W: Duplicate error with security.debian.org

[vaporized]

  screendump.jpg (Size: 166.26 KB / Downloads: 4)

Code:

www1:/usr/local/src/ispcp/ispcp-omega-1.0.0# apt-get update
Get:1 http://ftp.nl.debian.org etch Release.gpg [386B]
Get:2 http://ftp.de.debian.org etch Release.gpg [386B]
Hit http://ftp.nl.debian.org etch Release
Get:3 http://ftp.de.debian.org etch Release [58.2kB]
Ign http://ftp.nl.debian.org etch/main Packages/DiffIndex
Get:4 http://security.debian.org etch/updates Release.gpg [189B]
Ign http://ftp.nl.debian.org etch/main Sources/DiffIndex
Hit http://ftp.nl.debian.org etch/main Packages
Hit http://security.debian.org etch/updates Release
Hit http://ftp.nl.debian.org etch/main Sources
Get:5 http://ftp.de.debian.org etch/main Packages [4284kB]
Ign http://security.debian.org etch/updates/main Packages/DiffIndex
Ign http://security.debian.org etch/updates/contrib Packages/DiffIndex
Ign http://security.debian.org etch/updates/main Sources/DiffIndex
Ign http://security.debian.org etch/updates/contrib Sources/DiffIndex
Ign http://security.debian.org etch/updates/main Packages/DiffIndex
Ign http://security.debian.org etch/updates/contrib Packages/DiffIndex
Get:6 http://security.debian.org etch/updates/non-free Packages [3614B]
Hit http://security.debian.org etch/updates/main Packages
Hit http://security.debian.org etch/updates/contrib Packages
Get:7 http://security.debian.org etch/updates/main Sources [43.8kB]
Hit http://security.debian.org etch/updates/contrib Sources
Hit http://security.debian.org etch/updates/main Packages
Hit http://security.debian.org etch/updates/contrib Packages
Get:8 http://ftp.de.debian.org etch/contrib Packages [59.4kB]
Get:9 http://ftp.de.debian.org etch/non-free Packages [83.7kB]
Fetched 4533kB in 16s (276kB/s)
Reading package lists... Done
W: Duplicate sources.list entry http://security.debian.org etch/updates/main Packages (/var/lib/apt/lists/security.debian.org_dists_etch_updates_main_binary-i386_Packages)
W: Duplicate sources.list entry http://security.debian.org etch/updates/contrib Packages (/var/lib/apt/lists/security.debian.org_dists_etch_updates_contrib_binary-i386_Packages)
W: You may want to run apt-get update to correct these problems

test with older netinstall cd nobody got this problem??

source.list at image