A new Gamestudio update is available for a public test:

http://server.conitec.net/down/gstudio_820.exe

Some of the new functions of Gamestudio 8.20: HDR shader, motorized joints, rope joint, registry functions, new shooter templates, unprotected multiplayer sessions, and many new or improved engine functions. A detailed list can be found here:

http://manual.3dgamestudio.net/newfeatures8.htm

Install the update over your Gamestudio 8.10 version. Please report any problems to the bug forum.