Update src/NzbDrone.Core/Indexers/Definitions/NorBits.cs

src/NzbDrone.Core/Indexers/Definitions/NorBits.cs

@@ -271,9 +271,8 @@ public class NorBitsParser : IParseIndexerResponse
             var title = qDetails?.GetAttribute("title").Trim();
             var details = _settings.BaseUrl + qDetails?.GetAttribute("href").TrimStart('/');
 
-            var catQuery = row.QuerySelector("td:nth-of-type(1) a[href*=\"main_cat[]\"]")?.GetAttribute("href")?.Split('?').Last();
-            var catParams = catQuery.Split('&', StringSplitOptions.RemoveEmptyEntries);
-            var cat = catParams.FirstOrDefault(x => x.StartsWith("main_cat[]=", StringComparison.OrdinalIgnoreCase));
+            var catQuery = row.QuerySelector("td:nth-of-type(1) a[href*=\"main_cat[]\"]")?.GetAttribute("href")?.Split('?').Last().Split('&', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries);
+            var category = catQuery?.FirstOrDefault(x => x.StartsWith("main_cat[]=", StringComparison.OrdinalIgnoreCase));
 
             var seeders = ParseUtil.CoerceInt(row.QuerySelector("td:nth-of-type(9)").TextContent);
             var leechers = ParseUtil.CoerceInt(row.QuerySelector("td:nth-of-type(10)").TextContent);