19-12-3 03:21:22.3|Warn|NzbDroneErrorPipeline|Invalid request Validation failed:
 -- Unable to connect to indexer, check the log for more details
 -- Unable to connect to indexer, check the log for more details
19-12-3 03:21:56.3|Warn|Torznab|Unable to connect to indexer

[v0.2.0.1358] System.Net.WebException: Error: ConnectFailure (Connection refused) ---> System.Net.Sockets.SocketException: Connection refused
  at System.Net.Sockets.SocketAsyncResult.CheckIfThrowDelayedException () [0x00014] in <22950e250edf4737b41940f4b076a696>:0
  at System.Net.Sockets.Socket.EndConnect (System.IAsyncResult asyncResult) [0x0002c] in <22950e250edf4737b41940f4b076a696>:0
  at System.Net.Sockets.SocketTaskExtensions+<>c.<ConnectAsync>b__2_1 (System.IAsyncResult asyncResult) [0x00006] in <22950e250edf4737b41940f4b076a696>:0
  at System.Threading.Tasks.TaskFactory`1[TResult].FromAsyncCoreLogic (System.IAsyncResult iar, System.Func`2[T,TResult] endFunction, System.Action`1[T] endAction, System.Threading.Tasks.Task`1[TResult] pr$
--- End of stack trace from previous location where exception was thrown ---

  at System.Net.WebConnection.Connect (System.Net.WebOperation operation, System.Threading.CancellationToken cancellationToken) [0x0019b] in <22950e250edf4737b41940f4b076a696>:0
   --- End of inner exception stack trace ---
  at System.Net.WebConnection.Connect (System.Net.WebOperation operation, System.Threading.CancellationToken cancellationToken) [0x00217] in <22950e250edf4737b41940f4b076a696>:0
  at System.Net.WebConnection.InitConnection (System.Net.WebOperation operation, System.Threading.CancellationToken cancellationToken) [0x000cc] in <22950e250edf4737b41940f4b076a696>:0
  at System.Net.WebOperation.Run () [0x0009a] in <22950e250edf4737b41940f4b076a696>:0
  at System.Net.WebCompletionSource`1[T].WaitForCompletion () [0x00094] in <22950e250edf4737b41940f4b076a696>:0
  at System.Net.HttpWebRequest.RunWithTimeoutWorker[T] (System.Threading.Tasks.Task`1[TResult] workerTask, System.Int32 timeout, System.Action abort, System.Func`1[TResult] aborted, System.Threading.Cancel$
  at System.Net.HttpWebRequest.GetResponse () [0x00016] in <22950e250edf4737b41940f4b076a696>:0
  at NzbDrone.Common.Http.Dispatchers.ManagedHttpDispatcher.GetResponse (NzbDrone.Common.Http.HttpRequest request, System.Net.CookieContainer cookies) [0x00154] in <7084924a59f8492b9528f8e6bea68198>:0
  at NzbDrone.Common.Http.Dispatchers.FallbackHttpDispatcher.GetResponse (NzbDrone.Common.Http.HttpRequest request, System.Net.CookieContainer cookies) [0x000cc] in <7084924a59f8492b9528f8e6bea68198>:0
  at NzbDrone.Common.Http.HttpClient.ExecuteRequest (NzbDrone.Common.Http.HttpRequest request, System.Net.CookieContainer cookieContainer) [0x0007e] in <7084924a59f8492b9528f8e6bea68198>:0
  at NzbDrone.Common.Http.HttpClient.Execute (NzbDrone.Common.Http.HttpRequest request) [0x00008] in <7084924a59f8492b9528f8e6bea68198>:0
  at NzbDrone.Common.Http.HttpClient.Get (NzbDrone.Common.Http.HttpRequest request) [0x00007] in <7084924a59f8492b9528f8e6bea68198>:0
  at NzbDrone.Core.Indexers.Newznab.NewznabCapabilitiesProvider.FetchCapabilities (NzbDrone.Core.Indexers.Newznab.NewznabSettings indexerSettings) [0x00084] in <28071e62f2f449e682962e05af20a3d7>:0
  at NzbDrone.Core.Indexers.Newznab.NewznabCapabilitiesProvider+<>c__DisplayClass4_0.<GetCapabilities>b__0 () [0x00000] in <28071e62f2f449e682962e05af20a3d7>:0
  at NzbDrone.Common.Cache.Cached`1[T].Get (System.String key, System.Func`1[TResult] function, System.Nullable`1[T] lifeTime) [0x0006a] in <7084924a59f8492b9528f8e6bea68198>:0
  at NzbDrone.Core.Indexers.Newznab.NewznabCapabilitiesProvider.GetCapabilities (NzbDrone.Core.Indexers.Newznab.NewznabSettings indexerSettings) [0x00046] in <28071e62f2f449e682962e05af20a3d7>:0
  at NzbDrone.Core.Indexers.Torznab.Torznab.get_PageSize () [0x0000c] in <28071e62f2f449e682962e05af20a3d7>:0
  at NzbDrone.Core.Indexers.Torznab.Torznab.GetRequestGenerator () [0x0000b] in <28071e62f2f449e682962e05af20a3d7>:0
  at NzbDrone.Core.Indexers.HttpIndexerBase`1[TSettings].GetRequestChain (NzbDrone.Core.IndexerSearch.Definitions.SearchCriteriaBase searchCriteria) [0x00000] in <28071e62f2f449e682962e05af20a3d7>:0
  at NzbDrone.Core.Indexers.HttpIndexerBase`1[TSettings].TestConnection () [0x00019] in <28071e62f2f449e682962e05af20a3d7>:0