domain.js:66
throw er;
^
TypeError: Cannot call method 'push' of undefined
at Collector.ran (/root/browsenpm/plugins/npm-probe.js:66:31)
at Collector.EventEmitter.emit (events.js:99:17)
at ran (/root/browsenpm/node_modules/npm-probe/index.js:115:15)
at calc (/root/browsenpm/node_modules/npm-probe/probes/ping.js:49:5)
at _asyncMap (/root/browsenpm/node_modules/npm-probe/node_modules/async/lib/async.js:240:13)
at done (/root/browsenpm/node_modules/npm-probe/node_modules/async/lib/async.js:128:19)
at _toString (/root/browsenpm/node_modules/npm-probe/node_modules/async/lib/async.js:25:16)
at _asyncMap (/root/browsenpm/node_modules/npm-probe/node_modules/async/lib/async.js:237:17)
at Request.resp [as _callback] (/root/browsenpm/node_modules/npm-probe/probes/ping.js:29:5)
at Request.init.self.callback (/root/browsenpm/node_modules/request/request.js:121:22)