1:3.0.3-2~bpo50+1 0 1 http://backports.debian.org lenny-backports/main Packages 1 http://www.backports.org lenny-backports/main Packages apt-cache policy cluster-agents libcluster-glue libcorosync4 cluster-agents: Installed: (none) Candidate: 1:1.0.3-3~bpo50+1 Version table: 1:1.0.3-3~bpo50+1 0 1 http://backports.debian.org lenny-backports/main Packages 1 http://www.backports.org lenny-backports/main Packages libcluster-glue: Installed: (none) Candidate: 1.0.6-1~bpo50+1 Version table: 1.0.6-1~bpo50+1 0 1 http://backports.debian.org lenny-backports/main Packages 1 http://www.backports.org lenny-backports/main Packages libcorosync4: Installed: (none) Candidate: 1.2.1-1~bpo50+1 Version table: 1.2.1-1~bpo50+1 0 1 http://backports.debian.org lenny-backports/main Packages 1 http://www.backports.org lenny-backports/main Packages apt-cache policy libheartbeat2 libnet1 libopenipmi0 libtimedate-perl libheartbeat2: Installed: (none) Candidate: 1:3.0.3-2~bpo50+1 Version table: 1:3.0.3-2~bpo50+1 0 1 http://backports.debian.org lenny-backports/main Packages 1 http://www.backports.org lenny-backports/main Packages libnet1: Installed: (none) Candidate: 1.1.2.1-2 Version table: 1.1.2.1-2 0 500 cdrom://[Debian GNU/Linux 5.0.5 _Lenny_ - Official i386 DVD Binary-1 20100626-17:50] lenny/main Packages libopenipmi0: Installed: (none) Candidate: 2.0.14-1 Version table: 2.0.14-1 0 500 cdrom://[Debian GNU/Linux 5.0.5 _Lenny_ - Official i386 DVD Binary-1 20100626-17:50] lenny/main Packages libtimedate-perl: Installed: (none) Candidate: 1.1600-9 Version table: 1.1600-9 0 500 cdrom://[Debian GNU/Linux 5.0.5 _Lenny_ - Official i386 DVD Binary-1 20100626-17:50] lenny/main Packages And corosync has the same problem: aptitude install -t lenny-backports pacemaker corosync Reading package lists... Done Building dependency tree Reading state information... Done Reading extended state information Initializing package states... Done Reading task descriptions... Done The following packages are BROKEN: cluster-glue pacemaker The following NEW packages will be installed: cluster-agents{a} corosync libcluster-glue{a} libcorosync4{a} libheartbeat2{a} libnet1{a} libopenipmi0{a} libtimedate-perl{a} 0 packages upgraded, 10 newly installed, 0 to remove and 94 not upgraded. Need to get 2235kB/2886kB of archives. After unpacking 9351kB will be used. The following packages have unmet dependencies: pacemaker: Depends: libesmtp5 (>= 0.8.8) which is a virtual package. cluster-glue: Depends: libopenhpi2 which is a virtual package. The following actions will resolve these dependencies: Keep the following packages at their current version: cluster-agents [Not Installed] cluster-glue [Not Installed] pacemaker [Not Installed] Score is -9863 Any idea about waht is going on? Thank you. _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker