Error when running sandbox.sh twice. using ginkgo.master

err.log

TASK [mongo : Create super user with js] ***************************************
fatal: [localhost]: FAILED! => {"changed": true, "cmd": "/usr/bin/mongo admin /tmp/create_root.js", "delta": "0:00:00.046135", "end": "2017-12-10 18:07:16.602
854", "failed": true, "rc": 253, "start": "2017-12-10 18:07:16.556719", "stderr": "", "stderr_lines": [], "stdout": "MongoDB shell version: 2.6.12\nconnecting
 to: admin\nError: 18 { ok: 0.0, errmsg: \"auth failed\", code: 18 }\n2017-12-10T18:07:16.601+0000 Error: not authorized on admin to execute command { usersIn
fo: \"admin\" } at src/mongo/shell/db.js:1342\nfailed to load: /tmp/create_root.js", "stdout_lines": ["MongoDB shell version: 2.6.12", "connecting to: admin",
 "Error: 18 { ok: 0.0, errmsg: \"auth failed\", code: 18 }", "2017-12-10T18:07:16.601+0000 Error: not authorized on admin to execute command { usersInfo: \"ad
min\" } at src/mongo/shell/db.js:1342", "failed to load: /tmp/create_root.js"]}
        to retry, use: --limit @/var/tmp/configuration/playbooks/edx_sandbox.retry

PLAY RECAP *********************************************************************
localhost                  : ok=79   changed=15   unreachable=0    failed=1