diff --git a/Jellyfin.Server.Implementations/Item/BaseItemRepository.cs b/Jellyfin.Server.Implementations/Item/BaseItemRepository.cs
index c6eda26afc..06d9f0e0fb 100644
--- a/Jellyfin.Server.Implementations/Item/BaseItemRepository.cs
+++ b/Jellyfin.Server.Implementations/Item/BaseItemRepository.cs
@@ -256,7 +256,7 @@ public sealed class BaseItemRepository
         dbQuery = ApplyGroupingFilter(dbQuery, filter);
         dbQuery = ApplyQueryPaging(dbQuery, filter);
 
-        result.Items = dbQuery.AsEnumerable().Where(e => e is not null).Select(w => DeserialiseBaseItem(w, filter.SkipDeserialization)).ToArray();
+        result.Items = dbQuery.AsEnumerable().Where(e => e is not null).Select(w => DeserializeBaseItem(w, filter.SkipDeserialization)).ToArray();
         result.StartIndex = filter.StartIndex ?? 0;
         return result;
     }
@@ -275,7 +275,7 @@ public sealed class BaseItemRepository
         dbQuery = ApplyGroupingFilter(dbQuery, filter);
         dbQuery = ApplyQueryPaging(dbQuery, filter);
 
-        return dbQuery.AsEnumerable().Where(e => e is not null).Select(w => DeserialiseBaseItem(w, filter.SkipDeserialization)).ToArray();
+        return dbQuery.AsEnumerable().Where(e => e is not null).Select(w => DeserializeBaseItem(w, filter.SkipDeserialization)).ToArray();
     }
 
     /// <inheritdoc/>
@@ -317,7 +317,7 @@ public sealed class BaseItemRepository
         mainquery = ApplyGroupingFilter(mainquery, filter);
         mainquery = ApplyQueryPaging(mainquery, filter);
 
-        return mainquery.AsEnumerable().Where(e => e is not null).Select(w => DeserialiseBaseItem(w, filter.SkipDeserialization)).ToArray();
+        return mainquery.AsEnumerable().Where(e => e is not null).Select(w => DeserializeBaseItem(w, filter.SkipDeserialization)).ToArray();
     }
 
     /// <inheritdoc />
@@ -655,7 +655,7 @@ public sealed class BaseItemRepository
             return null;
         }
 
-        return DeserialiseBaseItem(item);
+        return DeserializeBaseItem(item);
     }
 
     /// <summary>
@@ -1017,7 +1017,7 @@ public sealed class BaseItemRepository
         return type.GetCustomAttribute<RequiresSourceSerialisationAttribute>() == null;
     }
 
-    private BaseItemDto DeserialiseBaseItem(BaseItemEntity baseItemEntity, bool skipDeserialization = false)
+    private BaseItemDto DeserializeBaseItem(BaseItemEntity baseItemEntity, bool skipDeserialization = false)
     {
         ArgumentNullException.ThrowIfNull(baseItemEntity, nameof(baseItemEntity));
         if (_serverConfigurationManager?.Configuration is null)
@@ -1026,7 +1026,7 @@ public sealed class BaseItemRepository
         }
 
         var typeToSerialise = GetType(baseItemEntity.Type);
-        return BaseItemRepository.DeserialiseBaseItem(
+        return BaseItemRepository.DeserializeBaseItem(
             baseItemEntity,
             _logger,
             _appHost,
@@ -1034,7 +1034,7 @@ public sealed class BaseItemRepository
     }
 
     /// <summary>
-    /// Deserialises a BaseItemEntity and sets all properties.
+    /// Deserializes a BaseItemEntity and sets all properties.
     /// </summary>
     /// <param name="baseItemEntity">The DB entity.</param>
     /// <param name="logger">Logger.</param>
@@ -1042,9 +1042,9 @@ public sealed class BaseItemRepository
     /// <param name="skipDeserialization">If only mapping should be processed.</param>
     /// <returns>A mapped BaseItem.</returns>
     /// <exception cref="InvalidOperationException">Will be thrown if an invalid serialisation is requested.</exception>
-    public static BaseItemDto DeserialiseBaseItem(BaseItemEntity baseItemEntity, ILogger logger, IServerApplicationHost? appHost, bool skipDeserialization = false)
+    public static BaseItemDto DeserializeBaseItem(BaseItemEntity baseItemEntity, ILogger logger, IServerApplicationHost? appHost, bool skipDeserialization = false)
     {
-        var type = GetType(baseItemEntity.Type) ?? throw new InvalidOperationException("Cannot deserialise unknown type.");
+        var type = GetType(baseItemEntity.Type) ?? throw new InvalidOperationException("Cannot Deserialize unknown type.");
         BaseItemDto? dto = null;
         if (TypeRequiresDeserialization(type) && baseItemEntity.Data is not null && !skipDeserialization)
         {
@@ -1060,7 +1060,7 @@ public sealed class BaseItemRepository
 
         if (dto is null)
         {
-            dto = Activator.CreateInstance(type) as BaseItemDto ?? throw new InvalidOperationException("Cannot deserialise unknown type.");
+            dto = Activator.CreateInstance(type) as BaseItemDto ?? throw new InvalidOperationException("Cannot Deserialize unknown type.");
         }
 
