This bug was fixed in the package livecd-rootfs - 2.408.33
--------------- livecd-rootfs (2.408.33) xenial; urgency=medium
* Zero fill space in UEFI partitions, too * Set LB_ISO_PREPARER to livecd-rootfs to avoid unbound variable in default string
-- Robert C Jennings <email address hidden> Fri, 08 Jun 2018 09:12:03 -0700
This bug was fixed in the package livecd-rootfs - 2.408.33
---------------
livecd-rootfs (2.408.33) xenial; urgency=medium
* Zero fill space in UEFI partitions, too
* Set LB_ISO_PREPARER to livecd-rootfs to avoid unbound variable in default string
-- Robert C Jennings <email address hidden> Fri, 08 Jun 2018 09:12:03 -0700