mongodb base.js error

[BasantPandey]

I am new in JavaScript development, I got the one issue while running 'zza-node-mongo' project using gulp 'server-dev'. Can you check the issue

`GET /app/shell/home.html 200 60ms - 163b
D:\Angular\ng-demos\ng-demos\zza-node-mongo\node_modules\mongodb\lib\mongodb\con
nection\base.js:246
throw message;
^

TypeError: Trailer name must be a valid HTTP Token ["Content-Type:"]
at ServerResponse.OutgoingMessage.setHeader (_http_outgoing.js:347:13)
at D:\Angular\ng-demos\ng-demos\zza-node-mongo\server\breeze-routes.js:59:21

at findCallback (D:\Angular\ng-demos\ng-demos\zza-node-mongo\server\reposito

ry.js:123:29)
at D:\Angular\ng-demos\ng-demos\zza-node-mongo\node_modules\mongodb\lib\mong
odb\cursor.js:180:16
at commandHandler (D:\Angular\ng-demos\ng-demos\zza-node-mongo\node_modules
mongodb\lib\mongodb\cursor.js:734:16)
at D:\Angular\ng-demos\ng-demos\zza-node-mongo\node_modules\mongodb\lib\mong
odb\db.js:1905:9
at Server.Base._callHandler (D:\Angular\ng-demos\ng-demos\zza-node-mongo\nod
e_modules\mongodb\lib\mongodb\connection\base.js:453:41)
at D:\Angular\ng-demos\ng-demos\zza-node-mongo\node_modules\mongodb\lib\mong
odb\connection\server.js:488:18
at MongoReply.parseBody (D:\Angular\ng-demos\ng-demos\zza-node-mongo\node_mo
dules\mongodb\lib\mongodb\responses\mongo_reply.js:68:5)
at null. (D:\Angular\ng-demos\ng-demos\zza-node-mongo\node_module
s\mongodb\lib\mongodb\connection\server.js:446:20)
[zza] [proxy error] read ECONNRESET
[gulp] [nodemon] app crashed - waiting for file changes before starting...
[BS] [debug] Getting option: ghostMode
[zza] Browser Connected: Chrome, version: 45.0.2454.85
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[zza] [proxy error] connect ECONNREFUSED 127.0.0.1:3010
[BS] [debug] Getting option: ghostMode
[zza] Browser Connected: Chrome, version: 45.0.2454.85
`