Err ftp://ftp.de.debian.org unstable/non-US/main Packages
  Unable to fetch file, server said '/debian-non-US/dists/unstable/non-US/main/b inary-amd64/Packages.gz: No such file or directory  '
Get:19 ftp://ftp.de.debian.org unstable/non-US/contrib Packages
Err ftp://ftp.de.debian.org unstable/non-US/contrib Packages
  Unable to fetch file, server said '/debian-non-US/dists/unstable/non-US/contri b/binary-amd64/Packages.gz: No such file or directory  '
Get:20 ftp://ftp.de.debian.org unstable/non-US/non-free Packages
Err ftp://ftp.de.debian.org unstable/non-US/non-free Packages
  Unable to fetch file, server said '/debian-non-US/dists/unstable/non-US/non-fr ee/binary-amd64/Packages.gz: No such file or directory  '
Get:21 ftp://ftp.de.debian.org unstable/non-US/main Sources
Err ftp://ftp.de.debian.org unstable/non-US/main Sources
  Unable to fetch file, server said '/debian-non-US/dists/unstable/non-US/main/s ource/Sources.gz: No such file or directory  '
Get:22 ftp://ftp.de.debian.org unstable/non-US/contrib Sources
Err ftp://ftp.de.debian.org unstable/non-US/contrib Sources
  Unable to fetch file, server said '/debian-non-US/dists/unstable/non-US/contri b/source/Sources.gz: No such file or directory  '
Get:23 ftp://ftp.de.debian.org unstable/non-US/non-free Sources
Err ftp://ftp.de.debian.org unstable/non-US/non-free Sources
  Unable to fetch file, server said '/debian-non-US/dists/unstable/non-US/non-fr ee/source/Sources.gz: No such file or directory  '
Fetched 7049kB in 5m47s (20.3kB/s)
Failed to fetch ftp://ftp.de.debian.org/debian-non-US/dists/unstable/non-US/main /binary-amd64/Packages.gz  Unable to fetch file, server said '/debian-non-US/dis ts/unstable/non-US/main/binary-amd64/Packages.gz: No such file or directory  '
Failed to fetch ftp://ftp.de.debian.org/debian-non-US/dists/unstable/non-US/cont rib/binary-amd64/Packages.gz  Unable to fetch file, server said '/debian-non-US/ dists/unstable/non-US/contrib/binary-amd64/Packages.gz: No such file or director y  '
Failed to fetch ftp://ftp.de.debian.org/debian-non-US/dists/unstable/non-US/non- free/binary-amd64/Packages.gz  Unable to fetch file, server said '/debian-non-US /dists/unstable/non-US/non-free/binary-amd64/Packages.gz: No such file or direct ory  '
Failed to fetch ftp://ftp.de.debian.org/debian-non-US/dists/unstable/non-US/main /source/Sources.gz  Unable to fetch file, server said '/debian-non-US/dists/unst able/non-US/main/source/Sources.gz: No such file or directory  '
Failed to fetch ftp://ftp.de.debian.org/debian-non-US/dists/unstable/non-US/cont rib/source/Sources.gz  Unable to fetch file, server said '/debian-non-US/dists/u nstable/non-US/contrib/source/Sources.gz: No such file or directory  '
Failed to fetch ftp://ftp.de.debian.org/debian-non-US/dists/unstable/non-US/non- free/source/Sources.gz  Unable to fetch file, server said '/debian-non-US/dists/ unstable/non-US/non-free/source/Sources.gz: No such file or directory  '
Reading package lists... Done
W: Couldn't stat source package list ftp://ftp.de.debian.org unstable/non-US/mai n Packages (/var/lib/apt/lists/ftp.de.debian.org_debian-non-US_dists_unstable_no n-US_main_binary-amd64_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list ftp://ftp.de.debian.org unstable/non-US/con trib Packages (/var/lib/apt/lists/ftp.de.debian.org_debian-non-US_dists_unstable _non-US_contrib_binary-amd64_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list ftp://ftp.de.debian.org unstable/non-US/non -free Packages (/var/lib/apt/lists/ftp.de.debian.org_debian-non-US_dists_unstabl e_non-US_non-free_binary-amd64_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list ftp://ftp.de.debian.org unstable/non-US/mai n Packages (/var/lib/apt/lists/ftp.de.debian.org_debian-non-US_dists_unstable_no n-US_main_binary-amd64_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list ftp://ftp.de.debian.org unstable/non-US/con trib Packages (/var/lib/apt/lists/ftp.de.debian.org_debian-non-US_dists_unstable _non-US_contrib_binary-amd64_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list ftp://ftp.de.debian.org unstable/non-US/non -free Packages (/var/lib/apt/lists/ftp.de.debian.org_debian-non-US_dists_unstabl e_non-US_non-free_binary-amd64_Packages) - stat (2 No such file or directory)
W: You may want to run apt-get update to correct these problems
E: Some index files failed to download, they have been ignored, or old ones used  instead.