“/”应用程序中的服务器错误。

Unable to connect to any of the specified MySQL hosts.

说明: 执行当前 Web 请求期间,出现未经处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: MySql.Data.MySqlClient.MySqlException: Unable to connect to any of the specified MySQL hosts.

源错误:

执行当前 Web 请求期间生成了未经处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。

堆栈跟踪:


[MySqlException (0x80004005): Unable to connect to any of the specified MySQL hosts.]
   MySql.Data.MySqlClient.NativeDriver.Open() +1330
   MySql.Data.MySqlClient.Driver.Open() +36
   MySql.Data.MySqlClient.Driver.Create(MySqlConnectionStringBuilder settings) +204
   MySql.Data.MySqlClient.MySqlPool.GetPooledConnection() +307
   MySql.Data.MySqlClient.MySqlPool.TryToGetDriver() +152
   MySql.Data.MySqlClient.MySqlPool.GetConnection() +60
   MySql.Data.MySqlClient.MySqlConnection.Open() +1111
   SpaceBuilder.Common.SqlCommonDataProvider.GetApplications(Boolean readFromWriteDB) in D:\10.193.129.41\ISS产品库\互动交流\互动交流开发代码[交互式]\SpaceBuilder.Framework\Common\SqlCommonDataProvider.cs:1307
   SpaceBuilder.Common.Applications.GetApplications() in D:\10.193.129.41\ISS产品库\互动交流\互动交流开发代码[交互式]\SpaceBuilder.Framework\Common\Application\Applications.cs:66
   SpaceBuilder.Common.Applications.IsEnabled(Int32 applicationID) in D:\10.193.129.41\ISS产品库\互动交流\互动交流开发代码[交互式]\SpaceBuilder.Framework\Common\Application\Applications.cs:210
   SpaceBuilder.Common.Controllers.ChannelGuideInstallApplicationAttribute.GuideInstallApplication(AuthorizationContext filterContext) in D:\10.193.129.41\ISS产品库\互动交流\互动交流开发代码[交互式]\Common.Web\Controllers\ActionFilters\ChannelGuideInstallApplicationAttribute.cs:92
   SpaceBuilder.Common.Controllers.ChannelGuideInstallApplicationAttribute.OnAuthorization(AuthorizationContext filterContext) in D:\10.193.129.41\ISS产品库\互动交流\互动交流开发代码[交互式]\Common.Web\Controllers\ActionFilters\ChannelGuideInstallApplicationAttribute.cs:42
   System.Web.Mvc.ControllerActionInvoker.InvokeAuthorizationFilters(ControllerContext controllerContext, IList`1 filters, ActionDescriptor actionDescriptor) +156
   System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +658
   System.Web.Mvc.Controller.ExecuteCore() +143
   System.Web.Mvc.<>c__DisplayClass8.<BeginProcessRequest>b__4() +53
   System.Web.Mvc.Async.<>c__DisplayClass1.<MakeVoidDelegate>b__0() +25
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +38
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +602
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +195
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +128


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.7.3535.0