Parent suite setup failed: AttributeError: Raw Also parent suite teardown failed: Several failures occurred: 1) Variable '@ {OS_ALL_CONN_IDS} ' not found. 2) Several failures occurred: 1) AttributeError: Raw 2) SSHException: SSH session not active 3) AttributeError: 'NoneType' object has no attribute 'split' 4) Could not get length of 'None'. 5) TypeError: Expected argument 1 to be a list or list-like, got None instead. 6) Variable '${tcpdump_port_6653_conn_ids}' not found. 7) AttributeError: X962 8) SSHException: SSH session not active 9) SSHException: SSH session not active 10) SSHException: SSH session not active