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User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.7.8) Gecko/20050524 Fedora/1.0.4-4 Firefox/1.0.4

Description of problem:
If when you're on the screen where you selected which packages you want to download and install (this screen has "all packages" at the top or you can select individually which ones you want) and you highlight a package and press the spacebar (which checks that package) the "forward" button disables itself.  You have to use the mouse to physically uncheck and then recheck the package.

Version-Release number of selected component (if applicable):
up2date-4.4.23-4

How reproducible:
Always

Steps to Reproduce:
1.Run up2date GUI
2.Let it 
3. Get to where you select the packages and then try to highlight one and then press the spacebar to select it.  You will see "forward" button does NOT enable itself as it should
  

Actual Results:  "forward" button does NOT enable itself as it should

Expected Results:  "forward" button should have enabled itself

Additional info: