1、備份你的項目
mvc過時了嗎，2、從Web API升級到Web API 2，修改global.asax，將
| 1 | WebApiConfig.Register(GlobalConfiguration.Configuration); |
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修改為
| 1 | GlobalConfiguration.Configure(WebApiConfig.Register); |
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3、通過Nuget，更新下面的包
| 包名? ????????????????????????????????????????? | 舊版本 | 新版本 |
| Microsoft.AspNet.Razor | 2.0.x.x | 3.0.0 |
| Microsoft.AspNet.WebPages | 2.0.x.x | 3.0.0 |
| Microsoft.AspNet.WebPages.WebData | 2.0.x.x | 3.0.0 |
| Microsoft.AspNet.WebPages.OAuth | 2.0.x.x | 3.0.0 |
| Microsoft.AspNet.Mvc | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.Mvc.Facebook | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.WebApi.Core | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.WebApi.SelfHost | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.WebApi.Client | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.WebApi.OData | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.WebApi | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.WebApi.WebHost | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.WebApi.Tracing | 4.0.x.x | 5.0.0 |
| Microsoft.AspNet.WebApi.HelpPage | 4.0.x.x | 5.0.0 |
| Microsoft.Net.Http | 2.0.x. | 2.2.x. |
| Microsoft.Data.OData | 5.2.x | 5.6.x |
| System.Spatial | 5.2.x | 5.6.x |
| Microsoft.Data.Edm | 5.2.x | 5.6.x |
| Microsoft.AspNet.Mvc.FixedDisplayModes | ? | Removed |
| Microsoft.AspNet.WebPages.Administration | ? | Removed |
| Microsoft-Web-Helpers | ? | Microsoft.AspNet.WebHelpers |
4、更新根目錄的web.config
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | <runtime>??<assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">????<!--Two elements removed for Clarity -->????<dependentAssembly>??????<assemblyIdentity name="System.Web.Helpers" publicKeyToken="31bf3856ad364e35" />??????<bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0" />????</dependentAssembly>????<dependentAssembly>??????<assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35" />??????<bindingRedirect oldVersion="1.0.0.0-5.0.0.0" newVersion="5.0.0.0" />????</dependentAssembly>????<dependentAssembly>??????<assemblyIdentity name="System.Web.WebPages" publicKeyToken="31bf3856ad364e35" />??????<bindingRedirect oldVersion="1.0.0.0-3.0.0.0" newVersion="3.0.0.0" />????</dependentAssembly>????<!--WebGrease element removed for Clarity -->??</assemblyBinding |
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| 1 2 3 4 5 6 7 | <appSettings>??<add key="webpages:Version" value="3.0.0.0" />??<add key="webpages:Enabled" value="false" />??<add key="PreserveLoginUrl" value="true" />??<add key="ClientValidationEnabled" value="true" />??<add key="UnobtrusiveJavaScriptEnabled" value="true" /></appSettings> |
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| 1 2 3 | ??<securityPolicy>???<!--<trustLevel name="Medium"? policyFile="web_mediumtrust.config"/>--></securityPolicy> |
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5、修改View文件夾下的web.config
| 1 2 3 4 5 6 7 8 9 | <system.web.webPages.razor>??<host factoryType="System.Web.Mvc.MvcWebRazorHostFactory, System.Web.Mvc, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />??<pages pageBaseType="System.Web.Mvc.WebViewPage">????<namespaces>??????<add namespace="System.Web.Mvc" />??????<!--Elements removed for Clarity.-->????</namespaces>??</pages></system.web.webPages.razor> |
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| 1 2 3 4 5 6 7 8 9 10 11 | ??-->??<pages??????validateRequest="false"??????pageParserFilterType="System.Web.Mvc.ViewTypeParserFilter, System.Web.Mvc, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"??????pageBaseType="System.Web.Mvc.ViewPage, System.Web.Mvc, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"??????userControlBaseType="System.Web.Mvc.ViewUserControl, System.Web.Mvc, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">????<controls>??????<add assembly="System.Web.Mvc, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" namespace="System.Web.Mvc" tagPrefix="mvc" />????</controls>??</pages></system.web> |
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| 1 2 3 4 5 6 7 | <configuration>??<configSections>????<sectionGroup name="system.web.webPages.razor" type="System.Web.WebPages.Razor.Configuration.RazorWebSectionGroup, System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">??????<section name="host" type="System.Web.WebPages.Razor.Configuration.HostSection, System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="false" />??????<section name="pages" type="System.Web.WebPages.Razor.Configuration.RazorPagesSection, System.Web.WebPages.Razor, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="false" />????</sectionGroup>??</configSections> |
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6、右鍵解決方案，選擇卸載項目
7、右鍵項目，編輯 [ProjectName].csproj
8、找到 ProjectTypeGuids 節，刪除Guid {E3E379DF-F4C6-4180-9B81-6769533ABE47}，保存
9、右鍵項目，重新加載項目
