Latest version install problem

I am going to the latest version to install ERP next but facing a new error.

    "Updating DocTypes for frappe        : [======================================= ]",
    "Updating DocTypes for frappe        : [======================================= ]",
    "Updating DocTypes for frappe        : [======================================= ]",
    "Updating DocTypes for frappe        : [======================================= ]",
    "Updating DocTypes for frappe        : [======================================= ]",
    "Updating DocTypes for frappe        : [========================================]"
]

}

PLAY RECAP **********************************************************************************************************************************
localhost : ok=79 changed=46 unreachable=0 failed=1 skipped=52 rescued=0 ignored=0

Traceback (most recent call last):
File “install.py”, line 413, in
install_bench(args)
File “install.py”, line 135, in install_bench
run_playbook(‘site.yml’, sudo=True, extra_vars=extra_vars)
File “install.py”, line 327, in run_playbook
success = subprocess.check_call(args, cwd=os.path.join(cwd, ‘playbooks’))
File “/usr/lib/python2.7/subprocess.py”, line 541, in check_call
raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command ‘[‘ansible-playbook’, ‘-c’, ‘local’, ‘site.yml’, ‘-vvvv’, ‘-e’, ‘@/tmp/extra_vars.json’, ‘–become’, ‘–become-user=frappe’]’ returned non-zero exit status 2

what can I do?

My install procedure command

apt-get update

apt-get -y upgrade

apt-get install -y python-minimal build-essential python-setuptools

reboot

wget https://raw.githubusercontent.com/frappe/bench/master/playbooks/install.py
sudo python install.py --production

lot of time I can install by this now it is not work