Problem in running python teleop_hand_and_arm.py

Im getting this below error when i run python teleop_hand_and_arm.py.

DDS wrapper is properly installed.

owstate_subscriber is not ok! Please check dds.
lowstate_subscriber is not ok! Please check dds.
lowstate_subscriber is not ok! Please check dds.

Hey,
did you find a solution here? We are having the same issue and can not get the AVP moving the arms.

sorry , but could you please tell me where is the file of "teleop_hand_and_arm.py"from? i can't find the file in the project code

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