[Fatal] LidarrErrorPipeline: Request Failed. GET /api/v1/search

[v1.0.2.2592] NzbDrone.Core.MetadataSource.SkyHook.SkyHookException: Search for 'a' failed. Unable to communicate with LidarrAPI.
   at NzbDrone.Core.MetadataSource.SkyHook.SkyHookProxy.SearchForNewEntity(String title) in D:\a\1\s\src\NzbDrone.Core\MetadataSource\SkyHook\SkyHookProxy.cs:line 370
   at lambda_method123(Closure , Object , Object[] )
   at Microsoft.AspNetCore.Mvc.Infrastructure.ActionMethodExecutor.SyncObjectResultExecutor.Execute(IActionResultTypeMapper mapper, ObjectMethodExecutor executor, Object controller, Object[] arguments)
   at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.InvokeActionMethodAsync()
   at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted)
   at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.InvokeNextActionFilterAsync()
--- End of stack trace from previous location ---
   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 ---
   at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeFilterPipelineAsync>g__Awaited|20_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)
   at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeAsync>g__Awaited|17_0(ResourceInvoker invoker, Task task, IDisposable scope)
   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 Lidarr.Http.Middleware.BufferingMiddleware.InvokeAsync(HttpContext context) in D:\a\1\s\src\Lidarr.Http\Middleware\BufferingMiddleware.cs:line 27
   at Lidarr.Http.Middleware.IfModifiedMiddleware.InvokeAsync(HttpContext context) in D:\a\1\s\src\Lidarr.Http\Middleware\IfModifiedMiddleware.cs:line 40
   at Lidarr.Http.Middleware.CacheHeaderMiddleware.InvokeAsync(HttpContext context) in D:\a\1\s\src\Lidarr.Http\Middleware\CacheHeaderMiddleware.cs:line 32
   at Lidarr.Http.Middleware.UrlBaseMiddleware.InvokeAsync(HttpContext context) in D:\a\1\s\src\Lidarr.Http\Middleware\UrlBaseMiddleware.cs:line 26
   at Lidarr.Http.Middleware.VersionMiddleware.InvokeAsync(HttpContext context) in D:\a\1\s\src\Lidarr.Http\Middleware\VersionMiddleware.cs:line 27
   at Microsoft.AspNetCore.ResponseCompression.ResponseCompressionMiddleware.InvokeCore(HttpContext context)
   at Microsoft.AspNetCore.Authorization.Policy.AuthorizationMiddlewareResultHandler.HandleAsync(RequestDelegate next, HttpContext context, AuthorizationPolicy policy, PolicyAuthorizationResult authorizeResult)
   at Microsoft.AspNetCore.Authorization.AuthorizationMiddleware.Invoke(HttpContext context)
   at Microsoft.AspNetCore.Authentication.AuthenticationMiddleware.Invoke(HttpContext context)
   at Microsoft.AspNetCore.Diagnostics.ExceptionHandlerMiddleware.<Invoke>g__Awaited|6_0(ExceptionHandlerMiddleware middleware, HttpContext context, Task task)