MongoDB shell version: 3.0.5
connecting to: test
> use admin
switched to db admin
> db.createUser({user: "admin", pwd: "password", roles: [{role: "userAdminAnyDatabase", db: "admin"}]})
2015-08-19T10:57:59.081-0400 E QUERY Error: couldn't add user: not authorized on admin to execute command { createUser: "admin", pwd: "xxx", roles: [ { role: "userAdminAnyDatabase", db: "admin" } ], digestPassword: false, writeConcern: { w: "majority", wtimeout: 30000.0 } }
at Error (<anonymous>)
at DB.createUser (src/mongo/shell/db.js:1101:11)
at (shell):1:4 at src/mongo/shell/db.js:1101