"Value cannot be null" on specific TV show

[Floflobel]

Describe the bug When I search for a specific series, the page never finishes loading. An error appears in the logs and also in the develloper console.

To Reproduce Steps to reproduce the behavior:

1. Search the TV Show "Boruto: Naruto Next Generations"

Screenshots

Logs (Logs directory where Ombi is located)

2020-04-20 15:16:08.796 +02:00 [Error] Something bad happened, ErrorMiddleware caught this
System.ArgumentNullException: Value cannot be null. (Parameter 'source')
   at System.Linq.ThrowHelper.ThrowArgumentNullException(ExceptionArgument argument)
   at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source)
   at Ombi.Controllers.V1.ImagesController.GetBackgroundImage() in /home/vsts/work/1/s/src/Ombi/Controllers/V1/ImagesController.cs:line 204
   at lambda_method(Closure , Object )
   at Microsoft.AspNetCore.Mvc.Infrastructure.ActionMethodExecutor.AwaitableObjectResultExecutor.Execute(IActionResultTypeMapper mapper, ObjectMethodExecutor executor, Object controller, Object[] arguments)
   at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeActionMethodAsync>g__Awaited|12_0(ControllerActionInvoker invoker, ValueTask`1 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()
--- End of stack trace from previous location where exception was thrown ---
   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()
--- End of stack trace from previous location where exception was thrown ---
   at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeAsync>g__Awaited|17_0(ResourceInvoker invoker, Task task, IDisposable scope)
   at Microsoft.AspNetCore.Routing.EndpointMiddleware.<Invoke>g__AwaitRequestTask|6_0(Endpoint endpoint, Task requestTask, ILogger logger)
   at Swashbuckle.AspNetCore.SwaggerUI.SwaggerUIMiddleware.Invoke(HttpContext httpContext)
   at Swashbuckle.AspNetCore.Swagger.SwaggerMiddleware.Invoke(HttpContext httpContext, ISwaggerProvider swaggerProvider)
   at Microsoft.AspNetCore.Authorization.AuthorizationMiddleware.Invoke(HttpContext context)
   at Microsoft.AspNetCore.Authentication.AuthenticationMiddleware.Invoke(HttpContext context)
   at Ombi.ApiKeyMiddlewear.Invoke(HttpContext context) in /home/vsts/work/1/s/src/Ombi/Middleware/ApiKeyMiddlewear.cs:line 58
   at Ombi.ErrorHandlingMiddleware.Invoke(HttpContext context) in /home/vsts/work/1/s/src/Ombi/Middleware/ErrorHandlingMiddlewear.cs:line 30

Desktop (please complete the following information):

• OS: Ubuntu 18.04

Ombi Version (please complete the following information):

• Version v4.0.291
  • Media Server: Emby & Jellyfin

[ombi-bot]

Hi!
Thanks for the issue report. Before a real human comes by, please make sure you used our bug report format.
Have you looked at the wiki yet? https://github.com/tidusjar/ombi/wiki/
Before posting make sure you also read our FAQ.
Make the title describe your issue. Having 'not working' or 'I get this bug' for 100 issues, isn't really helpful.
If we need more information or there is some progress we tag the issue or update the tag and keep you updated.
Thanks!
Ombi Bot.

[Magikarplvl4]

Can you please retry it with the last ombi build? i can't reproduce the problem

[Floflobel]

Cannot reproduce to the latest version ! Thank for your works !