Error on 1.4.4 - Category: Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware - built-in API endpoints not responding

PowerShell Universal
1

When i go to the dashboards page i see the number of dashboards running however i’m getting an error for the others.
This is after running the MSI.

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Category: Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware
EventId: 1
RequestId: 0HM3GBCFDLTJ0:0000000F
RequestPath: /api/v1/dashboard/diagnostics/endpoints
SpanId: e9f0993b371e334f
TraceId: 8336cec719ac204589c1f4c04726e910
ParentId: 0000000000000000

An unhandled exception has occurred while executing the request.

Exception:
System.NullReferenceException: Object reference not set to an instance of an object.
at UniversalAutomation.DashboardController.GetTotalEndpoints() in D:\a\universal\universal\src\Universal.Server\Controllers\DashboardController.cs:line 293
at Microsoft.AspNetCore.Mvc.Infrastructure.ActionMethodExecutor.TaskOfIActionResultExecutor.Execute(IActionResultTypeMapper mapper, ObjectMethodExecutor executor, Object controller, Object[] arguments)
at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.g__Awaited|12_0(ControllerActionInvoker invoker, ValueTask1 actionResultValueTask) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeNextActionFilterAsync>g__Awaited|10_0(ControllerActionInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Rethrow(ActionExecutedContextSealed context) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted) at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeInnerFilterAsync>g__Awaited|13_0(ControllerActionInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted) at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeNextResourceFilter>g__Awaited|24_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted) at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Rethrow(ResourceExecutedContextSealed context) at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted) at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeFilterPipelineAsync>g__Awaited|19_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted) at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeAsync>g__Logged|17_1(ResourceInvoker invoker) at Microsoft.AspNetCore.Routing.EndpointMiddleware.<Invoke>g__AwaitRequestTask|6_0(Endpoint endpoint, Task requestTask, ILogger logger) at Microsoft.AspNetCore.Authorization.AuthorizationMiddleware.Invoke(HttpContext context) at Universal.Server.Middleware.RoutingMiddleware.Invoke(HttpContext httpContext, IPolicyEvaluator policyEvaluator) in D:\a\universal\universal\src\Universal.Server\Middleware\RoutingMiddleware.cs:line 88 at Swashbuckle.AspNetCore.SwaggerUI.SwaggerUIMiddleware.Invoke(HttpContext httpContext) at Swashbuckle.AspNetCore.Swagger.SwaggerMiddleware.Invoke(HttpContext httpContext, ISwaggerProvider swaggerProvider) at AspNetCoreRateLimit.RateLimitMiddleware1.Invoke(HttpContext context) in D:\a\universal\universal\src\AspNetCoreRateLimit\Middleware\RateLimitMiddleware.cs:line 109
at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
at Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware.g__Awaited|6_0(ExceptionHandlerMiddleware middleware, HttpContext context, Task task)

2

one of my 2 dashboards had an error and was displaying
“Dashboard is not running”

I had to set the dashboard framework version.

Once I fixed that, the error went away for the summary page.

3

I opened an issue for this. That shouldn’t happen.