xiaomi-gateway mi issue

[VagelisAn]

i have this issue if some one can help me please

[2018-11-27 22:07:41] Loaded config.json with 1 accessories and 1 platforms.
[2018-11-27 22:07:41] ---
[2018-11-27 22:07:43] Loaded plugin: homebridge-mi-gateway
[2018-11-27 22:07:43] Registering accessory 'homebridge-mi-gateway.MiGateway'
[2018-11-27 22:07:43] ---
[2018-11-27 22:07:43] Loaded plugin: homebridge-xiaomi-gateway
[2018-11-27 22:07:43] Registering platform 'homebridge-xiaomi-gateway.XiaomiGatewayPlatform'
[2018-11-27 22:07:43] ---
[2018-11-27 22:07:43] Loading 1 platforms...
/usr/lib/node_modules/homebridge/lib/api.js:108
  if (name.indexOf('.') == -1) {
           ^

TypeError: Cannot read property 'indexOf' of undefined
    at API.platform (/usr/lib/node_modules/homebridge/lib/api.js:108:12)
    at Server._loadPlatforms (/usr/lib/node_modules/homebridge/lib/server.js:316:45)
    at Server.run (/usr/lib/node_modules/homebridge/lib/server.js:86:36)
    at module.exports (/usr/lib/node_modules/homebridge/lib/cli.js:45:10)
    at Object.<anonymous> (/usr/lib/node_modules/homebridge/bin/homebridge:17:22)
    at Module._compile (module.js:653:30)
    at Object.Module._extensions..js (module.js:664:10)
    at Module.load (module.js:566:32)
    at tryModuleLoad (module.js:506:12)
    at Function.Module._load (module.js:498:3)

{
"bridge": {
"name": "Homebridge",
"username": "CC:22:3D:E3:CE:30",
"port": 51826,
"pin": "111-55-444"
},

"description": "This is an example configuration file with one fake accessory and one fake platform. You can use this as a template for creating your own configuration file containing devices you actually own.",

"accessories": [{
"accessory": "MiGateway",
"ip": "192.168.1.4",
"token": "32ds66a52f6dsfd62f6sd",
"name": "MiGateway",
"fmName": "FM",
"lightName": "Lightbulb",
"securityName": "Security"
}],

"platforms": [{

}]
}

Thanks for your time