bower install error

After bower install finish , it show log error below

Stack trace:
Error: EPERM, unlink 'C:\Users\Ken\AppData\Local\Temp\cuongnv-lap-Ken\bower\angular-ui-rou
ter-5676-22GUBW\archive.tar.gz'
...
Console trace:
Trace
at StandardRenderer.error (C:\Users\Ken\AppData\Roaming\npm\node_modules\bower\lib\ren
derers\StandardRenderer.js:82:17)
at Logger. (C:\Users\Ken\AppData\Roaming\npm\node_modules\bower\bin\bower:1
10:22)
at Logger.emit (events.js:95:17)
at Logger.emit (C:\Users\Ken\AppData\Roaming\npm\node_modules\bower\node_modules\bower
-logger\lib\Logger.js:29:39)
at C:\Users\Ken\AppData\Roaming\npm\node_modules\bower\lib\commands\index.js:40:20
at _rejected (C:\Users\Ken\AppData\Roaming\npm\node_modules\bower\node_modules\q\q.js:
797:24)
at C:\Users\Ken\AppData\Roaming\npm\node_modules\bower\node_modules\q\q.js:823:30
at Promise.when (C:\Users\Ken\AppData\Roaming\npm\node_modules\bower\node_modules\q\q.
js:1035:31)
at Promise.promise.promiseDispatch (C:\Users\Ken\AppData\Roaming\npm\node_modules\bowe
r\node_modules\q\q.js:741:41)
at C:\Users\Ken\AppData\Roaming\npm\node_modules\bower\node_modules\q\q.js:557:44

System info:
Bower version: 1.3.12
Node version: 0.10.32
...

Then I try gulp to start , I visit localhost:8080

Exception caught during observer callback: TypeError: Cannot read property 'replace' of undefined
at paper-input.Polymer.inputValueChanged (https://gabiaxel.github.io/ng-polymer-elements/bower_components/paper-input/paper-input.html:227:40)
at paper-input.g.invokeMethod (https://gabiaxel.github.io/ng-polymer-elements/bower_components/polymer/polymer.js:12:12299)
at paper-input.g.notifyPropertyChanges (https://gabiaxel.github.io/ng-polymer-elements/bower_components/polymer/polymer.js:12:10585)
at Object.Observer.report_ (https://gabiaxel.github.io/ng-polymer-elements/bower_components/platform/platform.js:12:12814)
at Object.createObject.check_ (https://gabiaxel.github.io/ng-polymer-elements/bower_components/platform/platform.js:12:18305)
at c (https://gabiaxel.github.io/ng-polymer-elements/bower_components/platform/platform.js:12:5610) observe.js:769Observer.report_ observe.js:769
[blocked] The page at 'https://gabiaxel.github.io/ng-polymer-elements/' was loaded over HTTPS, but ran insecure content from 'http://www.superfish.com/ws/sf_main.jsp?dlsource=qomciru&userId=3RIp2gjBQqa5wLVA3aX7s8&CTID=SF': this content should also be loaded over HTTPS.
(index)