运行cnpm install 报错

Question

报错内容：Error: write after end (writeStream "error") (writeStream "error"), GET https://cdn.npm.taobao.org/se... 200 (connected: true, keepalive socket: false, agent status: {"createSocketCount":30,"createSocketErrorCount":0,"closeSocketCount":29,"errorSocketCount":0,"timeoutSocketCount":2,"requestCount":910,"freeSockets":{},"sockets":{"cdn.npm.taobao.org:443:::::::true::":1},"requests":{}})
headers: {"server":"Tengine","content-type":"application/octet-stream","content-length":"21159804","connection":"keep-alive","date":"Sat, 09 Jun 2018 12:10:51 GMT","x-oss-request-id":"5B1BC3CBCDF474A8B9C3AA39","accept-ranges":"bytes","etag":""2E8378E1055BB0CD1EE11DF41232F8DF"","last-modified":"Thu, 10 May 2018 10:07:51 GMT","x-oss-object-type":"Normal","x-oss-hash-crc64ecma":"2304935485797239861","x-oss-storage-class":"Standard","cache-control":"max-age=0, s-maxage=86400","content-md5":"LoN44QVbsM0e4R30EjL43w==","x-oss-server-time":"9","via":"cache5.l2et15[0,206-0,H], cache16.l2et15[1,0], vcache15.cn195[0,206-0,H], vcache12.cn195[1,0]","age":"943186","x-cache":"HIT TCP_MEM_HIT dirn:8:66671994 mlen:0","x-swift-savetime":"Sun, 10 Jun 2018 12:04:57 GMT","x-swift-cachetime":"870364","timing-allow-origin":"*","eagleid":"77544d2015294894370737909e"}

at writeAfterEnd (_stream_writable.js:236:12)
at WriteStream.Writable.write (_stream_writable.js:287:5)
at IncomingMessage.ondata (_stream_readable.js:639:20)
at emitOne (events.js:116:13)
at IncomingMessage.emit (events.js:211:7)
at addChunk (_stream_readable.js:263:12)
at readableAddChunk (_stream_readable.js:250:11)
at IncomingMessage.Readable.push (_stream_readable.js:208:10)
at HTTPParser.parserOnBody (_http_common.js:139:22)
at TLSSocket.socketOnData (_http_client.js:440:20)

请问下是怎么回事呢。然后用npm install 又会一直卡在某一步。卡在安装 selenium-server@^3.0.1一步不知道是什么原因紧急呀呀。不知道为什么运行selenium-server@3.0.1就会卡住。