hello everyone, I try to install openwisp2 in ubuntu so after installation it throws me the following error
fatal: [192.168.10.97]: FAILED! => {"changed": true, "cmd": ["/usr/sbin/postmap" , "/etc/postfix/generic"], "delta": "0:00:01.010549", "end": "2019-10-22 01:08:5 4.446612", "msg": "non-zero return code", "rc": 1, "start": "2019-10-22 01:08:53 .436063", "stderr": "postmap: warning: valid_hostname: numeric hostname: 192.168 .10.97\npostmap: fatal: file /etc/postfix/main.cf: parameter myhostname: bad par ameter value: 192.168.10.97", "stderr_lines": ["postmap: warning: valid_hostname : numeric hostname: 192.168.10.97", "postmap: fatal: file /etc/postfix/main.cf: parameter myhostname: bad parameter value: 192.168.10.97"], "stdout": "", "stdou t_lines": []} -- You received this message because you are subscribed to the Google Groups "OpenWISP" group. To unsubscribe from this group and stop receiving emails from it, send an email to openwisp+unsubscr...@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/openwisp/049ea9cc-b3f7-4c69-99ff-3ad7fa197488%40googlegroups.com.