RT, MEDIA PALYER 2.0,,OS LINUXMINT17X64  任何视频都不能播放，，右键使用DEEPIN MEDIA PLAYER 播放没有任何反应

deepin-media-player

/usr/lib/python2.7/dist-packages/dtk/ui/utils.py:628: Warning: Source ID 72 was not found when attempting to remove it
  gobject.source_remove(callback_id)
Traceback (most recent call last):
  File "/usr/share/deepin-media-player/src/media_player.py", line 1010, in timeout_add_paths
    self.scan_file_event(None, path)
  File "/usr/share/deepin-media-player/src/media_player.py", line 1122, in scan_file_event
    cmd_str = self.get_length(file_name)
  File "/usr/share/deepin-media-player/src/media_player.py", line 1077, in get_length
    info = parse_media_info.parse_info(file_path)
  File "/usr/share/deepin-media-player/src/parse_media_info.py", line 80, in parse_info
    output = subprocess.Popen(args, stdout=subprocess.PIPE).stdout
  File "/usr/lib/python2.7/subprocess.py", line 710, in __init__
    errread, errwrite)
  File "/usr/lib/python2.7/subprocess.py", line 1327, in _execute_child
    raise child_exception
OSError: [Errno 2] 没有那个文件或目录
/usr/lib/python2.7/dist-packages/dtk/ui/utils.py:628: Warning: Source ID 741 was not found when attempting to remove it
  gobject.source_remove(callback_id)
/usr/lib/python2.7/dist-packages/dtk/ui/utils.py:628: Warning: Source ID 2225 was not found when attempting to remove it
  gobject.source_remove(callback_id)