ERROR: Could not read activation key

[zhxiaoyu218]

Ｉ installed mujoco200 and test it if the install is sccuessful. But, when I try to run the code. the error is
ERROR: Could not read activation key.

Do you have idea how to fix this problem. or what should I to switch to mujoco210?

[jdao913]

Hello. This repo uses an old version of Mujoco which still requires an activation key to work. A free activation key can be obtained here: https://www.roboti.us/license.html