i run that line and i got nothing.
i tried again the program.
but now i try to uninstall
i choose a software, click on the remove button
push play.

antil now i waited 20 min'
but i still see the page that say:
Operation in progress

Remove 1 package(s)
install 1 package(s)
preparing...
and the ball is running left to right and back

the regular app manager is working but it's 2 slow