Issue with Renderman and Blender 2.75 Earlier today, I was able to enable Pixar's Renderman add-on for Blender 2.71. I then decided to update to Blender 2.75, but when I tried re-enabling Renderman, I got this message:

Anyone know why?
I had the same problem, but when I updated renderman 19 to 20, my problem was solved.