ImportError: No module named sound_play.msg

[markusmat97]

I launched the rspeaker node and i got import error
The error is as follows:
Traceback (most recent call last):
File "speech_to_text.py", line 11, in
from sound_play.msg import SoundRequest, SoundRequestAction, SoundRequestGoal
ImportError: No module named sound_play.msg

How to solve this issue?

Thank you in advance