这边有个prosody关于启动的问题不知道哪位大神，知道如何解决?感谢了

Question

Dec 25 15:30:08 startup info    Hello and welcome to Prosody version 0.11.3
Dec 25 15:30:08 startup info    Prosody is using the select backend for connection handling
Dec 25 15:30:08 portmanager info    Activated service 'component' on [127.0.0.1]:5347, [::1]:5347
Dec 25 15:30:08 portmanager info    Activated service 's2s' on [::]:5269, [*]:5269
Dec 25 15:30:08 portmanager info    Activated service 'http' on [::]:5280, [*]:5280
Dec 25 15:30:08 portmanager error   Error binding encrypted port for https: No certificate present in SSL/TLS configuration for https port 5281
Dec 25 15:30:08 portmanager error   Error binding encrypted port for https: No certificate present in SSL/TLS configuration for https port 5281
Dec 25 15:30:08 portmanager info    Activated service 'https' on no ports
Dec 25 15:30:08 portmanager info    Activated service 'c2s' on [::]:5222, [*]:5222
Dec 25 15:30:08 portmanager info    Activated service ' ' on no ports
Dec 25 15:30:08 mod_posix   info    Prosody is about to detach from the console, disabling further console output
Dec 25 15:30:08 mod_posix   info    Successfully daemonized to PID 9750
Dec 25 15:30:19 jcp164f750  info    Incoming Jabber component connection
Dec 25 15:30:19 jitsi-videobridge.xxxx.xxxx.xx.xxxx:component   info    External component successfully authenticated****