Why do i get a message that I need to have a Magcore.dll, can anybody fix this?

Not a Windows 7 file and not a Windows 7 problem! Its part of the ArcSoft application. If you have installed the following software , you have to re-install them: Epson Storyteller Publisher Webcam Station ArcSoft MediaconverterPlease remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.