Workaround from comment #22 works. For clarity, let me just add that you don't need to press the "Install" button on the "Installation Type" screen, you simply type the decryption password twice and then click the radio button for "Manual".
https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/1510731/comments/22 -- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/1510731 Title: Bug in ubiquity-frontend-kde: Can't create LUKS encrypted volumes during manual disk setup in Kubuntu 17.10 (does not affect Ubuntu, Ubuntu MATE, or Ubuntu Budgie) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/1510731/+subscriptions -- kubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
