Intrepid fails to upgrade to jaunty alpha 5 on ps3

[Ambricka]

"update-manager -d" gives this just after "setting new software channels" have completed.

Error during update

A problem occurred during the update. This is usually some sort of network problem, please check your network connection and retry.

W:Failed to fetch http://ports.ubuntu.com/ubuntu-ports/dists/jaunty/Release Unable to find expected entry partner/binary-powerpc/Packages in Meta-index file (malformed Release file?)
, E:Some index files failed to download, they have been ignored, or old ones used instead.

[Ambricka (petter-ambricka)]

hmm... it seems to work after I unchecked all third party software sources.

[dino99 (9d9)]

That's quite old; report with newer active version if needed