Many thanks to ansible.com support for the help, this problem was fixed by
updating software:
I was running ansible 1.7.2 that 'brew ansible update' claimed was the
latest version.
1. brew update (updates a number of definitions, new and deleted formulae)
2. brew upgrade ansible (upgrades to
I have been using ansible 1.7 for more than six months under os-x
(10.10.3), and today I see this problem when executing a playbook.
The password I supply works when I ssh to the system and su to that user,
and the failing command executes successfully in that account.
There is no