Grafreed.java
.. .. @@ -1150,6 +1150,11 @@ 1150 1150 1151 1151 static public Object clone(Object o) 1152 1152 { 1153 + if (o instanceof Object3D)1154 + {1155 + assert(((Object3D)o).parent == null);1156 + }1157 +1153 1158 if (o == null) 1154 1159 return null; 1155 1160