You experience an error in the Stream Cache library in HOOPS Communicator 2021 SP2 or later version, like
InvalidObjectException occurs in sc_store_text sample.
You can check the drivers which are installed on your environment and try the followings:
Copy the files
authoring\converter\bin\win64to be alongside
There are no special files needed to make OpenGL work. You do, however, need OpenGL v3.2+ installed on the system.
*The Stream Cache library in HOOPS Communicator uses HOOPS Visualize. The OpenGL1 driver is no longer available from HOOPS Visualize HPS 2021 SP2. The default version included with Windows Server can be an old version of OpenGL.