[PyMOL] Cavity detection radius and cavity detection cutoff

Hi, I have some questions about how to detect the cavity in Pymol 1. Could you explain what cavity detection radius and cavity detection cutoff mean? 2. How can I determine the optimal values for cavity detection radius and cavity detection cutoff? Thanks Hyun _

[PyMOL] APBS "%x format: an integer is required, not float" error in pymol installed with python 3.7 and "Qt not available, using GLUT/Tk interface" error

Dear everyone, I am trying to use the APBS plugin in pymol to calculate protein electrostatic potentials. My system is centos 7. The pymol was installed with python 3.7 (~/software/build/anaconda3/bin/python). When I try to lauch the APBS Tool 2.1 from the plugin menu of pymol, a window jumps o