Fixed: (API) Log errors in Newznab response

src/Prowlarr.Api.V1/Indexers/NewznabController.cs

@@ -9,6 +9,7 @@ using System.Xml.Linq;
 using Microsoft.AspNetCore.Cors;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
+using NLog;
 using NzbDrone.Common.Extensions;
 using NzbDrone.Common.Http;
 using NzbDrone.Core.Download;
@@ -34,13 +35,15 @@ namespace NzbDrone.Api.V1.Indexers
         private IIndexerStatusService _indexerStatusService;
         private IDownloadMappingService _downloadMappingService { get; set; }
         private IDownloadService _downloadService { get; set; }
+        private readonly Logger _logger;
 
         public NewznabController(IndexerFactory indexerFactory,
             ISearchForNzb nzbSearchService,
             IIndexerLimitService indexerLimitService,
             IIndexerStatusService indexerStatusService,
             IDownloadMappingService downloadMappingService,
-            IDownloadService downloadService)
+            IDownloadService downloadService,
+            Logger logger)
         {
             _indexerFactory = indexerFactory;
             _nzbSearchService = nzbSearchService;
@@ -48,6 +51,7 @@ namespace NzbDrone.Api.V1.Indexers
             _indexerStatusService = indexerStatusService;
             _downloadMappingService = downloadMappingService;
             _downloadService = downloadService;
+            _logger = logger;
         }
 
         [HttpGet("/api/v1/indexer/{id:int}/newznab")]
@@ -263,6 +267,8 @@ namespace NzbDrone.Api.V1.Indexers
             }
             catch (Exception ex)
             {
+                _logger.Error(ex);
+
                 return CreateResponse(CreateErrorXML(500, ex.Message), statusCode: StatusCodes.Status500InternalServerError);
             }