*** This bug is a duplicate of bug 32906 *** https://bugs.launchpad.net/bugs/32906
to solve this problem I think it is simple problem accured after upgrading release. edit your /etc/hosts make the following change 127.0.0.1 localhost 127.0.0.1 yourhostname 192.168.1.100(depend what is your ip address) yourhostname localhost then run the hostname with --boot option # hostname -b yourhostname # hostname -v yourhostname to recheck exit console/terminal and relogin -- unable to resolve host https://bugs.launchpad.net/bugs/195308 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs