To accept default of no value, you should use ".\n". If you simply did "\n", HMC submitted " \n" to d-i, thus you have submitted the answer " " for this value.
Can you please at this screen do ".\n" to submit "accept default" which should not break the install? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1720244 Title: Leaving DNS blank during install, network doesn't come up after post- install boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/debian-installer/+bug/1720244/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs