Description of problem:
Pirut _always_ crashes when I double click on a package within the detailed
selection dialog in a group.

Version-Release number of selected component (if applicable):
1.3.25-2.fc8

How reproducible:
Always

Steps to Reproduce:
1. Open pirut
2. Select a group, say "Fedora Eclipse"
3. Click details
4. In the opened dialog, double click on any single package
  
Actual results:
Pirut crashes

Expected results:
A description of that package should be shown, probably ?

Additional info:
Attaching the backtrace. Please tell me if I can help further.