Ionic serve --lab error

Ionic Framework
1

When running ionic serve --lab I suddenly get this error:

[INFO] Waiting for connectivity with ng...
> ionic-lab http://localhost:8100 --host localhost --port 8200 --project-type angular --app-name foodioApp --app-version 0.0.1
[lab] events.js:174
[lab]       throw er; // Unhandled 'error' event
[lab]       ^
[lab] Error: getaddrinfo ENOTFOUND localhost
[lab]     at GetAddrInfoReqWrap.onlookup [as oncomplete] (dns.js:57:26)
[lab] Emitted 'error' event at:
[lab]     at GetAddrInfoReqWrap.doListen [as callback] (net.js:1455:12)
[lab]     at GetAddrInfoReqWrap.onlookup [as oncomplete] (dns.js:57:17)

[ERROR] ionic-lab has unexpectedly closed (exit code 1).
        
        The Ionic CLI will exit. Please check any output above for error details.

This is my ionic info:

Ionic:

   ionic (Ionic CLI)             : 4.10.2 (/usr/local/lib/node_modules/ionic)
   Ionic Framework               : @ionic/angular 4.6.0
   @angular-devkit/build-angular : 0.13.9
   @angular-devkit/schematics    : 7.2.4
   @angular/cli                  : 7.3.9
   @ionic/angular-toolkit        : 1.4.1

Cordova:

   cordova (Cordova CLI) : 8.1.2 (cordova-lib@8.1.1)
   Cordova Platforms     : ios 4.5.5
   Cordova Plugins       : cordova-plugin-ionic-keyboard 2.1.3, cordova-plugin-ionic-webview 4.1.1, (and 6 other plugins)

System:

   ios-deploy : 1.9.4
   ios-sim    : ios-sim/9.0.0-dev.1 darwin-x64 node-v10.15.1
   NodeJS     : v10.15.1 (/usr/local/bin/node)
   npm        : 6.4.1
   OS         : macOS Mojave
   Xcode      : Xcode 10.2.1 Build version 10E1001