The cause of the problem was not 'immediately' clear. [=is was not known right away]
They live in the house 'immediately' [='directly'] behind this one.
We need to leave 'immediately'. [='at once', 'right away']
(..) You have restored peace and justice to the galaxy. Send a message to the ships of the Trade Federation. All droid units must shut down immediately. Very good, my lord. ANAKIN: I saw your ship. - What are you doing out here? - I was so worried about you. (..)2005 Star Wars: Episode III - Revenge of the Sith
(..) The outlying systems you must sweep. We do not have many ships to spare. What about the droid attack on the Wookiees? It is critical we send an attack group there immediately. He’s right. It’s a system we cannot afford to lose. Go I will. Good relations with the Wookiees I have. (..)2005 Star Wars: Episode III - Revenge of the Sith