I can verify the same issue running Akregator stand-alone after upgrading to KDE SC 4.5.
Re-installing did not fix the dependency issue, but installing libkontactinterface4 and libakonadi-contact4 did.
I can verify the same issue running Akregator stand-alone after upgrading to KDE SC 4.5.
Re-installing did not fix the dependency issue, but installing libkontactinter face4 and libakonadi-contact4 did.