Može pomoć?

[bcarxx]

Sve sam instaliro i pokrenuo i kad otvorim stranicu izbaci bi ovo:

TypeError: Cannot read property 'header' of undefined
at /var/www/html/server.js:121:33
at Layer.handle [as handle_request] (/var/www/html/node_modules/express/lib/router/layer.js:95:5)
at trim_prefix (/var/www/html/node_modules/express/lib/router/index.js:328:13)
at /var/www/html/node_modules/express/lib/router/index.js:286:9
at Function.process_params (/var/www/html/node_modules/express/lib/router/index.js:346:12)
at next (/var/www/html/node_modules/express/lib/router/index.js:280:10)
at /var/www/html/app/config/configuration.js:43:5
at tryCatcher (/var/www/html/node_modules/bluebird/js/release/util.js:16:23)
at Promise._settlePromiseFromHandler (/var/www/html/node_modules/bluebird/js/release/promise.js:547:31)
at Promise._settlePromise (/var/www/html/node_modules/bluebird/js/release/promise.js:604:18)
at Promise._settlePromise0 (/var/www/html/node_modules/bluebird/js/release/promise.js:649:10)
at Promise._settlePromises (/var/www/html/node_modules/bluebird/js/release/promise.js:729:18)
at Promise._fulfill (/var/www/html/node_modules/bluebird/js/release/promise.js:673:18)
at PropertiesPromiseArray.PromiseArray._resolve (/var/www/html/node_modules/bluebird/js/release/promise_array.js:127:19)
at PropertiesPromiseArray._promiseFulfilled (/var/www/html/node_modules/bluebird/js/release/props.js:78:14)
at Promise._settlePromise (/var/www/html/node_modules/bluebird/js/release/promise.js:609:26)
at Promise._settlePromise0 (/var/www/html/node_modules/bluebird/js/release/promise.js:649:10)
at Promise._settlePromises (/var/www/html/node_modules/bluebird/js/release/promise.js:729:18)
at Promise._fulfill (/var/www/html/node_modules/bluebird/js/release/promise.js:673:18)
at /var/www/html/node_modules/bluebird/js/release/nodeback.js:42:21
at immediate (/var/www/html/node_modules/mongoose/lib/model.js:5082:18)
at process._tickCallback (internal/process/next_tick.js:61:11)

Što napraviti?