what does this error mean: “NO MORE HOSTS LEFT” ?
TASK [Install erpnext app] *****************************************************
task path: /tmp/.bench/playbooks/production/includes/setup_bench_production.yml:30
ESTABLISH LOCAL CONNECTION FOR USER: root
127.0.0.1 EXEC /bin/sh -c '( umask 22 && mkdir -p "` echo /tmp/ansible-tmp-1487011222.21-190329818581994 `" && echo "` echo /tmp/ansible-tmp-1487011222.21-190329818581994 `" )'
127.0.0.1 PUT /tmp/tmpQaEDUX TO /tmp/ansible-tmp-1487011222.21-190329818581994/command
127.0.0.1 EXEC /bin/sh -c 'chmod a+r /tmp/ansible-tmp-1487011222.21-190329818581994/command'
127.0.0.1 EXEC /bin/sh -c 'sudo -H -S -n -u frappe /bin/sh -c '"'"'echo BECOME-SUCCESS-comaxrisvddekpgokhswqaeczmmigxzi; LANG=en_US.UTF-8 LC_ALL=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 /usr/bin/python /tmp/ansible-tmp-1487011222.21-190329818581994/command'"'"''
127.0.0.1 EXEC /bin/sh -c 'rm -f -r /tmp/ansible-tmp-1487011222.21-190329818581994/ > /dev/null 2>&1'
fatal: [localhost]: FAILED! => {"changed": true, "cmd": ["bench", "--site", "site1.local", "install-app", "erpnext"], "delta": "0:03:56.187042", "end": "2017-02-13 19:44:18.626525", "failed": true, "invocation": {"module_args": {"_raw_params": "bench --site site1.local install-app erpnext", "_uses_shell": false, "chdir": "/home/frappe/frappe-bench", "creates": null, "executable": null, "removes": null, "warn": true}, "module_name": "command"}, "rc": 1, "start": "2017-02-13 19:40:22.439483", "stderr": "Traceback (most recent call last):\n File \"/usr/lib/python2.7/runpy.py\", line 162, in _run_module_as_main\n \"__main__\", fname, loader, pkg_name)\n File \"/usr/lib/python2.7/runpy.py\", line 72, in _run_code\n exec code in run_globals\n File \"/home/frappe/frappe-bench/apps/frappe/frappe/utils/bench_helper.py\", line 79, in <module>\n main()\n File \"/home/frappe/frappe-bench/apps/frappe/frappe/utils/bench_helper.py\", line 16, in main\n click.Group(commands=commands)(prog_name='bench')\n File \"/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py\", line 722, in __call__\n return self.main(*args, **kwargs)\n File \"/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py\", line 697, in main\n rv = self.invoke(ctx)\n File \"/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py\", line 1066, in invoke\n return _process_result(sub_ctx.command.invoke(sub_ctx))\n File \"/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py\", line 1066, in invoke\n return _process_result(sub_ctx.command.invoke(sub_ctx))\n File \"/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py\", line 895, in invoke\n return ctx.invoke(self.callback, **ctx.params)\n File \"/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py\", line 535, in invoke\n return callback(*args, **kwargs)\n File \"/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/click/decorators.py\", line 17, in new_func\n return f(get_current_context(), *args, **kwargs)\n File \"/home/frappe/frappe-bench/apps/frappe/frappe/commands/__init__.py\", line 24, in _func\n ret = f(frappe._dict(ctx.obj), *args, **kwargs)\n File \"/home/frappe/frappe-bench/apps/frappe/frappe/commands/site.py\", line 152, in install_app\n _install_app(app, verbose=context.verbose)\n File \"/home/frappe/frappe-bench/apps/frappe/frappe/installer.py\", line 122, in install_app\n frappe.only_for(\"System Manager\")\n File \"/home/frappe/frappe-bench/apps/frappe/frappe/__init__.py\", line 452, in only_for\n raise PermissionError\nfrappe.exceptions.PermissionError", "stdout": "Installing erpnext...", "stdout_lines": ["Installing erpnext..."], "warnings": []}
NO MORE HOSTS LEFT *************************************************************
to retry, use: --limit @production/install.retry
PLAY RECAP *********************************************************************
localhost : ok=49 changed=11 unreachable=0 failed=1
Traceback (most recent call last):
File "install.py", line 351, in <module>
install_bench(args)
File "install.py", line 111, in install_bench
run_playbook('production/install.yml', sudo=True, extra_vars=extra_vars)
File "install.py", line 301, in run_playbook
success = subprocess.check_call(args, cwd=os.path.join(cwd, 'playbooks'))
File "/usr/lib/python2.7/subprocess.py", line 540, in check_call
raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['ansible-playbook', '-c', 'local', 'production/install.yml', '-e', '@/tmp/extra_vars.json', '-vvvv', '--become', '--become-user=frappe']' returned non-zero exit status 2
root@PAVILION:~#
what does this error mean:?
How to resolve?
