update-manager repositories errors how can i solve ?

Asked by lara

W:Failed to fetch http://ppa.launchpad.net/dlecan/openjdk/ubuntu/dists/oneiric/main/source/Sources 404 Not Found , W:Failed to fetch http://ppa.launchpad.net/dlecan/openjdk/ubuntu/dists/oneiric/main/binary-amd64/Packages 404 Not Found , W:Failed to fetch http://ppa.launchpad.net/dlecan/openjdk/ubuntu/dists/oneiric/main/binary-i386/Packages 404 Not Found , E:Some index files failed to download. They have been ignored, or old ones used instead.

I have suddenly have red triangle with this red explanation mark in Ubuntu in Ubuntu 11.10. I have every Update and it woin't turn off. Can somebody please help me.

Regards,

Francois

Revision history for this message
lara (kearan-rayofsun) said :
#1

I have suddenly have red triangle with this red explanation mark in Ubuntu in Ubuntu 11.10. I have every Update and it woin't turn off. Can somebody please help me.

Regards,

Francois

Revision history for this message
Daniel Letzeisen (dtl131) said :
#2

You need to remove the invalid sources for the dlecan ppa (it does not have any packages for oneiric/11.10).

sudo apt-get install software-properties-gtk
gksu software-properties-gtk

Under the 'Other Software' tab, remove the entries for dlecan ppa.

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