Getting error while updating Webdriver in Protractor. 

Tried with proxy setting:

```
npm config set proxy http:Proxy:port

npm config set http_proxy http:Proxy:port

npm config set https_proxy https:Proxy:port

```

System info:

> 
> Protractor version:5.2.0
> 
> 
> npm version:3.10.10
> 
> 
> mvn version: 3.5.2
> 
> 
> 

Error:

```
tunneling socket could not be established, cause=read ECONNRESET 

C:\Windows\System32>webdriver-manager update
 events.js:160
  throw er; // Unhandled 'error' event
  ^

Error: tunneling socket could not be established, cause=read ECONNRESET
at ClientRequest.onError (C:\Users\a655086\AppData\Roaming\npm\node_modules\
protractor\node_modules\tunnel-agent\index.js:177:17)
at ClientRequest.g (events.js:292:16)
at emitOne (events.js:96:13)
at ClientRequest.emit (events.js:188:7)
at TLSSocket.socketErrorListener (_http_client.js:310:9)
at emitOne (events.js:96:13)
at TLSSocket.emit (events.js:188:7)
at emitErrorNT (net.js:1277:8)
at _combinedTickCallback (internal/process/next_tick.js:80:11)
at process._tickCallback (internal/process/next_tick.js:104:9)

C:\Windows\System32>

```