i got some strange problem here

/home/user # apt-get update
Hit http://repository.maemo.org fremantle Release.gpg
Ign http://repository.maemo.org fremantle/free Translation-en_GB
Ign http://repository.maemo.org fremantle/non-free Translation-en_GB
Hit http://repository.maemo.org fremantle Release.gpg
Ign http://repository.maemo.org fremantle/free Translation-en_GB
Ign http://repository.maemo.org fremantle/non-free Translation-en_GB
Get:1 https://downloads.maemo.nokia.com ./ Release.gpg [198B]
Hit http://maemo.merlin1991.at fremantle Release.gpg
Ign https://downloads.maemo.nokia.com ./ Translation-en_GB
Get:2 https://downloads.maemo.nokia.com ./ Release.gpg [198B]
Ign http://maemo.merlin1991.at fremantle/free Translation-en_GB
Ign http://maemo.merlin1991.at fremantle/non-free Translation-en_GB
Hit http://maemo.merlin1991.at fremantle Release.gpg
Ign https://downloads.maemo.nokia.com ./ Translation-en_GB
Ign http://maemo.merlin1991.at fremantle/free Translation-en_GB
Ign http://maemo.merlin1991.at fremantle/non-free Translation-en_GB
Get:3 https://downloads.maemo.nokia.com ./ Release.gpg [198B]
Ign https://downloads.maemo.nokia.com ./ Translation-en_GB
Hit http://repository.maemo.org fremantle-1.3 Release.gpg
Hit https://downloads.maemo.nokia.com ./ Release
Hit https://downloads.maemo.nokia.com ./ Release
Hit https://downloads.maemo.nokia.com ./ Release
Ign http://repository.maemo.org fremantle-1.3/free Translation-en_GB
Get:4 https://downloads.maemo.nokia.com ./ Release [507B]
Ign https://downloads.maemo.nokia.com ./ Release
Ign http://repository.maemo.org fremantle-1.3/non-free Translation-en_GB
Get:5 https://downloads.maemo.nokia.com ./ Release [507B]
Hit http://repository.maemo.org fremantle Release.gpg
Ign https://downloads.maemo.nokia.com ./ Release
Get:6 https://downloads.maemo.nokia.com ./ Release [507B]
Ign https://downloads.maemo.nokia.com ./ Release
Ign http://repository.maemo.org fremantle/free Translation-en_GB
Ign http://repository.maemo.org fremantle/non-free Translation-en_GB
Ign https://downloads.maemo.nokia.com ./ Packages/DiffIndex
Hit http://repository.maemo.org fremantle Release.gpg
Ign http://repository.maemo.org fremantle/free Translation-en_GB
Ign http://repository.maemo.org fremantle/non-free Translation-en_GB
Hit http://repository.maemo.org fremantle Release.gpg
Ign https://downloads.maemo.nokia.com ./ Packages/DiffIndex
Ign http://repository.maemo.org fremantle/free Translation-en_GB
Ign http://repository.maemo.org fremantle/non-free Translation-en_GB
Get:7 http://marmistrz.net63.net fremantle Release.gpg [490B]
Ign http://marmistrz.net63.net fremantle/meecolay Translation-en_GB
Ign https://downloads.maemo.nokia.com ./ Packages/DiffIndex
Hit http://repository.maemo.org fremantle Release
Hit http://repository.maemo.org fremantle Release
Hit http://maemo.merlin1991.at fremantle Release
Ign https://downloads.maemo.nokia.com ./ Packages
Hit http://maemo.merlin1991.at fremantle Release
Hit http://repository.maemo.org fremantle-1.3 Release
Hit http://repository.maemo.org fremantle Release
Ign https://downloads.maemo.nokia.com ./ Packages
Hit http://repository.maemo.org fremantle Release
Hit http://repository.maemo.org fremantle Release
Ign https://downloads.maemo.nokia.com ./ Packages
Hit http://marmistrz.net63.net fremantle Release
Ign http://repository.maemo.org fremantle/free Packages/DiffIndex
