Description of problem:
1) start PXE installation and add the "dnf" option to boot command line
2) on Welcome spoke click on "Continue" and confirm the pre release warning
3) the main hub starts loading and then Anaconda crashes with an exception
Version-Release number of selected component:
The following was filed automatically by anaconda:
anaconda 21.45-1 exception report
Traceback (most recent call first):
File "/usr/lib/python2.7/site-packages/dnf/comps.py", line 416, in group_install
File "/usr/lib/python2.7/site-packages/dnf/base.py", line 1384, in group_install
trans = solver.group_install(grp, pkg_types, exclude)
File "/tmp/updates/pyanaconda/packaging/dnfpayload.py", line 319, in _select_group
self._base.group_install(grp, types, exclude=exclude)
File "/tmp/updates/pyanaconda/packaging/dnfpayload.py", line 227, in _apply_selections
self._select_group(group.name, default=default, optional=optional)
File "/tmp/updates/pyanaconda/packaging/dnfpayload.py", line 402, in checkSoftwareSelection
File "/tmp/updates/pyanaconda/ui/gui/spokes/software.py", line 117, in checkSoftwareSelection
File "/usr/lib64/python2.7/threading.py", line 766, in run
File "/tmp/updates/pyanaconda/threads.py", line 227, in run
threading.Thread.run(self, *args, **kwargs)
CompsError: Group 'Core' is already installed.
cmdline: /usr/bin/python /sbin/anaconda
cmdline_file: initrd=/test/mk/fedora/initrd.img root=live:http://cobra02/trees/mk/my_comps_squashfs.img nokill updates=http://cobra02/ks/mk/master_updates.img resolution=1024x768 lang=en dnf BOOT_IMAGE=/test/mk/fedora/vmlinuz
release: Cannot get release name.
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Thanks, we'll take a look.
Fixed by 8d4c27e, thanks for reporting and helping out reproducing this.
hawkey-0.4.18-2.fc20, dnf-0.5.4-1.fc20, libsolv-0.6.4-0.git2a5c1c4.fc20 has been submitted as an update for Fedora 20.
hawkey-0.4.18-2.fc20, dnf-0.5.4-1.fc20, libsolv-0.6.4-0.git2a5c1c4.fc20 has been pushed to the Fedora 20 stable repository. If problems still persist, please make note of it in this bug report.