diff --git a/Directory.Build.props b/Directory.Build.props
index 27a0bd0d48..21b8b402e0 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -40,7 +40,7 @@
     <RepositoryUrl>https://github.com/ppy/osu</RepositoryUrl>
     <PackageReleaseNotes>Automated release.</PackageReleaseNotes>
     <Company>ppy Pty Ltd</Company>
-    <Copyright>Copyright (c) 2019 ppy Pty Ltd</Copyright>
+    <Copyright>Copyright (c) 2020 ppy Pty Ltd</Copyright>
     <PackageTags>osu game</PackageTags>
   </PropertyGroup>
 </Project>
\ No newline at end of file
diff --git a/LICENCE b/LICENCE
index 21c6a7090f..2435c23545 100644
--- a/LICENCE
+++ b/LICENCE
@@ -1,4 +1,4 @@
-Copyright (c) 2019 ppy Pty Ltd <contact@ppy.sh>.
+Copyright (c) 2020 ppy Pty Ltd <contact@ppy.sh>.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/osu.Desktop/osu.nuspec b/osu.Desktop/osu.nuspec
index a26b35fcd5..a919d54f38 100644
--- a/osu.Desktop/osu.nuspec
+++ b/osu.Desktop/osu.nuspec
@@ -12,7 +12,7 @@
         <description>click the circles. to the beat.</description>
         <summary>click the circles.</summary>
         <releaseNotes>testing</releaseNotes>
-        <copyright>Copyright (c) 2019 ppy Pty Ltd</copyright>
+        <copyright>Copyright (c) 2020 ppy Pty Ltd</copyright>
         <language>en-AU</language>
     </metadata>
     <files>
diff --git a/osu.Game.Tournament/TournamentGameBase.cs b/osu.Game.Tournament/TournamentGameBase.cs
index bd91ad9704..17d7dc0245 100644
--- a/osu.Game.Tournament/TournamentGameBase.cs
+++ b/osu.Game.Tournament/TournamentGameBase.cs
@@ -223,9 +223,12 @@ namespace osu.Game.Tournament
 
             foreach (var r in ladder.Rounds)
             {
-                foreach (var b in r.Beatmaps)
+                foreach (var b in r.Beatmaps.ToList())
                 {
-                    if (b.BeatmapInfo == null && b.ID > 0)
+                    if (b.BeatmapInfo != null)
+                        continue;
+
+                    if (b.ID > 0)
                     {
                         var req = new GetBeatmapRequest(new BeatmapInfo { OnlineBeatmapID = b.ID });
                         API.Perform(req);
@@ -233,6 +236,10 @@ namespace osu.Game.Tournament
 
                         addedInfo = true;
                     }
+
+                    if (b.BeatmapInfo == null)
+                        // if online population couldn't be performed, ensure we don't leave a null value behind
+                        r.Beatmaps.Remove(b);
                 }
             }