```
{"@t":"2026-08-17T17:30:12.3324704Z","@mt":"An unhandled exception has occurred while executing the request.","@l":"Error","@x":"System.NullReferenceException: Object reference not set to an instance of an object.\n at FlightFront.Mappers.ConfigService.GetAppConfiguration(Boolean robot, Boolean mobile, Culture culture) in /home/devops/myagent/_work/10/s/FlightFront/Mappers/ConfigMapper.cs:line 57\n at AspNetCoreGeneratedDocument.Views_Shared__Layout.ExecuteAsync() in /home/devops/myagent/_work/10/s/FlightFront/Views/Shared/_Layout.cshtml:line 31\n at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderPageCoreAsync(IRazorPage page, ViewContext context)\n at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderPageAsync(IRazorPage page, ViewContext context, Boolean invokeViewStarts)\n at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderLayoutAsync(ViewContext context, ViewBufferTextWriter bodyWriter)\n at Microsoft.AspNetCore.Mvc.Razor.RazorView.RenderAsync(ViewContext context)\n at Microsoft.AspNetCore.Mvc.ViewFeatures.ViewExecutor.ExecuteAsync(ViewContext viewContext, String contentType, Nullable`1 statusCode)\n at Microsoft.AspNetCore.Mvc.ViewFeatures.ViewExecutor.ExecuteAsync(ViewContext viewContext, String contentType, Nullable`1 statusCode)\n at Microsoft.AspNetCore.Mvc.ViewFeatures.ViewExecutor.ExecuteAsync(ActionContext actionContext, IView view, ViewDataDictionary viewData, ITempDataDictionary tempData, String contentType, Nullable`1 statusCode)\n at Microsoft.AspNetCore.Mvc.ViewFeatures.ViewResultExecutor.ExecuteAsync(ActionContext context, ViewResult result)\n at Microsoft.AspNetCore.Mvc.ViewResult.ExecuteResultAsync(ActionContext context)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeNextResultFilterAsync>g__Awaited|30_0[TFilter,TFilterAsync](ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Rethrow(ResultExecutedContextSealed context)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.ResultNext[TFilter,TFilterAsync](State& next, Scope& scope, Object& state, Boolean& isCompleted)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeResultFilters>g__Awaited|28_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeNextResourceFilter>g__Awaited|25_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Rethrow(ResourceExecutedContextSealed context)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeFilterPipelineAsync>g__Awaited|20_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeAsync>g__Awaited|17_0(ResourceInvoker invoker, Task task, IDisposable scope)\n at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeAsync>g__Awaited|17_0(ResourceInvoker invoker, Task task, IDisposable scope)\n at FlightFront.Startup.<>c__DisplayClass5_0.<<Configure>b__0>d.MoveNext() in /home/devops/myagent/_work/10/s/FlightFront/Startup.cs:line 185\n--- End of stack trace from previous location ---\n at Microsoft.AspNetCore.Authorization.AuthorizationMiddleware.Invoke(HttpContext context)\n at Microsoft.AspNetCore.Localization.RequestLocalizationMiddleware.Invoke(HttpContext context)\n at WebMarkupMin.AspNetCore6.WebMarkupMinMiddleware.InvokeCore(HttpContext context, Boolean useMinification, Boolean useCompression)\n at WebMarkupMin.AspNetCore6.WebMarkupMinMiddleware.InvokeCore(HttpContext context, Boolean useMinification, Boolean useCompression)\n at FlightFront.Middleware.CultureValidationMiddleware.InvokeAsync(HttpContext context, ViewHelper viewHelper) in /home/devops/myagent/_work/10/s/FlightFront/Middleware/CultureValidationMiddleware.cs:line 96\n at FlightFront.Middleware.RedirectMiddleware.InvokeAsync(HttpContext context) in /home/devops/myagent/_work/10/s/FlightFront/Middleware/RedirectMiddleware.cs:line 38\n at FlightFront.Middleware.SessionIdMiddleware.Invoke(HttpContext context) in /home/devops/myagent/_work/10/s/FlightFront/Middleware/SessionMiddleware.cs:line 36\n at FlightFront.Middleware.AdmitadTrackingMiddleware.Invoke(HttpContext context) in /home/devops/myagent/_work/10/s/FlightFront/Middleware/AdmitadTrackingMiddleware.cs:line 53\n at Microsoft.AspNetCore.ResponseCompression.ResponseCompressionMiddleware.InvokeCore(HttpContext context)\n at Microsoft.AspNetCore.Diagnostics.StatusCodePagesMiddleware.Invoke(HttpContext context)\n at Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddlewareImpl.<Invoke>g__Awaited|10_0(ExceptionHandlerMiddlewareImpl middleware, HttpContext context, Task task)","@tr":"3d8cf3c0e77aacd3892b4fa7a8c7b8d7","@sp":"4d56eccea035569f","EventId":{"Id":1,"Name":"UnhandledException"},"SourceContext":"Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware","RequestId":"0HNNSGJC05MBA:00000001","RequestPath":"/","ConnectionId":"0HNNSGJC05MBA","CorrelationId":"3d8cf3c0e77aacd3892b4fa7a8c7b8d7","ProcessId":1,"ThreadId":29,"trace_id":"3d8cf3c0e77aacd3892b4fa7a8c7b8d7","span_id":"4d56eccea035569f","trace_flags":"None","service.name":"b2c-flight-pt","service.version":"1.0.0","deployment.environment":"stage"}
```