我在尝试发布我的asp.net网络应用时收到此错误消息：
Copying file packages\Newtonsoft.Json.6.0.4\lib\portable-net40+sl5+wp80+win8+wpa81\Newtonsoft.Json.dll to C:\Users\Administrator\AppData\Local\Temp\2\WebSitePublish\Results-69221645\obj\Debug\Package\PackageTmp\packages\Newtonsoft.Json.6.0.4\lib\portable-net40+sl5+wp80+win8+wpa81\Newtonsoft.Json.dll failed. Could not find a part of the path 'packages\Newtonsoft.Json.6.0.4\lib\portable-net40+sl5+wp80+win8+wpa81\Newtonsoft.Json.dll'
请帮我恢复此问题