Trace logs are the same as previous. Sonarr gets an “Ok.” string back from qBt, and decides that is an exception rather than success, so doesn’t proceed with applying the label.
17-7-23 17:48:48.0|Trace|Http|Req: 1552 [POST] /api/release
17-7-23 17:48:48.1|Trace|HttpClient|Req: [POST] http://192.168.0.11:9090/command/download: urls=magnet%3A%3Fxt%3Durn%3Abtih%3A815df124da9343d9324ffdeab7514d107f3fdef2%26dn%3DThe.Simpsons.S28E17.720p.HDTV.x264-AVS%5Brartv%5D%26tr%3Dhttp%3A%252F%252Ftracker.trackerfix.com%3A80%252Fannounce%26tr%3Dudp%3A%252F%252F9.rarbg.me%3A2710%26tr%3Dudp%3A%252F%252F9.rarbg.to%3A2710%26tr%3Dudp%3A%252F%252Fopen.demonii.com%3A1337%252Fannounce
17-7-23 17:48:48.1|Trace|HttpClient|Res: [POST] http://192.168.0.11:9090/command/download: 200.OK (15 ms)
17-7-23 17:48:48.1|Trace|HttpClient|Response content (3 bytes): Ok.
17-7-23 17:48:48.1|Trace|NzbDroneErrorPipeline|Handling Exception
17-7-23 17:48:48.1|Fatal|NzbDroneErrorPipeline|Request Failed. POST /api/release
[v2.0.0.4855] Newtonsoft.Json.JsonReaderException: Unexpected character encountered while parsing value: O. Path '', line 0, position 0.
at Newtonsoft.Json.JsonTextReader.ParseValue () [0x002b3] in <1fa899c21f554672afbc630cc93b185e>:0
at Newtonsoft.Json.JsonTextReader.Read () [0x0004c] in <1fa899c21f554672afbc630cc93b185e>:0
at Newtonsoft.Json.JsonReader.ReadAndMoveToContent () [0x00000] in <1fa899c21f554672afbc630cc93b185e>:0
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.ReadForType (Newtonsoft.Json.JsonReader reader, Newtonsoft.Json.Serialization.JsonContract contract, System.Boolean hasConverter) [0x00043] in <1fa899c21f554672afbc630cc93b185e>:0
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.Deserialize (Newtonsoft.Json.JsonReader reader, System.Type objectType, System.Boolean checkAdditionalContent) [0x000d9] in <1fa899c21f554672afbc630cc93b185e>:0
at Newtonsoft.Json.JsonSerializer.DeserializeInternal (Newtonsoft.Json.JsonReader reader, System.Type objectType) [0x00053] in <1fa899c21f554672afbc630cc93b185e>:0
at Newtonsoft.Json.JsonSerializer.Deserialize (Newtonsoft.Json.JsonReader reader, System.Type objectType) [0x00000] in <1fa899c21f554672afbc630cc93b185e>:0
at Newtonsoft.Json.JsonConvert.DeserializeObject (System.String value, System.Type type, Newtonsoft.Json.JsonSerializerSettings settings) [0x0002d] in <1fa899c21f554672afbc630cc93b185e>:0
at Newtonsoft.Json.JsonConvert.DeserializeObject[T] (System.String value, Newtonsoft.Json.JsonSerializerSettings settings) [0x00000] in <1fa899c21f554672afbc630cc93b185e>:0
at NzbDrone.Common.Serializer.Json.Deserialize[T] (System.String json) [0x00000] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Common\Serializer\Json.cs:37
at NzbDrone.Core.Download.Clients.QBittorrent.QBittorrentProxy.ProcessRequest[TResult] (NzbDrone.Common.Http.HttpRequestBuilder requestBuilder, NzbDrone.Core.Download.Clients.QBittorrent.QBittorrentSettings settings) [0x00083] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Core\Download\Clients\QBittorrent\QBittorrentProxy.cs:188
at NzbDrone.Core.Download.Clients.QBittorrent.QBittorrentProxy.AddTorrentFromUrl (System.String torrentUrl, NzbDrone.Core.Download.Clients.QBittorrent.QBittorrentSettings settings) [0x00022] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Core\Download\Clients\QBittorrent\QBittorrentProxy.cs:75
at NzbDrone.Core.Download.Clients.QBittorrent.QBittorrent.AddFromMagnetLink (NzbDrone.Core.Parser.Model.RemoteEpisode remoteEpisode, System.String hash, System.String magnetLink) [0x00000] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Core\Download\Clients\QBittorrent\QBittorrent.cs:36
at NzbDrone.Core.Download.TorrentClientBase`1[TSettings].DownloadFromMagnetUrl (NzbDrone.Core.Parser.Model.RemoteEpisode remoteEpisode, System.String magnetUrl) [0x00048] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Core\Download\TorrentClientBase.cs:213
at NzbDrone.Core.Download.TorrentClientBase`1[TSettings].Download (NzbDrone.Core.Parser.Model.RemoteEpisode remoteEpisode) [0x000f1] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Core\Download\TorrentClientBase.cs:102
at NzbDrone.Core.Download.DownloadService.DownloadReport (NzbDrone.Core.Parser.Model.RemoteEpisode remoteEpisode) [0x00171] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Core\Download\DownloadService.cs:69
at NzbDrone.Api.Indexers.ReleaseModule.DownloadRelease (NzbDrone.Api.Indexers.ReleaseResource release) [0x0002d] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Api\Indexers\ReleaseModule.cs:67
at NzbDrone.Api.Indexers.ReleaseModule.<.ctor>b__7_0 (System.Object x) [0x00000] in M:\BuildAgent\work\b69c1fe19bfc2c38\src\NzbDrone.Api\Indexers\ReleaseModule.cs:46
at (wrapper dynamic-method) System.Object:CallSite.Target (System.Runtime.CompilerServices.Closure,System.Runtime.CompilerServices.CallSite,System.Func`2<object, object>,object)
at Nancy.Routing.Route+<>c__DisplayClass4.<Wrap>b__3 (System.Object parameters, System.Threading.CancellationToken context) [0x00049] in <63c44d6f8d7e4f339a987bf9eb94d931>:0
17-7-23 17:48:48.1|Trace|Http|Res: 1552 [POST] /api/release: 500.InternalServerError (103 ms)
17-7-23 17:48:48.1|Debug|Api|[POST] /api/release: 500.InternalServerError (103 ms)
Its all still as I reported a month ago.
EDIT: The latest version of develop appears to resolve this problem.