Ign http://repository.maemo.org fremantle/non-free Packages/DiffIndex
Hit https://downloads.maemo.nokia.com ./ Packages
Ign http://repository.maemo.org fremantle/free Packages/DiffIndex
Ign http://repository.maemo.org fremantle/non-free Packages/DiffIndex
Ign http://maemo.merlin1991.at fremantle/free Packages/DiffIndex
Ign http://maemo.merlin1991.at fremantle/non-free Packages/DiffIndex
Ign http://maemo.merlin1991.at fremantle/free Packages/DiffIndex
Ign http://maemo.merlin1991.at fremantle/non-free Packages/DiffIndex
Hit https://downloads.maemo.nokia.com ./ Packages
Hit https://downloads.maemo.nokia.com ./ Packages
Ign http://repository.maemo.org fremantle-1.3/free Packages/DiffIndex
Ign http://repository.maemo.org fremantle-1.3/non-free Packages/DiffIndex
Ign http://repository.maemo.org fremantle/free Packages/DiffIndex
Ign http://repository.maemo.org fremantle/non-free Packages/DiffIndex
Ign http://repository.maemo.org fremantle/free Packages/DiffIndex
Ign http://repository.maemo.org fremantle/non-free Packages/DiffIndex
Ign http://repository.maemo.org fremantle/free Packages/DiffIndex
Ign http://repository.maemo.org fremantle/non-free Packages/DiffIndex
Get:8 http://marmistrz.net63.net fremantle Release [15.9kB]
Ign http://marmistrz.net63.net fremantle Release
Hit http://repository.maemo.org fremantle/free Packages
Hit http://repository.maemo.org fremantle/non-free Packages
Hit http://repository.maemo.org fremantle/free Packages
Hit http://repository.maemo.org fremantle/non-free Packages
Ign http://maemo.merlin1991.at fremantle/free Packages
Ign http://maemo.merlin1991.at fremantle/non-free Packages
Ign http://maemo.merlin1991.at fremantle/free Packages
Ign http://maemo.merlin1991.at fremantle/non-free Packages
Hit http://repository.maemo.org fremantle-1.3/free Packages
Hit http://repository.maemo.org fremantle-1.3/non-free Packages
Hit http://repository.maemo.org fremantle/free Packages
Hit http://repository.maemo.org fremantle/non-free Packages
Hit http://repository.maemo.org fremantle/free Packages
Hit http://repository.maemo.org fremantle/non-free Packages
Hit http://repository.maemo.org fremantle/free Packages
Hit http://repository.maemo.org fremantle/non-free Packages
Ign http://marmistrz.net63.net fremantle/meecolay Packages/DiffIndex
Hit http://maemo.merlin1991.at fremantle/free Packages
Hit http://maemo.merlin1991.at fremantle/non-free Packages
Hit http://maemo.merlin1991.at fremantle/free Packages
Hit http://maemo.merlin1991.at fremantle/non-free Packages
Hit http://marmistrz.net63.net fremantle/meecolay Packages
Fetched 18.5kB in 1min43s (179B/s)
Reading package lists... Done
W: GPG error: https://downloads.maemo.nokia.com ./ Release: The following signatures were invalid: KEYEXPIRED 1349249546 KEYEXPIRED 1349249546 KEYEXPIRED 1349249546
W: GPG error: https://downloads.maemo.nokia.com ./ Release: The following signatures were invalid: KEYEXPIRED 1349249546 KEYEXPIRED 1349249546 KEYEXPIRED 1349249546
W: GPG error: https://downloads.maemo.nokia.com ./ Release: The following signatures were invalid: KEYEXPIRED 1349249546 KEYEXPIRED 1349249546 KEYEXPIRED 1349249546
W: GPG error: http://marmistrz.net63.net fremantle Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 9431AED09369EB78
W: You may want to run apt-get update to correct these problems