Click-7.0-py2.6.egg error during install Bahmni 0.92

TASK [postgres : Create postgres user] ***************************************** task path: /opt/bahmni-installer/bahmni-playbooks/roles/postgres/tasks/main.yml:95 fatal: [localhost]: FAILED! => {“changed”: false, “failed”: true, “msg”: “unable to connect to database: could not connect to server: No such file or directory\n\tIs the server running locally and accepting\n\tconnections on Unix domain socket “/var/run/postgresql/.s.PGSQL.5432”?\n”} to retry, use: --limit @/opt/bahmni-installer/bahmni-playbooks/all.retry

PLAY RECAP ********************************************************************* localhost : ok=176 changed=61 unreachable=0 failed=1

Traceback (most recent call last): File “/usr/bin/bahmni”, line 9, in load_entry_point(‘bahmni==0.1’, ‘console_scripts’, ‘bahmni’)() File “/usr/lib/python2.6/site-packages/Click-7.0-py2.6.egg/click/core.py”, line 764, in call return self.main(*args, **kwargs) File “/usr/lib/python2.6/site-packages/Click-7.0-py2.6.egg/click/core.py”, line 717, in main rv = self.invoke(ctx) File “/usr/lib/python2.6/site-packages/Click-7.0-py2.6.egg/click/core.py”, line 1137, in invoke return _process_result(sub_ctx.command.invoke(sub_ctx)) File “/usr/lib/python2.6/site-packages/Click-7.0-py2.6.egg/click/core.py”, line 956, in invoke return ctx.invoke(self.callback, **ctx.params) File “/usr/lib/python2.6/site-packages/Click-7.0-py2.6.egg/click/core.py”, line 555, in invoke return callback(*args, **kwargs) File “/usr/lib/python2.6/site-packages/Click-7.0-py2.6.egg/click/decorators.py”, line 17, in new_func return f(get_current_context(), *args, **kwargs) File “/usr/lib/python2.6/site-packages/bahmni-0.1-py2.6.egg/bahmni.py”, line 91, in install return subprocess.check_call(command, shell=True) File “/usr/lib64/python2.6/subprocess.py”, line 505, in check_call raise CalledProcessError(retcode, cmd) subprocess.CalledProcessError: Command ‘ansible-playbook -i /etc/bahmni-installer/local all.yml -vv --extra-vars ‘@/etc/bahmni-installer/rpm_versions.yml’ --extra-vars ‘@/etc/bahmni-backrest.conf’ --extra-vars ‘@/etc/bahmni-installer/setup.yml’’ returned non-zero exit status 2