/corosync_1.4.2-1~bpo50+1_amd64.changes is already present on target host: corosync_1.4.2.orig.tar.gz Either you already uploaded it, or someone else came first. Job corosync_1.4.2-1~bpo50+1_amd64.changes removed. Greetings, Your Debian queue daemon (running on host morricone.debian.org)