The actual warning is from apt and not apt-file. It occurs because multiple "fetch" directive refer to the same file, but they come from different lines in the apt sources.list.
As noted (see #1579372), a long term fix would be to provide the Contents in the "per component" location on the archive. Short term fix is to merge the sources.list lines.
The actual warning is from apt and not apt-file. It occurs because multiple "fetch" directive refer to the same file, but they come from different lines in the apt sources.list.
As noted (see #1579372), a long term fix would be to provide the Contents in the "per component" location on the archive. Short term fix is to merge the sources.list lines.