/json-c_0.12.1+ds-2_source.changes is already present on target host: 5-day/json-c_0.12.1+ds.orig.tar.gz Either you already uploaded it, or someone else came first. Job json-c_0.12.1+ds-2_source.changes removed. Greetings, Your Debian queue daemon (running on host usper.debian.org)