INFO: krpano 1.20.11 (build 2022-03-07)
INFO: HTML5/Desktop - WebGL
INFO: Registered to: Jürgen Lichnock
ERROR: plugin[btn_enterfs] - loading of '/krpano-1.20.11/skin/buttons.png' failed! 
ERROR: plugin[btn_exitfs] - loading of '/krpano-1.20.11/skin/buttons.png' failed!