dnf - chroot

[poma]

# dnf erase yum
Fatal Python error: Failed to open /dev/urandom
Aborted

# yum erase dnf
Resolving Dependencies
--> Running transaction check
---> Package dnf.noarch 0:1.0.0-1.fc23 will be erased
--> Processing Dependency: dnf for package: libreport-python3-2.5.1-2.fc23.x86_64
--> Processing Dependency: dnf = 1.0.0-1.fc23 for package: dnf-yum-1.0.0-1.fc23.noarch
--> Processing Dependency: dnf for package: libreport-python-2.5.1-2.fc23.x86_64
--> Processing Dependency: dnf for package: dnf-langpacks-0.10.0-1.fc23.noarch
--> Processing Dependency: dnf >= 0.6.4 for package: anaconda-core-23.9-1.fc23.x86_64
--> Running transaction check
---> Package anaconda-core.x86_64 0:23.9-1.fc23 will be erased
--> Processing Dependency: anaconda-core = 23.9-1.fc23 for package: anaconda-tui-23.9-1.fc23.x86_64
--> Processing Dependency: anaconda-core = 23.9-1.fc23 for package: anaconda-gui-23.9-1.fc23.x86_64
--> Processing Dependency: anaconda-core = 23.9-1.fc23 for package: anaconda-23.9-1.fc23.x86_64
---> Package dnf-langpacks.noarch 0:0.10.0-1.fc23 will be erased
---> Package dnf-yum.noarch 0:1.0.0-1.fc23 will be erased
--> Processing Dependency: dnf-yum for package: yum-3.4.3-506.fc23.noarch
---> Package libreport-python.x86_64 0:2.5.1-2.fc23 will be erased
--> Processing Dependency: libreport-python >= 2.0.18-1 for package: python-meh-0.40-1.fc23.noarch
--> Processing Dependency: libreport-python for package: initial-setup-0.3.33-1.fc23.x86_64
---> Package libreport-python3.x86_64 0:2.5.1-2.fc23 will be erased
--> Running transaction check
---> Package anaconda.x86_64 0:23.9-1.fc23 will be erased
---> Package anaconda-gui.x86_64 0:23.9-1.fc23 will be erased
--> Processing Dependency: anaconda-gui >= 21.46 for package: initial-setup-gui-0.3.33-1.fc23.x86_64
---> Package anaconda-tui.x86_64 0:23.9-1.fc23 will be erased
---> Package initial-setup.x86_64 0:0.3.33-1.fc23 will be erased
---> Package python-meh.noarch 0:0.40-1.fc23 will be erased
--> Processing Dependency: python-meh = 0.40-1.fc23 for package: python-meh-gui-0.40-1.fc23.noarch
---> Package yum.noarch 0:3.4.3-506.fc23 will be erased
--> Processing Dependency: yum for package: python-dnf-plugins-extras-migrate-0.0.8-1.fc23.noarch
--> Processing Dependency: yum >= 3.2.23 for package: yumex-3.0.17-1.fc23.noarch
--> Processing Dependency: yum >= 3.4.3-4 for package: createrepo-0.10.3-3.fc21.noarch
--> Processing Dependency: yum >= 3.4.3-148 for package: yum-utils-1.1.31-505.fc23.noarch
--> Processing Dependency: yum >= 3.2.18 for package: 1:python-imgcreate-23.1-1.fc23.x86_64
--> Running transaction check
---> Package createrepo.noarch 0:0.10.3-3.fc21 will be erased
---> Package initial-setup-gui.x86_64 0:0.3.33-1.fc23 will be erased
---> Package python-dnf-plugins-extras-migrate.noarch 0:0.0.8-1.fc23 will be erased
---> Package python-imgcreate.x86_64 1:23.1-1.fc23 will be erased
--> Processing Dependency: python-imgcreate = 1:23.1-1.fc23 for package: 1:livecd-tools-23.1-1.fc23.x86_64
---> Package python-meh-gui.noarch 0:0.40-1.fc23 will be erased
---> Package yum-utils.noarch 0:1.1.31-505.fc23 will be erased
---> Package yumex.noarch 0:3.0.17-1.fc23 will be erased
--> Running transaction check
---> Package livecd-tools.x86_64 1:23.1-1.fc23 will be erased
--> Finished Dependency Resolution
Error: Trying to remove "yum", which is protected


# yum erase dnf
Error: Trying to remove "yum", which is protected
!?