Ubuntu
ubuntu-release-upgrader package

  1. Bug #1189301
  2. Comment #5

Comment 5 for bug 1189301

Revision history for this message
Brian Murray (brian-murray) wrote :

From VarLogDistupgradeMainlog.txt:

2013-06-10 14:07:04,055 DEBUG rewriteSourcesList()
2013-06-10 14:07:04,057 DEBUG examining: 'deb http://ubuntu.catalyst.net.nz/ubuntu/ quantal main restricted'
2013-06-10 14:07:04,058 DEBUG entry '# deb http://ubuntu.catalyst.net.nz/ubuntu/ raring main restricted # uitgeschakeld bij opwaardering naar raring' was disabled (unknown mirror)

It looks like you were using an unofficial mirror of Ubuntu and it got disabled, but you were using security.ubuntu.com so it still tried to upgrade and then failed.