问题描述
我正在尝试在新机器上从源代码运行 Kentico 13 CMS，但我收到了此堆栈跟踪。当我从 Visual Studio 2019 使用 F5 启动该站点时，该站点不会呈现登录提示。
我已将一个已知良好的数据库恢复到我的本地机器上，并确认该站点编译成功。
System.NullReferenceException: Object reference not set to an instance of an object.
at CMS.Membership.Internal.VirtualContextAuthenticationConfiguration.get_Audience()
at CMS.Membership.Internal.SecurityTokenManager`1..ctor(T tokenConfiguration,IJwtTokenService tokenService,IDateTimeNowService dateTimeNowService,IEventLogService eventLogService,IUserInfoProvider userInfoProvider)
at CMS.Membership.Internal.SecurityTokenManager`1..ctor(T tokenConfiguration)
at Kentico.Content.Web.Mvc.VirtualContextPrincipalRetriever..ctor()
at Kentico.Content.Web.Mvc.VirtualContextRequestPrincipalRetriever..ctor()
at System.RuntimeMethodHandle.InvokeMethod(Object target,Object[] arguments,Signature sig,Boolean constructor,Boolean wrapExceptions)
at System.Reflection.RuntimeConstructorInfo.Invoke(BindingFlags invokeAttr,Binder binder,Object[] parameters,CultureInfo culture)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.CallSiteRuntimeResolver.VisitConstructor(ConstructorCallSite constructorCallSite,RuntimeResolverContext context)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.CallSiteVisitor`2.VisitCallSiteMain(ServiceCallSite callSite,TArgument argument)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.CallSiteRuntimeResolver.VisitCache(ServiceCallSite callSite,RuntimeResolverContext context,ServiceProviderEnginescope serviceProviderEngine,RuntimeResolverLock lockType)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.CallSiteRuntimeResolver.VisitRootCache(ServiceCallSite singletonCallSite,RuntimeResolverContext context)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.CallSiteVisitor`2.VisitCallSite(ServiceCallSite callSite,TArgument argument)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.CallSiteRuntimeResolver.VisitIEnumerable(IEnumerableCallSite enumerableCallSite,TArgument argument)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.CallSiteRuntimeResolver.Resolve(ServiceCallSite callSite,ServiceProviderEnginescope scope)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.DynamicServiceProviderEngine.<>c__displayClass1_0.<RealizeService>b__0(ServiceProviderEnginescope scope)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.ServiceProviderEngine.GetService(Type serviceType,ServiceProviderEnginescope serviceProviderEnginescope)
at Microsoft.Extensions.DependencyInjection.ServiceLookup.ServiceProviderEnginescope.GetService(Type serviceType)
at Microsoft.Extensions.DependencyInjection.ActivatorUtilities.ConstructorMatcher.CreateInstance(IServiceProvider provider)
at Microsoft.Extensions.DependencyInjection.ActivatorUtilities.CreateInstance(IServiceProvider provider,Type instanceType,Object[] parameters)
at Microsoft.AspNetCore.Authentication.AuthenticationHandlerProvider.GetHandlerAsync(HttpContext context,String authenticationScheme)
at Microsoft.AspNetCore.Authentication.AuthenticationService.AuthenticateAsync(HttpContext context,String scheme)
at Microsoft.AspNetCore.Authentication.AuthenticationMiddleware.Invoke(HttpContext context)
at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
at Kentico.Content.Web.Mvc.ContentOutputMiddleware.InvokeAsync(HttpContext context)
at Kentico.Web.Mvc.KenticoRequestLocalizationMiddleware.InvokeAsync(HttpContext context)
at Kentico.Content.Web.Mvc.PageRedirectionContextMiddleware.InvokeAsync(HttpContext context)
at Kentico.Web.Mvc.KenticoRequestEventsMiddleware.InvokeAsync(HttpContext context)
at Microsoft.AspNetCore.Diagnostics.StatusCodePagesMiddleware.Invoke(HttpContext context)
at Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)
解决方法
问题是数据库连接字符串不正确。我需要确认数据库名称正确，用户名和密码正确，并且 SQL Server 实例的用户名/密码身份验证配置正确（不仅仅是 Windows 身份验证）。