It sounds like you might need to include the namespace at the top of your file like this:
The reason is that the
Draw method is implemented as an extension method on the
SpriteBatch. Depending on what version of Extended you're referencing (1.1 on NuGet or 2.0 in the
develop branch), the signature of the method may be different.
In the older versions you'd call it like this:
In the newer versions you'd call it like this:
spriteBatch.Draw(sprite, position, rotation, scale);
We've decoupled the sprites transform from the sprite itself.