Plugin“Caver3”has been installed but initialization failed
/Unable to initialize plugin ‘Caver3’ (pmg_tk.startup.Caver3).

Solution:

PyMOL>import pmg_tk.startup.Caver3
Traceback (most recent call last):
  File "D:\ProgramData\Anaconda3\Lib\site-packages\pmg_tk\startup\Caver3\__init__.py", line 25, in <module>
    import pmw
ModuleNotFoundError: No module named 'pmw'

Download PMW module

Method 1:

conda install -c conda-forge pmw

Method 2:

get into https://anaconda.org/conda-forge/pmw Click files to download the PMW compressed package

conda install {the package you need to download}

Enter PyMOL>import pmg_tk.startup.Caver3won’t be wrong