F19 KDE apper authentication?

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http://forums.fedoraforum.org – Every time I run apper and try to install packages it keeps asking me for authentication. . . I assume a 'root' password. But nothing shows up on the screen for me to enter one into. So I there fore cannot install any new packages until I clear the hurtle. It's new I realize but this has to be something basic going wrong somewhere. . . Any help would be appreciated. . . . Oh one other irritant. . . what happened to desktop pager? I'd like to run compiz with rotating cube on my desktop with 6-virtual desktops visible on the menu bar as I had in F18. . . is this still possible? I've go (HowTos)