Created attachment 483560 [details] Anaconda Backtrace Description of problem: When installing Fedora 15 Alpha if I go a few screens forward and then go backwards until reaching where the installer tries to detect storage devices (in the initial steps), anaconda crashes with the attached output.
Please attach tracebacks as plain text so we can search them in the future. anaconda 15.20.1 exception report Traceback (most recent call first): File "/usr/lib64/python2.7/site-packages/pyanaconda/iw/examine_gui.py", line 101, in getScreen (self.anaconda.rootParts, notUpgradable) = upgrade.findExistingRoots(self.anaconda, File "/usr/lib64/python2.7/site-packages/pyanaconda/gui.py", line 1338, in setScreen new_screen = self.currentWindow.getScreen(anaconda) File "/usr/lib64/python2.7/site-packages/pyanaconda/gui.py", line 1249, in prevClicked self.setScreen () AttributeError: 'module' object has no attribute 'findExistingRoots'
*** This bug has been marked as a duplicate of bug 681267 ***