2026-05-20 15:00:50.161 +02:00 [ERR] HTTP GET /MobileApp/GetInvoiceDataPresentByShowAthlete/4c5358d5-deea-4bcc-a88f-de52d83cbe83/ab6fa76a-d450-11ec-bd7e-0a436a6b8132 responded 500 in 822.3233 ms
System.ArgumentNullException: Value cannot be null. (Parameter 'content')
   at System.Net.Http.Json.HttpContentJsonExtensions.ReadFromJsonAsync[T](HttpContent content, JsonSerializerOptions options, CancellationToken cancellationToken)
   at AccountingNgt.DataAccess.Services.ClientServiceBlueBox.Get[T](String[] uriElements)
   at AccountingNgt.DataAccess.Services.WrapperService.<>c__DisplayClass42_0.<<GetInvoiceInitData>b__0>d.MoveNext() in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\WrapperService.cs:line 198
--- End of stack trace from previous location ---
   at AccountingNgt.DataAccess.Services.WrapperService.GetInvoiceInitData(String showUUID, String personUUID) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\WrapperService.cs:line 198
   at AccountingNgt.DataAccess.Services.DataService.LoadAthleteAccounting(String showUuid, String personUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\DataService.cs:line 366
   at AccountingNgt.DataAccess.Services.DataService.InitialLoad(Level level, String showUuid, String personUuid, Func`2 showPersonAccountingGetByShow) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\DataService.cs:line 478
   at AccountingNgt.BusinessLogic.Services.ApiCalculationService.LoadRecalcInvoices(Level level, String showUuid, String athleteUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BusinessLogic\Services\ApiCalculationService.cs:line 560
   at AccountingNgt.BusinessLogic.Services.ApiCalculationService.CalculateInvoiceDataPresent(String showUuid, String athleteUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BusinessLogic\Services\ApiCalculationService.cs:line 183
   at lambda_method10(Closure, Object, HttpContext)
   at Serilog.AspNetCore.RequestLoggingMiddleware.Invoke(HttpContext httpContext)
2026-05-20 15:00:50.208 +02:00 [ERR] An unhandled exception has occurred while executing the request.
System.ArgumentNullException: Value cannot be null. (Parameter 'content')
   at System.Net.Http.Json.HttpContentJsonExtensions.ReadFromJsonAsync[T](HttpContent content, JsonSerializerOptions options, CancellationToken cancellationToken)
   at AccountingNgt.DataAccess.Services.ClientServiceBlueBox.Get[T](String[] uriElements)
   at AccountingNgt.DataAccess.Services.WrapperService.<>c__DisplayClass42_0.<<GetInvoiceInitData>b__0>d.MoveNext() in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\WrapperService.cs:line 198
--- End of stack trace from previous location ---
   at AccountingNgt.DataAccess.Services.WrapperService.GetInvoiceInitData(String showUUID, String personUUID) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\WrapperService.cs:line 198
   at AccountingNgt.DataAccess.Services.DataService.LoadAthleteAccounting(String showUuid, String personUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\DataService.cs:line 366
   at AccountingNgt.DataAccess.Services.DataService.InitialLoad(Level level, String showUuid, String personUuid, Func`2 showPersonAccountingGetByShow) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\DataService.cs:line 478
   at AccountingNgt.BusinessLogic.Services.ApiCalculationService.LoadRecalcInvoices(Level level, String showUuid, String athleteUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BusinessLogic\Services\ApiCalculationService.cs:line 560
   at AccountingNgt.BusinessLogic.Services.ApiCalculationService.CalculateInvoiceDataPresent(String showUuid, String athleteUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BusinessLogic\Services\ApiCalculationService.cs:line 183
   at lambda_method10(Closure, Object, HttpContext)
   at Serilog.AspNetCore.RequestLoggingMiddleware.Invoke(HttpContext httpContext)
   at Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddlewareImpl.<Invoke>g__Awaited|10_0(ExceptionHandlerMiddlewareImpl middleware, HttpContext context, Task task)
2026-05-20 15:00:50.216 +02:00 [ERR] Unhandled exception on /MobileApp/GetInvoiceDataPresentByShowAthlete/4c5358d5-deea-4bcc-a88f-de52d83cbe83/ab6fa76a-d450-11ec-bd7e-0a436a6b8132
System.ArgumentNullException: Value cannot be null. (Parameter 'content')
   at System.Net.Http.Json.HttpContentJsonExtensions.ReadFromJsonAsync[T](HttpContent content, JsonSerializerOptions options, CancellationToken cancellationToken)
   at AccountingNgt.DataAccess.Services.ClientServiceBlueBox.Get[T](String[] uriElements)
   at AccountingNgt.DataAccess.Services.WrapperService.<>c__DisplayClass42_0.<<GetInvoiceInitData>b__0>d.MoveNext() in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\WrapperService.cs:line 198
--- End of stack trace from previous location ---
   at AccountingNgt.DataAccess.Services.WrapperService.GetInvoiceInitData(String showUUID, String personUUID) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\WrapperService.cs:line 198
   at AccountingNgt.DataAccess.Services.DataService.LoadAthleteAccounting(String showUuid, String personUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\DataService.cs:line 366
   at AccountingNgt.DataAccess.Services.DataService.InitialLoad(Level level, String showUuid, String personUuid, Func`2 showPersonAccountingGetByShow) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BlueboxApi.DataAccess\Services\DataService.cs:line 478
   at AccountingNgt.BusinessLogic.Services.ApiCalculationService.LoadRecalcInvoices(Level level, String showUuid, String athleteUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BusinessLogic\Services\ApiCalculationService.cs:line 560
   at AccountingNgt.BusinessLogic.Services.ApiCalculationService.CalculateInvoiceDataPresent(String showUuid, String athleteUuid) in C:\HD_ngt-dev\hippo-abrechnung-2008\AccountingNgt\AccountingNgt.BusinessLogic\Services\ApiCalculationService.cs:line 183
   at lambda_method10(Closure, Object, HttpContext)
   at Serilog.AspNetCore.RequestLoggingMiddleware.Invoke(HttpContext httpContext)
   at Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddlewareImpl.<Invoke>g__Awaited|10_0(ExceptionHandlerMiddlewareImpl middleware, HttpContext context, Task task)