Kurento Crash when enable ssl settings

[ShahramJavadi]

Hi guys, I am new to Kurento and recently i've decided implemnt Kurento media server. My problem is when enable ssl settings in kurento.conf.json file and restart kurento, in the status write Active(exited). I install ssl via letsencrypt .

this is my kurento.conf.json file:

"secure": { "port": 8433, "certificate": "/etc/letsencrypt/live/<MyDomain>/cert.pem", "password": "" },

[j1elo]

Please give us more info. Any obvious error in the logs?