If it works with a hardcoded value the problem is likely with your expression @para_ops. Is there any change the team ID is not part of the incoming data on the node throwing the error? If so, you might be running into this problem here.
If it works with a hardcoded value the problem is likely with your expression @para_ops. Is there any change the team ID is not part of the incoming data on the node throwing the error? If so, you might be running into this problem here.