Description of Problem:
Traceback (most recent call last):
  File "/usr/sbin/neat", line 496, in on_applyButton_clicked
    self.save()
  File "/usr/sbin/neat", line 319, in save
    self.saveDevices()
  File "/usr/sbin/neat", line 326, in saveDevices
    devicelist.save()
  File "/usr/sbin/../share/redhat-config-network/netconfpkg/NCDeviceList.py",
line 145, in save
    os.write(fp2, ipc.network()+'/'+ipc.prefix()+" via "+route.Gateway+"\n")
  File "/usr/sbin/../share/redhat-config-network/netconfpkg/ipcalc.py", line 58,
in network
    self.prefix()
  File "/usr/sbin/../share/redhat-config-network/netconfpkg/ipcalc.py", line 37,
in prefix
    self._netmask = re.match("NETMASK=(\S+)", text).groups()[0]
AttributeError: 'NoneType' object has no attribute 'groups'


Version-Release number of selected component (if applicable):


How Reproducible:It repeats each time activation is attempted.


Steps to Reproduce:
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Actual Results:


Expected Results:


Additional Information: