ERROR: core-image-sato-1.0-r0 do_rootfs: Could not invoke dnf. Command '/home/aditya/mywork/poky/build-hello/tmp/work/qemux86-poky-linux/core-image-sato/1.0-r0/recipe-sysroot-native/usr/bin/dnf -y -c /home/aditya/mywork/poky/build-hello/tmp/work/qemux86-poky-linux/core-image-sato/1.0-r0/rootfs/etc/dnf/dnf.conf --setopt=reposdir=/home/aditya/mywork/poky/build-hello/tmp/work/qemux86-poky-linux/core-image-sato/1.0-r0/rootfs/etc/yum.repos.d --repofrompath=oe-repo,/home/aditya/mywork/poky/build-hello/tmp/work/qemux86-poky-linux/core-image-sato/1.0-r0/oe-rootfs-repo --installroot=/home/aditya/mywork/poky/build-hello/tmp/work/qemux86-poky-linux/core-image-sato/1.0-r0/rootfs --setopt=logdir=/home/aditya/mywork/poky/build-hello/tmp/work/qemux86-poky-linux/core-image-sato/1.0-r0/temp --nogpgcheck install locale-base-en-us locale-base-en-gb os-release automake mosquitto gdb libsamplerate0 libfribidi0 liburcu ltrace libatomic-ops cmake devmem2 libgif7 krb5 rpm libtinyxml2-5 python-dbus bison libtool kbd kernel-devsrc tcpdump opkg-arch-config libsqlite0 strongswan asio hdparm acpid vlan python-pygobject coreutils mmc-utils eglinfo-fb gnu-config libdnet run-postinsts fbset-modes libacpi0 kexec-tools polkit ebtables gperftools nftables dnf libaio1 libyaml-0-2 mesa libical smartmontools openssh icu lz4 libjson-c3 opkg-utils git boost i2c-tools bridge-utils ccache packagegroup-base-extended lsof autofs mtools linux-firmware perf lrzsz packagegroup-core-boot libprotobuf15 findutils curl packagegroup-core-ssh-dropbear packagegroup-core-x11-sato gcc-sanitizers ppp libfuse2 canutils gettext libnewt0.52 mozjs libatasmart4 udisks2 psplash libqrencode4 packagegroup-core-x11-base opkg libxslt lighttpd libdbus-glib-1-2 libgudev-1.0-0 libnftnl7 dbus-1 libusb-0.1-4 lua lttng-ust libsocketcan2 nano libcgroup libssh2-1 libcheck iw mailx pseudo hello' returned 1:
Added oe-repo repo from /home/aditya/mywork/poky/build-hello/tmp/work/qemux86-poky-linux/core-image-sato/1.0-r0/oe-rootfs-repo
Last metadata expiration check: 0:00:01 ago on Mon 02 Apr 2018 09:20:12 AM UTC.
Error: 
 Problem: package packagegroup-core-ssh-dropbear-1.0-r1.noarch requires dropbear, but none of the providers can be installed
  - package openssh-7.6p1-r0.i586 conflicts with dropbear provided by dropbear-2017.75-r0.i586
  - conflicting requests
(try to add '--allowerasing' to command line to replace conflicting packages or '--skip-broken' to skip uninstallable packages)

ERROR: core-image-sato-1.0-r0 do_rootfs: Function failed: do_rootfs
ERROR: Logfile of failure stored in: /home/aditya/mywork/poky/build-hello/tmp/work/qemux86-poky-linux/core-image-sato/1.0-r0/temp/log.do_rootfs.4050
ERROR: Task (/home/aditya/mywork/poky/meta/recipes-sato/images/core-image-sato.bb:do_rootfs) failed with exit code '1'