c# - Azure 中未处理的异常

Question

我在试图编写一段代码以在 Azure 网站上运行时，我有点不知所措。这应该只是我在云中的演示文稿的演示。我不会在这个程序上获得分数，但它可以帮助我展示 Azure 提供的功能。

这可能很模糊，但如果您可以查看此错误消息并让我知道是否有任何明显的情况，请告诉我。

[SEHException (0x80004005): External component has thrown an exception.]
RdGetApplicationConfigurationSetting(UInt16* , UInt16** ) +0
RoleEnvironmentGetConfigurationSettingValueW(UInt16* pszName, UInt16* pszDest, UInt32 cchDest, UInt32* pcchRequiredDestSize) +47
 Microsoft.WindowsAzure.ServiceRuntime.Internal.InteropRoleManager.GetConfigurationSetting(String name, String& ret) +91
Microsoft.WindowsAzure.ServiceRuntime.RoleEnvironment.GetConfigurationSettingValue(String configurationSettingName) +67
Microsoft.WindowsAzure.ServiceRuntime.RoleEnvironment.GetConfigurationSettingValue(String configurationSettingName) +67
ContosoAdsWeb.MvcApplication.InitializeStorage() in C:\a\src\ContosoAdsWeb\Global.asax.cs:32
ContosoAdsWeb.MvcApplication.Application_Start() in C:\a\src\ContosoAdsWeb\Global.asax.cs:26

[HttpException (0x80004005): External component has thrown an exception.]
System.Web.HttpApplicationFactory.EnsureAppStartCalledForIntegratedMode(HttpContext context, HttpApplication app) +4467101
System.Web.HttpApplication.RegisterEventSubscriptionsWithIIS(IntPtr appContext, HttpContext context, MethodInfo[] handlers) +118
System.Web.HttpApplication.InitSpecial(HttpApplicationState state, MethodInfo[] handlers, IntPtr appContext, HttpContext context) +172
System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +364
System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext) +290

[HttpException (0x80004005): External component has thrown an exception.]
System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +4531288
System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +94
System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +191

Answer 1

我假设您正在使用 Azure Web Apps(网站)。情况是这样的:看起来您正在调用 RoleEnvironment，它专门针对 Web/辅助角色，而不是 Web 应用。

几年前我发布了类似的答案，但有更多细节，here .