Comment 2 for bug 750440

Apport-Collect showed an error while completing this bug:

$ apport-collect 750440
The authorization page:
 (https://launchpad.net/+authorize-token?oauth_token=lsX50zkjJxXwX9vwss4Q&allow_permission=DESKTOP_INTEGRATION)
should be opening in your browser. Use your browser to authorize
this program to access Launchpad on your behalf.

Waiting to hear from Launchpad about your decision...
ERROR: hook /usr/share/apport/package-hooks//source_nvidia-graphics-drivers.py crashed:
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/apport/report.py", line 656, in add_hooks_info
    symb['add_info'](self, ui)
  File "/usr/share/apport/package-hooks//source_nvidia-graphics-drivers.py", line 446, in add_info
    attach_xorg_package_versions(report, ui)
  File "/usr/share/apport/package-hooks//source_nvidia-graphics-drivers.py", line 293, in attach_xorg_package_versions
    report['version.%s' %(package)] = package_versions(package)
  File "/usr/lib/python2.7/dist-packages/problem_report.py", line 504, in __setitem__
    assert k.replace('.', '').replace('-', '').replace('_', '').isalnum()
AssertionError

Is it another bug to open on launchpad?