FruitMenu preventing Mac App Store log-ins
After installing the 10.6.6 update and launching the new Mac App Store, a few people are noticing that the window for signing into the store seems to be missing. If Expose is activated, the window will be shown as being available, but when it is clicked the window will remain hidden.
Some have found that the main App Store window seems to be hiding the log-in window, and though it can be moved to reveal the log-in window, the window seems to be inactive and will not accept user input.
This problem appears to be associated with the … Read more