diff --git a/src/NzbDrone.Api/Config/NamingConfigModule.cs b/src/NzbDrone.Api/Config/NamingConfigModule.cs
index 37b7d4835..dd1d1fad3 100644
--- a/src/NzbDrone.Api/Config/NamingConfigModule.cs
+++ b/src/NzbDrone.Api/Config/NamingConfigModule.cs
@@ -139,7 +139,7 @@ private void ValidateFormatResult(NamingConfig nameSpec)
 
             if (validationFailures.Any())
             {
-                throw new ValidationException(validationFailures.ToArray());
+                throw new ValidationException(validationFailures.DistinctBy(v => v.PropertyName).ToArray());
             }
         }
     }
diff --git a/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderFixture.cs b/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderFixture.cs
index 49075ac06..9aba9d21b 100644
--- a/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderFixture.cs
+++ b/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderFixture.cs
@@ -829,5 +829,14 @@ public void should_format_single_anime_episode_with_range_multi_episode_properly
                    .Should().Be("South Park - 100 - City Sushi");
         }
 
+        [Test]
+        public void should_not_require_a_separator_between_tokens()
+        {
+            _series.SeriesType = SeriesTypes.Anime;
+            _namingConfig.AnimeEpisodeFormat = "[{Release Group}]{Series.CleanTitle}.{absolute:000}";
+
+            Subject.BuildFileName(new List<Episode> { _episode1 }, _series, _episodeFile)
+                   .Should().Be("[DRONE]South.Park.100");
+        }
     }
 }
\ No newline at end of file
diff --git a/src/NzbDrone.Core.Test/ParserTests/AbsoluteEpisodeNumberParserFixture.cs b/src/NzbDrone.Core.Test/ParserTests/AbsoluteEpisodeNumberParserFixture.cs
index f32328163..406e02e46 100644
--- a/src/NzbDrone.Core.Test/ParserTests/AbsoluteEpisodeNumberParserFixture.cs
+++ b/src/NzbDrone.Core.Test/ParserTests/AbsoluteEpisodeNumberParserFixture.cs
@@ -69,6 +69,9 @@ public class AbsoluteEpisodeNumberParserFixture : CoreTest
         [TestCase("[CBM]_Monster_-_11_-_511_Kinderheim_[6C70C4E4].mkv", "Monster", 11, 0, 0)]
         [TestCase("[HorribleSubs] Log Horizon 2 - 05 [720p].mkv", "Log Horizon 2", 5, 0, 0)]
         [TestCase("[Commie] Log Horizon 2 - 05 [FCE4D070].mkv", "Log Horizon 2", 5, 0, 0)]
+        [TestCase("[DRONE]Series.Title.100", "Series Title", 100, 0, 0)]
+        [TestCase("[RlsGrp]Series.Title.2010.S01E01.001.HDTV-720p.x264-DTS", "Series.Title.2010", 1, 1, 1)]
+        //[TestCase("", "", 0, 0, 0)]
         public void should_parse_absolute_numbers(string postTitle, string title, int absoluteEpisodeNumber, int seasonNumber, int episodeNumber)
         {
             var result = Parser.Parser.ParseTitle(postTitle);
diff --git a/src/NzbDrone.Core/Parser/Parser.cs b/src/NzbDrone.Core/Parser/Parser.cs
index 491c55ab1..16f5ed325 100644
--- a/src/NzbDrone.Core/Parser/Parser.cs
+++ b/src/NzbDrone.Core/Parser/Parser.cs
@@ -23,15 +23,15 @@ public static class Parser
 //                          RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
                 //Anime - [SubGroup] Title Absolute Episode Number + Season+Episode
-                new Regex(@"^(?:\[(?<subgroup>.+?)\](?:_|-|\s|\.))(?<title>.+?)(?:(?:\W|_)+(?<absoluteepisode>\d{2,3}))+(?:_|-|\s|\.)+(?:S?(?<season>(?<!\d+)\d{1,2}(?!\d+))(?:(?:\-|[ex]|\W[ex]){1,2}(?<episode>\d{2}(?!\d+)))+).*?(?<hash>\[.{8}\])?(?:$|\.)",
+                new Regex(@"^(?:\[(?<subgroup>.+?)\](?:_|-|\s|\.)?)(?<title>.+?)(?:(?:\W|_)+(?<absoluteepisode>\d{2,3}))+(?:_|-|\s|\.)+(?:S?(?<season>(?<!\d+)\d{1,2}(?!\d+))(?:(?:\-|[ex]|\W[ex]){1,2}(?<episode>\d{2}(?!\d+)))+).*?(?<hash>\[.{8}\])?(?:$|\.)",
                           RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
                 //Anime - [SubGroup] Title Season+Episode + Absolute Episode Number
-                new Regex(@"^(?:\[(?<subgroup>.+?)\](?:_|-|\s|\.))(?<title>.+?)(?:\W|_)+(?:S?(?<season>(?<!\d+)\d{1,2}(?!\d+))(?:(?:\-|[ex]|\W[ex]){1,2}(?<episode>\d{2}(?!\d+)))+)(?:\s|\.)(?:(?<absoluteepisode>\d{2,3})(?:_|-|\s|\.|$)+)+.*?(?<hash>\[.{8}\])?(?:$|\.)",
+                new Regex(@"^(?:\[(?<subgroup>.+?)\](?:_|-|\s|\.)?)(?<title>.+?)(?:\W|_)+(?:S?(?<season>(?<!\d+)\d{1,2}(?!\d+))(?:(?:\-|[ex]|\W[ex]){1,2}(?<episode>\d{2}(?!\d+)))+)(?:\s|\.)(?:(?<absoluteepisode>\d{2,3})(?:_|-|\s|\.|$)+)+.*?(?<hash>\[.{8}\])?(?:$|\.)",
                           RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
                 //Anime - [SubGroup] Title Season+Episode
-                new Regex(@"^(?:\[(?<subgroup>.+?)\](?:_|-|\s|\.))(?<title>.+?)(?:\W|_)+(?:S?(?<season>(?<!\d+)\d{1,2}(?!\d+))(?:(?:[ex]|\W[ex]){1,2}(?<episode>\d{2}(?!\d+)))+)(?:\s|\.).*?(?<hash>\[.{8}\])?(?:$|\.)",
+                new Regex(@"^(?:\[(?<subgroup>.+?)\](?:_|-|\s|\.)?)(?<title>.+?)(?:\W|_)+(?:S?(?<season>(?<!\d+)\d{1,2}(?!\d+))(?:(?:[ex]|\W[ex]){1,2}(?<episode>\d{2}(?!\d+)))+)(?:\s|\.).*?(?<hash>\[.{8}\])?(?:$|\.)",
                           RegexOptions.IgnoreCase | RegexOptions.Compiled),
 
                 //Anime - [SubGroup] Title Absolute Episode Number