Updating to  5.1.16 appears to have worked perfectly. Thanks for the quick
reply Richard.
Regards
Paul
On 15 November 2016 at 10:26, Richard W.M. Jones <rjones(a)redhat.com> wrote:
 On Tue, Nov 15, 2016 at 10:23:26AM +0000, Richard W.M. Jones wrote:
 > (1) Try upgrading to a newer version of supermin.  RHEL 7.3 has
 > supermin 5.1.16, also available here:
 >
 > 
https://people.redhat.com/~rjones/libguestfs-RHEL-7.3-preview/
 >
 > If the bug is still present in the newer version, then:
 >
 > (2) Run supermin with lots of debugging enabled:
 >
 >   supermin5 -v -v -v -f ext2 /usr/lib64/guestfs/supermin.d -o
 /var/tmp/appliance
 That should be:
 supermin5 -v -v -v --build -f ext2 /usr/lib64/guestfs/supermin.d -o
 /var/tmp/appliance
 Rich.
 --
 Richard Jones, Virtualization Group, Red Hat 
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 rjones
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