TrueNAS 12.0-U1.1 - nginx stopping after restart, webUI not accessible

After clean install latest stable version of TrueNAS and first reboot nginx will crash showing that it cannot find a certificate.

Solution is for me to set up post init command with service nginx start

More details in community forum here:

https://www.truenas.com/community/threads/truenas-12-0-u1-1-nginx-stopping-after-restart-webui-not-accessible.90842/ 

Here is /var/log/nginx/error.log

2021/02/05 19:45:45 [emerg] 1775#100778: cannot load certificate "/etc/certificates/freenas_default.crt": BIO_new_file() failed (SSL: error:02001002:system library:fopen:No such file or directory:fopen('/etc/certificates/freenas_default.crt','r') error:2006D080:BIO routines:BIO_new_file:no such file)
2021/02/05 19:45:45 [emerg] 1776#100778: cannot load certificate "/etc/certificates/freenas_default.crt": BIO_new_file() failed (SSL: error:02001002:system library:fopen:No such file or directory:fopen('/etc/certificates/freenas_default.crt','r') error:2006D080:BIO routines:BIO_new_file:no such file)
2021/02/05 19:52:58 [emerg] 1777#100679: cannot load certificate "/etc/certificates/freenas_default.crt": BIO_new_file() failed (SSL: error:02001002:system library:fopen:No such file or directory:fopen('/etc/certificates/freenas_default.crt','r') error:2006D080:BIO routines:BIO_new_file:no such file)
2021/02/05 19:52:58 [emerg] 1778#100679: cannot load certificate "/etc/certificates/freenas_default.crt": BIO_new_file() failed (SSL: error:02001002:system library:fopen:No such file or directory:fopen('/etc/certificates/freenas_default.crt','r') error:2006D080:BIO routines:BIO_new_file:no such file)
2021/02/05 20:07:33 [emerg] 1786#100808: cannot load certificate "/etc/certificates/freenas_default.crt": BIO_new_file() failed (SSL: error:02001002:system library:fopen:No such file or directory:fopen('/etc/certificates/freenas_default.crt','r') error:2006D080:BIO routines:BIO_new_file:no such file)
2021/02/05 20:07:33 [emerg] 1787#100808: cannot load certificate "/etc/certificates/freenas_default.crt": BIO_new_file() failed (SSL: error:02001002:system library:fopen:No such file or directory:fopen('/etc/certificates/freenas_default.crt','r') error:2006D080:BIO routines:BIO_new_file:no such file)

Debug attached.