Incompatibility problem with the indexer

[LuisMi_k99]

Sonarr version (exact version): 3.0.3.654
OS: Windows 10
Description of issue: Will the problem with that indexer be solved?

Message

Unable to connect to indexer: Torznab error detected: System.ArgumentNullException: El valor no puede ser nulo.
Nombre del parámetro: value
en System.Xml.Linq.XAttribute…ctor(XName name, Object value)
en Jackett.Common.Models.ResultPage.b__13_0(ReleaseInfo r)
en System.Linq.Enumerable.WhereSelectListIterator`2.MoveNext()
en System.Xml.Linq.XContainer.AddContentSkipNotify(Object content)
en System.Xml.Linq.XContainer.AddContentSkipNotify(Object content)
en Jackett.Common.Models.ResultPage.ToXml(Uri selfAtom)
en Jackett.Server.Controllers.ResultsController.d__18.MoveNext()

Exception

NzbDrone.Core.Indexers.Torznab.TorznabException: Torznab error detected: System.ArgumentNullException: El valor no puede ser nulo.
Nombre del parámetro: value
en System.Xml.Linq.XAttribute…ctor(XName name, Object value)
en Jackett.Common.Models.ResultPage.b__13_0(ReleaseInfo r)
en System.Linq.Enumerable.WhereSelectListIterator2.MoveNext() en System.Xml.Linq.XContainer.AddContentSkipNotify(Object content) en System.Xml.Linq.XContainer.AddContentSkipNotify(Object content) en Jackett.Common.Models.ResultPage.ToXml(Uri selfAtom) en Jackett.Server.Controllers.ResultsController.<Torznab>d__18.MoveNext() en NzbDrone.Core.Indexers.Torznab.TorznabRssParser.PreProcess(IndexerResponse indexerResponse) en M:\BuildAgent\work\63739567f01dbcc2\src\NzbDrone.Core\Indexers\Torznab\TorznabRssParser.cs:línea 42 en NzbDrone.Core.Indexers.RssParser.ParseResponse(IndexerResponse indexerResponse) en M:\BuildAgent\work\63739567f01dbcc2\src\NzbDrone.Core\Indexers\RssParser.cs:línea 55 en NzbDrone.Core.Indexers.HttpIndexerBase1.FetchPage(IndexerRequest request, IParseIndexerResponse parser) en M:\BuildAgent\work\63739567f01dbcc2\src\NzbDrone.Core\Indexers\HttpIndexerBase.cs:línea 308
en NzbDrone.Core.Indexers.HttpIndexerBase`1.TestConnection() en M:\BuildAgent\work\63739567f01dbcc2\src\NzbDrone.Core\Indexers\HttpIndexerBase.cs:línea 33

[markus101]

Looks like Jackett returned an invalid/unexpected response to Sonarr, not sure if it’s related to this Jackett is:

Issue: [mejortorrent] Sequence contains no elements (Config)

But it doesn’t look like something we can address.