try to run game failed

[ChrisChou-freeman]

error message

Traceback (most recent call last):
  File "/Users/chrischou/GameStudio/pickles-fetch-quest/pickles-fetch-quest.py", line 78, in <module>
    entry_room_loader = tiled_editor.TmxLoader('rooms/entry-room.tmx', tmx_factory)
  File "/Users/chrischou/GameStudio/pickles-fetch-quest/engine/tiled_editor/tmx_loader.py", line 57, in __init__
    self._parse_node(node)
  File "/Users/chrischou/GameStudio/pickles-fetch-quest/engine/tiled_editor/tmx_loader.py", line 72, in _parse_node
    layer_loader = TmxLayerLoader(
  File "/Users/chrischou/GameStudio/pickles-fetch-quest/engine/tiled_editor/tmx_layer_loader.py", line 48, in __init__
    self._load()
  File "/Users/chrischou/GameStudio/pickles-fetch-quest/engine/tiled_editor/tmx_layer_loader.py", line 55, in _load
    self._load_object_layer()
  File "/Users/chrischou/GameStudio/pickles-fetch-quest/engine/tiled_editor/tmx_layer_loader.py", line 85, in _load_object_layer
    for obj in filtered_objects:
  File "/Users/chrischou/GameStudio/pickles-fetch-quest/engine/tiled_editor/tmx_object_layer.py", line 29, in load_tmx_object_layer
    object_type = _get_type(object_node.attrib, tile_objects)
  File "/Users/chrischou/GameStudio/pickles-fetch-quest/engine/tiled_editor/tmx_object_layer.py", line 56, in _get_type
    return object_attributes['type']
KeyError: 'type'