hello, if you don't have anything else to add, i'll mark this topic as "solved" Cheers Manuel

Hi, good we got you going It is not wrong per se to use multiple plugin directories. Actually Cinema 4D R20 was specifically designed to have multiple ones. You just need to make sure not to have duplicate plugins in these directories. Cheers, Andreas

This issue is now fixed in R21. Cheers, Maxime.

yeah! I got it! Thank you very much！

@m_adam wow! I did what you say,it works!! you are so cool!! thank you very much!!! yeah!!