sonarr log

Unable to connect to indexer: Failed to establish secure https connection to 'https://torrentapi.org/pubapi_v2.php?get_token=get_token&app_id=Sonarr', libcurl fallback might be unavailable.

NzbDrone.Common.Http.TlsFailureException: Failed to establish secure https connection to 'https://torrentapi.org/pubapi_v2.php?get_token=get_token&app_id=Sonarr', libcurl fallback might be unavailable. ---> System.Net.WebException: Error: SendFailure (Error writing headers) ---> System.Net.WebException: Error writing headers ---> System.IO.IOException: The authentication or decryption has failed. ---> Mono.Security.Protocol.Tls.TlsException: The authentication or decryption has failed.
  at Mono.Security.Protocol.Tls.RecordProtocol.EndReceiveRecord (IAsyncResult asyncResult) <0x4056ef50 + 0x00103> in <filename unknown>:0
  at Mono.Security.Protocol.Tls.SslClientStream.SafeEndReceiveRecord (IAsyncResult ar, Boolean ignoreEmpty) <0x4056ee90 + 0x0002b> in <filename unknown>:0
  at Mono.Security.Protocol.Tls.SslClientStream.NegotiateAsyncWorker (IAsyncResult result) <0x405668c0 + 0x00227> in <filename unknown>:0
  --- End of inner exception stack trace ---
  at System.Net.WebConnection.EndWrite (System.Net.HttpWebRequest request, Boolean throwOnError, IAsyncResult result) <0x405aa510 + 0x00207> in <filename unknown>:0
  at System.Net.WebConnectionStream+<SetHeadersAsync>c__AnonStorey1.<>m__0 (IAsyncResult r) <0x405a9de0 + 0x0014f> in <filename unknown>:0
  --- End of inner exception stack trace ---
  --- End of inner exception stack trace ---
  at System.Net.HttpWebRequest.EndGetResponse (IAsyncResult asyncResult) <0x404b8930 + 0x001ab> in <filename unknown>:0
  at System.Net.HttpWebRequest.GetResponse () <0x404b1a70 + 0x0005a> in <filename unknown>:0
  at NzbDrone.Common.Http.Dispatchers.ManagedHttpDispatcher.GetResponse (NzbDrone.Common.Http.HttpRequest request, System.Net.CookieContainer cookies) <0x404a5cf0 + 0x0047c> in <filename unknown>:0
  --- End of inner exception stack trace ---
  at NzbDrone.Common.Http.Dispatchers.ManagedHttpDispatcher.GetResponse (NzbDrone.Common.Http.HttpRequest request, System.Net.CookieContainer cookies) <0x404a5cf0 + 0x00957> in <filename unknown>:0
  at NzbDrone.Common.Http.Dispatchers.FallbackHttpDispatcher.GetResponse (NzbDrone.Common.Http.HttpRequest request, System.Net.CookieContainer cookies) <0x404a5a60 + 0x0025f> in <filename unknown>:0
  at NzbDrone.Common.Http.HttpClient.ExecuteRequest (NzbDrone.Common.Http.HttpRequest request) <0x4049fcd0 + 0x00177> in <filename unknown>:0
  at NzbDrone.Common.Http.HttpClient.Execute (NzbDrone.Common.Http.HttpRequest request) <0x4049f850 + 0x00027> in <filename unknown>:0
  at NzbDrone.Common.Http.HttpClient.Get (NzbDrone.Common.Http.HttpRequest request) <0x4049f810 + 0x0002b> in <filename unknown>:0
  at NzbDrone.Common.Http.HttpClient.Get[T] (NzbDrone.Common.Http.HttpRequest request) <0x4049f780 + 0x00017> in <filename unknown>:0
  at NzbDrone.Core.Indexers.Rarbg.RarbgTokenProvider+<>c__DisplayClass4_0.<GetToken>b__0 () <0x406a6ab0 + 0x0015d> in <filename unknown>:0
  at NzbDrone.Common.Cache.Cached`1[T].Get (System.String key, System.Func`1 function, Nullable`1 lifeTime) <0x40363a50 + 0x0021e> in <filename unknown>:0
  at NzbDrone.Core.Indexers.Rarbg.RarbgTokenProvider.GetToken (NzbDrone.Core.Indexers.Rarbg.RarbgSettings settings) <0x406a6890 + 0x001d8> in <filename unknown>:0
  at NzbDrone.Core.Indexers.Rarbg.RarbgRequestGenerator+<GetPagedRequests>d__12.MoveNext () <0x406a6420 + 0x00286> in <filename unknown>:0
  at System.Linq.Enumerable.First[TSource] (IEnumerable`1 source) <0x4036b420 + 0x000be> in <filename unknown>:0
  at NzbDrone.Core.Indexers.HttpIndexerBase`1[TSettings].TestConnection () <0x406a4c50 + 0x000cb> in <filename unknown>:0