System Error when running Ganache 1.1.0 on darwin

[kongliangzhong]

PLATFORM: darwin
GANACHE VERSION: 1.1.0

EXCEPTION:

Error: listen EADDRNOTAVAIL 172.20.10.8:7545
    at Object.exports._errnoException (util.js:1024:11)
    at exports._exceptionWithHostPort (util.js:1047:20)
    at Server.setupListenHandle [as _listen2] (net.js:1302:19)
    at listenInCluster (net.js:1367:12)
    at doListen (net.js:1493:7)
    at _combinedTickCallback (internal/process/next_tick.js:141:11)
    at process._tickCallback (internal/process/next_tick.js:180:9)

APPLICATION LOG:

T+0ms: Starting server with initial configuration: {"hostname":"172.20.10.8","port":7545,"network_id":5777,"total_accounts":10,"unlocked_accounts":[],"vmErrorsOnRPCResponse":true}