Description of problem:
passed askmethod, selected iso, returned to source and selected closest mirror.

Version-Release number of selected component:
anaconda-20.25.6-1

The following was filed automatically by anaconda:
anaconda 20.25.6-1 exception report
Traceback (most recent call first):
  File "/usr/lib/python2.7/site-packages/pykickstart/commands/method.py", line 53, in __getattr__
    return getattr(self.handler.url, name)
  File "/usr/lib/python2.7/site-packages/pykickstart/commands/method.py", line 102, in __getattr__
    return FC3_Method.__getattr__(self, name)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/gui/spokes/source.py", line 416, in _method_changed
    if old_source.method == "harddrive" and old_source.partition:
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/gui/spokes/source.py", line 479, in changed
    method_changed = self._method_changed()
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/gui/hubs/__init__.py", line 127, in _runSpoke
    if action.changed and (not action.skipTo or (action.skipTo and action.applyOnSkip)):
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/gui/hubs/__init__.py", line 424, in _on_spoke_clicked
    self._runSpoke(spoke)
AttributeError: 'F18_Url' object has no attribute 'partition'

Additional info:
cmdline:        /usr/bin/python  /sbin/anaconda
cmdline_file:   initrd=initrd.img inst.stage2=hd:LABEL=Fedora\x2020-Beta\x20x86_64  askmethod BOOT_IMAGE=vmlinuz 
executable:     /sbin/anaconda
hashmarkername: anaconda
kernel:         3.11.6-301.fc20.x86_64
product:        Fedora
release:        Cannot get release name.
type:           anaconda
version:        20-Beta