"Thanks for the quick reply - I followed both of the steps listed prior to running the plugin. I am currently running the latest 5.0 Beta release (updated this morning). If I attempt to run the .rhi again the dialog says "This package is aready…"
Parametric tools to create and manipulate rectangular grids, attractors and support creative morphing of parametric patterns. This is a BETA version and works only with the latest Rhino 5.0 BETA on Windows 32 & 64 Bit.See More