Throw error return None

[reinzor]

[ERROR] [WallTime: 1463845158.567307] InvalidUserCodeError: Could not execute state '2QUESTION_2' of type '<indirect_speech_recognition.HearQuestion object at 0x7f857b861190>': Traceback (most recent call last):
File "/home/amigo/ros/indigo/system/src/smach/src/smach/state_machine.py", line 247, in _update_once
self._remappings[self._current_label]))
File "/home/amigo/ros/indigo/repos/https:/github.com/tue-robotics/tue_robocup.git/challenge_speech_recognition/src/indirect_speech_recognition.py", line 28, in execute
res = self.robot.ears.recognize(spec=data.spec, choices=data.choices, time_out=self.time_out)
File "/home/amigo/ros/indigo/system/src/robot_skills/src/robot_skills/ears.py", line 54, in recognize
answer = self._hmi.old_query(spec, choices, timeout=time_out)
File "/home/amigo/ros/indigo/system/src/hmi_server/src/hmi_server/api.py", line 81, in old_query
answer = self._wait_for_result_and_get()
File "/home/amigo/ros/indigo/system/src/hmi_server/src/hmi_server/api.py", line 37, in _wait_for_result_and_get
raise RuntimeError("Goal did not succeed, it was: %s" % GoalStatus.to_string(state))
RuntimeError: Goal did not succeed, it was: ABORTED

An exception occured
[ERROR] [WallTime: 1463845158.567587] Error: /home/amigo/ros/indigo/system/src/robot_smach_states/src/robot_smach_states/util/startup.py,79,startup,outcome = executioner.execute()