hb出错 日志看不懂！！求助

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Or enter this code with your HomeKit app on your iOS device to pair with Homebridge:
                       
    ┌────────────┐     
    │ 123-45-678 │     
    └────────────┘     
                       
/usr/lib/node_modules/homebridge/node_modules/mdns/lib/advertisement.js:56
  dns_sd.DNSServiceRegister(self.serviceRef, flags, ifaceIdx, name,
         ^
Error: dns service error: unknown
    at new Advertisement (/usr/lib/node_modules/homebridge/node_modules/mdns/lib/advertisement.js:56:10)
    at Object.create [as createAdvertisement] (/usr/lib/node_modules/homebridge/node_modules/mdns/lib/advertisement.js:64:10)
    at Advertiser.startAdvertising (/usr/lib/node_modules/homebridge/node_modules/hap-nodejs/lib/Advertiser.js:47:30)
    at Bridge.Accessory._onListening (/usr/lib/node_modules/homebridge/node_modules/hap-nodejs/lib/Accessory.js:661:20)
    at emitOne (events.js:116:13)
    at HAPServer.emit (events.js:211:7)
    at HAPServer._onListening (/usr/lib/node_modules/homebridge/node_modules/hap-nodejs/lib/HAPServer.js:190:8)
    at emitOne (events.js:116:13)
    at EventedHTTPServer.emit (events.js:211:7)
    at EventedHTTPServer.<anonymous> (/usr/lib/node_modules/homebridge/node_modules/hap-nodejs/lib/util/eventedhttp.js:65:10)
Failed to start message bus: The pid file "/var/run/dbus.pid" exists, if the message bus is not running, remove this file
Failed to start message bus: The pid file "/var/run/dbus.pid" exists, if the message bus is not running, remove this file