NetworkManager fails to bring up team interface

Issue

• NetworkManager fails to bring up any team interfaces and errors are seen:

  Apr 18 18:34:32 localhost NetworkManager[1349]: <info>  [1524090872.7098] audit: op="connection-activate" uuid="e19785a3-5ff1-4601-b728-533e8b6e04a9" name="em1" pid=1679 uid=0 result="fail" reason="Can not find a master for em1: Master connection not found or invalid"
  Apr 18 18:34:32 localhost NetworkManager[1349]: <info>  [1524090872.8139] audit: op="connection-activate" uuid="c99954fb-b8ec-4fe5-90bd-6266d8ede8ca" name="em2" pid=1707 uid=0 result="fail" reason="Can not find a master for em2: Master connection not found or invalid"
  Apr 18 18:34:32 localhost NetworkManager[1349]: <info>  [1524090872.9156] audit: op="connection-activate" uuid="702de3eb-2e80-897c-fd52-cd0494dd8123" name="Team team0" result="fail" reason="NetworkManager plugin for 'team' unavailable"