The command yarn run serve breaks, the log error is
$ vue-cli-service serve
 INFO  Starting development server...
 10% building 2/2 modules 0 activeevents.js:173                              
      throw er; // Unhandled 'error' event
      ^
Error: getaddrinfo ENOTFOUND x86_64-conda_cos6-linux-gnu
    at GetAddrInfoReqWrap.onlookup [as oncomplete] (dns.js:57:26)
Emitted 'error' event at:
    at GetAddrInfoReqWrap.doListen [as callback] (net.js:1439:12)
    at GetAddrInfoReqWrap.onlookup [as oncomplete] (dns.js:57:17)
error Command failed with exit code 1.