Install open edx ubuntu 14.4 i get this error msg: certs: ERROR (spawn error)

TASK: [certs | Ensure certs has started] **************************************
failed: [localhost] => {“failed”: true}
msg: certs: ERROR (spawn error)

FATAL: all hosts have already failed – aborting

PLAY RECAP ********************************************************************
INFO:ansible.callback_plugins.task_timing:edxapp | gather {{ item }} static assets with paver ---------------------------- 494.89s
INFO:ansible.callback_plugins.task_timing:insights | run collectstatic --------------------------------------------------- 113.55s
INFO:ansible.callback_plugins.task_timing:edxapp | install python requirements -------------------------------------------- 40.39s
INFO:ansible.callback_plugins.task_timing:edxapp | Install edx-platform npm dependencies ---------------------------------- 22.75s
INFO:ansible.callback_plugins.task_timing:insights | run r.js optimizer --------------------------------------------------- 21.90s
INFO:ansible.callback_plugins.task_timing:edxapp | migrate ---------------------------------------------------------------- 20.04s
INFO:ansible.callback_plugins.task_timing:rbenv | update rubygems --------------------------------------------------------- 11.69s
INFO:ansible.callback_plugins.task_timing:edxapp | checkout edx-platform repo into {{ edxapp_code_dir }} ------------------- 7.54s
INFO:ansible.callback_plugins.task_timing:server_utils | Install ubuntu system packages ------------------------------------ 6.43s
INFO:ansible.callback_plugins.task_timing:oauth_client_setup | create OAuth2 Clients --------------------------------------- 5.93s
INFO:ansible.callback_plugins.task_timing:
Playbook edx_sandbox finished: 2016-10-13 21:42:54.948143, 444 total tasks. 0:18:19.708000 elapsed.

       to retry, use: --limit @/root/edx_sandbox.retry

localhost : ok=420 changed=83 unreachable=0 failed=1

Can you explain what you want to do? And where is the link with Nextcloud?

i want to install open edx

i use the commands in this page
https://web.liferay.com/web/anna.rimmer/blog/-/blogs/install-and-configure-open-edx-with-valamis-part-1-

and by execute the last command :
cd /var/tmp/configuration/playbooks && sudo ansible-playbook -c local ./edx_sandbox.yml -i “localhost,”

i get this error

TASK: [certs | Ensure certs has started] **************************************
failed: [localhost] => {“failed”: true}
msg: certs: ERROR (spawn error)

FATAL: all hosts have already failed – aborting

If it is only an issue with edx, please contact their community for help.

Thanks tflidd, i will contact with edx community.

I appreciate your help