From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20021003

Description of problem:
Network configuration tool crashed upon clicking apply, 
reporting an error in conf.py.

Version-Release number of selected component (if applicable):
redhat-config-network 0.9.10-2

How reproducible:
Always

Steps to Reproduce:
1. On fresh RH7.2 install, run up2date to update redhat-config-network
2.Run redhat-config-network
3.Change host name
4.Click Apply
	

Actual Results:  Error message.  Changes are not saved/done.
Error trace is below.

Expected Results:  Changes should be made to proper files.

Additional info:

Traceback (innermost last):
  File "/usr/sbin/neat", line 1210, in ?
    gtk.mainloop()
  File "/usr/lib/python1.5/site-packages/gtk.py", line 2608, in mainloop
    _gtk.gtk_main()
  File "/usr/lib/python1.5/site-packages/libglade.py", line 28, in __call__
    ret = apply(self.func, a)
  File "/usr/sbin/neat", line 392, in on_applyButton_clicked
    self.save()
  File "/usr/sbin/neat", line 271, in save
    self.saveHardware()
  File "/usr/sbin/neat", line 283, in saveHardware
    hardwarelist.save()
  File "/usr/sbin/../share/redhat-config-network/netconfpkg/NCHardwareList.py",
line 276, in save
    modules.write()
  File "/usr/sbin/../share/redhat-config-network/netconfpkg/Conf.py", line 981,
in write
    self[key] = self.vars[key]
  File "/usr/sbin/../share/redhat-config-network/netconfpkg/Conf.py", line 936,
in __setitem__
    replace = key + ' ' + varname + ' ' + endofline
TypeError: illegal argument type for built-in operation

Local variables in innermost frame:
endofline: None
value: {'alias': None}
self: <netconfpkg.NCHardwareList.MyConfModules instance at 83e2d38>
varname: eth1
missing: 1
key: alias
place: 0
findexp: [	 ]*alias[	 ]+eth1[	 ]+