There was a failure to connect to the mirror of Ubuntu which you are using:
2015-04-23 22:53:47,871 DEBUG running doUpdate() (showErrors=True) 2015-04-23 22:55:54,597 ERROR IOError/SystemError in cache.update(): 'W:Failed to fetch http://ubuntu.ntc.net.np/ubuntu/dists/vivid/main/source/Sources Unable to connect to ubuntu.ntc.net.np:http: , W:Failed to fetch http://ubuntu.ntc.net.np/ubuntu/dists/vivid/restricted/source/Sources Unable to connect to ubuntu.ntc.net.np:http: , W:Failed to fetch http://ubuntu.ntc.net.np/ubuntu/dists/vivid/universe/source/Sources Unable to connect to ubuntu.ntc.net.np:http: , W:Failed to fetch http://ubuntu.ntc.net.np/ubuntu/dists/vivid/multiverse/source/Sources Unable to connect to ubuntu.ntc.net.np:http: It's likely the mirror is overloaded at the moment. You might try using a different mirror or upgrading later on. ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1447720 Title: upgading not completed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1447720/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
