Do you have the Nuendo Expansion kit?
“The Nuendo 5 Expansion Kit (NEK) is a part of the Nuendo 5 product range and brings the music tools of Cubase 5 to the Nuendo 5 media production platform. NEK means complete compatibility with all Cubase music creation features, allowing an import of all Cubase projects. In combination with Nuendo 5, the NEK complements the product to a mighty all-in-one tool for music, post, live and recording production tasks.”