I had the exact same problem with a much less complex password that was comprised of 8 mixed case characters followed by and underscore which was followed by 4 numbers
Cccccccc_dddd (just the format, not the password) Copying and pasting worked great and it connected first try. Nexus 4 15.04 OTA-12 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1445630 Title: Can't connect to Wifi network secured with long PSK To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1445630/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs