Unknown family [object Object]: at DNSMask.lookup lib/zombie/dns_mask.js:97:15

[rdev]

Error: Unknown family [object Object]
at DNSMask.lookup (/root/zombietest/node_modules/zombie/lib/zombie/dns_mask.js:97:15)
at lookupAndConnect (net.js:962:3)
at TLSSocket.Socket.connect (net.js:901:5)
at Object.exports.connect (_tls_wrap.js:983:12)
at Agent.createConnection (https.js:73:22)
at Agent.createSocket (_http_agent.js:174:16)
at Agent.addRequest (_http_agent.js:143:23)
at new ClientRequest (_http_client.js:133:16)
at PortMap.exports.request as _http
at PortMap._request (/root/zombietest/node_modules/zombie/lib/zombie/port_map.js:33:17)

What is this error and how to solve it?