Version-Release number of selected component:
anaconda-20.8-1

The following was filed automatically by anaconda:
anaconda 20.8-1 exception report
Traceback (most recent call first):
  File "/usr/lib/python2.7/site-packages/blivet/size.py", line 88, in _parseSpec
    raise SizeNotPositiveError("spec= param must be >=0")
  File "/usr/lib/python2.7/site-packages/blivet/size.py", line 138, in __new__
    self = Decimal.__new__(cls, value=_parseSpec(spec))
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/lib/disks.py", line 82, in size_str
    return str(Size(spec=spec)).upper()
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/gui/spokes/lib/resize.py", line 218, in _update_labels
    text = _("Total selected space to reclaim: <b>%s</b>") % size_str(selectedReclaimable)
  File "/usr/lib64/python2.7/site-packages/pyanaconda/ui/gui/spokes/lib/resize.py", line 453, in on_resize_value_changed
    self._update_labels(selectedReclaimable=self._selectedReclaimableSpace)
SizeNotPositiveError: spec= param must be >=0

Additional info:
cmdline:        /usr/bin/python  /sbin/anaconda
cmdline_file:   initrd=initrd.img inst.stage2=hd:LABEL=Fedora\x2020-Alpha-TC1\x20x86_64 quiet BOOT_IMAGE=vmlinuz 
executable:     /sbin/anaconda
hashmarkername: anaconda
kernel:         3.11.0-0.rc6.git4.1.fc20.x86_64
product:        Fedora
release:        Cannot get release name.
type:           anaconda
version:        20-Alpha-TC1