ERROR: core-image-lsb-1.0-r0 do_rootfs: Could not invoke dnf. Command '/home/pokybuild/yocto-autobuilder/yocto-worker/nightly-x86-64-lsb/build/build/tmp/work/genericx86_64-poky-linux/core-image-lsb/1.0-r0/recipe-sysroot-native/usr/bin/dnf -y -c /home/pokybuild/yocto-autobuilder/yocto-worker/nightly-x86-64-lsb/build/build/tmp/work/genericx86_64-poky-linux/core-image-lsb/1.0-r0/rootfs/etc/dnf/dnf.conf --setopt=reposdir=/home/pokybuild/yocto-autobuilder/yocto-worker/nightly-x86-64-lsb/build/build/tmp/work/genericx86_64-poky-linux/core-image-lsb/1.0-r0/rootfs/etc/yum.repos.d --repofrompath=oe-repo,/home/pokybuild/yocto-autobuilder/yocto-worker/nightly-x86-64-lsb/build/build/tmp/work/genericx86_64-poky-linux/core-image-lsb/1.0-r0/oe-rootfs-repo --installroot=/home/pokybuild/yocto-autobuilder/yocto-worker/nightly-x86-64-lsb/build/build/tmp/work/genericx86_64-poky-linux/core-image-lsb/1.0-r0/rootfs --setopt=logdir=/home/pokybuild/yocto-autobuilder/yocto-worker/nightly-x86-64-lsb/build/build/tmp/work/genericx86_64-poky-linux/core-image-lsb/1.0-r0/temp --nogpgcheck install psplash dnf packagegroup-core-lsb run-postinsts packagegroup-core-full-cmdline packagegroup-base-extended packagegroup-core-boot rpm packagegroup-core-ssh-openssh locale-base-en-us locale-base-en-gb' returned 1:
Added oe-repo repo from /home/pokybuild/yocto-autobuilder/yocto-worker/nightly-x86-64-lsb/build/build/tmp/work/genericx86_64-poky-linux/core-image-lsb/1.0-r0/oe-rootfs-repo
Last metadata expiration check: 0:00:01 ago on Thu 18 Jan 2018 11:54:53 PM UTC.
Error: 
 Problem: package packagegroup-core-lsb-1.0-r10.0.noarch requires packagegroup-core-python, but none of the providers can be installed
  - conflicting requests
  - nothing provides libgdbm4 needed by packagegroup-core-python-1.0-r10.0.noarch