From Bugzilla Helper:
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.3a)
Gecko/20021207 Phoenix/0.5

Description of problem:
On the first boot of a phoebe beta 3 clean install a traceback
error is caused during the filling out of information on the initial
screen.  The error happens after filling out the new user from and
clicking on the 'next' button.  A similar error was seen in beta 2.

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


How reproducible:
Always

Steps to Reproduce:
1.Install phoebe.
2.On first boot, begin filling out new user info to create a non-root account.
3.As you hit next, the error pops up with the traceback.
    

Actual Results:  Traceback error

Expected Results:  Completion of non-root user creation.

Additional info:

Traceback:

Traceback (most recent call last):
  File "/usr/share/firstboot/firstbootWindow.py", line 317, in nextClicked
    result = module.apply(self.notebook)
  File "/usr/share/firstboot/modules/create_user.py", line 120, in apply
    if not self.isUsernameOk(username, self.usernameEntry):
  File "/usr/share/firstboot/modules/create_user.py", line 228, in isUsernameOk
    messageDialog.showErrorMessage(_("The user name '%s' contains uppercase
characters.  "
NameError: global name 'messageDialog' is not defined