add try/catch

docker-compose/requirements/nginx/static/javascript/home3D/Screen.js

@@ -133,7 +133,7 @@ class Screen
 			const canvas	= this.canvasVideo;
 			const video		= canvas.video;
 			const texture	= this.screen.material.map;
-	
+			try {
 				if (video)
 				{
 					video.pause();
@@ -141,6 +141,9 @@ class Screen
 					video.removeAttribute('src');
 					video.load();
 				}
+			catch {
+				// Do nothing
+			}
 			if (texture)
 				texture.dispose();
 			canvas.video = null;