rpm problem

Hello, I made a mistake. I deleted some directories and files that are installed by rpm. I wanted to install the packages again, but I got always the message, that the packages are allready installed. But I don't know how I can figure out this problem? Have I to update any files? Thanks Torsten ______________________________________________________________________________ Sie surfen im Internet statt im Meer? Selbst schuld! Auf zum Strand: http://lastminute.de/?PP=1-0-100-105-1