ullix, that's a bug in the Startup Disk Creator as scoped in https://bugs.launchpad.net/ubuntu/+source/usb-creator/+bug/1446417 . Please see it for the WORKAROUND.
ullix, that's a bug in the Startup Disk Creator as scoped in https:/ /bugs.launchpad .net/ubuntu/ +source/ usb-creator/ +bug/1446417 . Please see it for the WORKAROUND.