CraftScriptContext scriptContext = new CraftScriptContext(this, getServer(), getConfiguration(), session, player, args);
CraftScriptEngine engine = null;
try {
engine = new RhinoCraftScriptEngine();
} catch (NoClassDefFoundError e) {
player.printError("Failed to find an installed script engine.");
player.printError("Please see http://wiki.sk89q.com/wiki/WorldEdit/Installation");
return;
}