Comment 0 for bug 1593469

When adding VMware power type in 2.0.0 beta7:

Failed to query node's BMC - __init__() takes 1 positional argument but 2 were given

The same VMware details (UUID, vCenter IP address, username/password, etc.) worked in an earlier version of the maas server, which was Ubuntu 14.04 / maas 1.9.

Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-===============================-====================================-============-=================================================
ii maas 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all "Metal as a Service" is a physical cloud and IPAM
ii maas-cli 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all MAAS client and command-line interface
un maas-cluster-controller <none> <none> (no description available)
ii maas-common 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all MAAS server common files
ii maas-dhcp 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all MAAS DHCP server
ii maas-dns 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all MAAS DNS server
ii maas-proxy 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all MAAS Caching Proxy
ii maas-rack-controller 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all Rack Controller for MAAS
ii maas-region-api 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all Region controller API service for MAAS
ii maas-region-controller 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all Region Controller for MAAS
un maas-region-controller-min <none> <none> (no description available)
un python-django-maas <none> <none> (no description available)
un python-maas-client <none> <none> (no description available)
un python-maas-provisioningserver <none> <none> (no description available)
ii python3-django-maas 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all MAAS server Django web framework (Python 3)
ii python3-maas-client 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all MAAS python API client (Python 3)
ii python3-maas-provisioningserver 2.0.0~beta7+bzr5112-0ubuntu1~xenial1 all MAAS server provisioning libraries (Python 3)