         return Map(baseItemEntity, dto, appHost);
@@ -1206,7 +1206,7 @@ public sealed class BaseItemRepository
                     .Where(e => e is not null)
                     .Select(e =>
                     {
-                        return (DeserialiseBaseItem(e.item, filter.SkipDeserialization), e.itemCount);
+                        return (DeserializeBaseItem(e.item, filter.SkipDeserialization), e.itemCount);
                     })
             ];
         }
@@ -1221,7 +1221,7 @@ public sealed class BaseItemRepository
                     .Where(e => e is not null)
                     .Select<BaseItemEntity, (BaseItemDto, ItemCounts?)>(e =>
                     {
-                        return (DeserialiseBaseItem(e, filter.SkipDeserialization), null);
+                        return (DeserializeBaseItem(e, filter.SkipDeserialization), null);
                     })
             ];
         }
diff --git a/Jellyfin.Server/Migrations/Routines/MigrateLibraryDb.cs b/Jellyfin.Server/Migrations/Routines/MigrateLibraryDb.cs
index 0953030fad..d263a2ac82 100644
--- a/Jellyfin.Server/Migrations/Routines/MigrateLibraryDb.cs
+++ b/Jellyfin.Server/Migrations/Routines/MigrateLibraryDb.cs
@@ -94,7 +94,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
         connection.Open();
 
         var baseItemIds = new HashSet<Guid>();
-        using (var operation = GetPreparedDbContext("moving TypedBaseItem"))
+        using (var operation = GetPreparedDbContext("Moving TypedBaseItem"))
         {
             const string typedBaseItemsQuery =
             """
@@ -121,13 +121,13 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
                 }
             }
 
-            using (new TrackedMigrationStep($"saving {operation.JellyfinDbContext.BaseItems.Local.Count} BaseItem entries", _logger))
+            using (new TrackedMigrationStep($"Saving {operation.JellyfinDbContext.BaseItems.Local.Count} BaseItem entries", _logger))
             {
                 operation.JellyfinDbContext.SaveChanges();
             }
         }
 
-        using (var operation = GetPreparedDbContext("moving ItemValues"))
+        using (var operation = GetPreparedDbContext("Moving ItemValues"))
         {
             // do not migrate inherited types as they are now properly mapped in search and lookup.
             const string itemValueQuery =
@@ -138,7 +138,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
 
             // EFCores local lookup sucks. We cannot use context.ItemValues.Local here because its just super slow.
             var localItems = new Dictionary<(int Type, string Value), (Database.Implementations.Entities.ItemValue ItemValue, List<Guid> ItemIds)>();
-            using (new TrackedMigrationStep("loading ItemValues", _logger))
+            using (new TrackedMigrationStep("Loading ItemValues", _logger))
             {
                 foreach (SqliteDataReader dto in connection.Query(itemValueQuery))
                 {
@@ -166,13 +166,13 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
                 }
             }
 
-            using (new TrackedMigrationStep($"saving {operation.JellyfinDbContext.ItemValues.Local.Count} ItemValues entries", _logger))
+            using (new TrackedMigrationStep($"Saving {operation.JellyfinDbContext.ItemValues.Local.Count} ItemValues entries", _logger))
             {
                 operation.JellyfinDbContext.SaveChanges();
             }
         }
 
-        using (var operation = GetPreparedDbContext("moving UserData"))
+        using (var operation = GetPreparedDbContext("Moving UserData"))
         {
             var queryResult = connection.Query(
             """
@@ -181,7 +181,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
             WHERE EXISTS(SELECT 1 FROM TypedBaseItems WHERE TypedBaseItems.UserDataKey = UserDatas.key)
             """);
 
-            using (new TrackedMigrationStep("loading UserData", _logger))
+            using (new TrackedMigrationStep("Loading UserData", _logger))
             {
                 var users = operation.JellyfinDbContext.Users.AsNoTracking().ToImmutableArray();
                 var userIdBlacklist = new HashSet<int>();
@@ -218,7 +218,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
 
             legacyBaseItemWithUserKeys.Clear();
 
-            using (new TrackedMigrationStep($"saving {operation.JellyfinDbContext.UserData.Local.Count} UserData entries", _logger))
+            using (new TrackedMigrationStep($"Saving {operation.JellyfinDbContext.UserData.Local.Count} UserData entries", _logger))
             {
                 operation.JellyfinDbContext.SaveChanges();
             }
@@ -237,7 +237,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
             WHERE EXISTS(SELECT 1 FROM TypedBaseItems WHERE TypedBaseItems.guid = MediaStreams.ItemId)
             """;
 
-            using (new TrackedMigrationStep("loading MediaStreamInfos", _logger))
+            using (new TrackedMigrationStep("Loading MediaStreamInfos", _logger))
             {
                 foreach (SqliteDataReader dto in connection.Query(mediaStreamQuery))
                 {
@@ -245,13 +245,13 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
                 }
             }
 
-            using (new TrackedMigrationStep($"saving {operation.JellyfinDbContext.MediaStreamInfos.Local.Count} MediaStreamInfos entries", _logger))
+            using (new TrackedMigrationStep($"Saving {operation.JellyfinDbContext.MediaStreamInfos.Local.Count} MediaStreamInfos entries", _logger))
             {
                 operation.JellyfinDbContext.SaveChanges();
             }
         }
 
-        using (var operation = GetPreparedDbContext("moving AttachmentStreamInfos"))
+        using (var operation = GetPreparedDbContext("Moving AttachmentStreamInfos"))
         {
             const string mediaAttachmentQuery =
             """
@@ -260,7 +260,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
             WHERE EXISTS(SELECT 1 FROM TypedBaseItems WHERE TypedBaseItems.guid = mediaattachments.ItemId)
             """;
 
-            using (new TrackedMigrationStep("loading AttachmentStreamInfos", _logger))
+            using (new TrackedMigrationStep("Loading AttachmentStreamInfos", _logger))
             {
                 foreach (SqliteDataReader dto in connection.Query(mediaAttachmentQuery))
                 {
@@ -268,13 +268,13 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
                 }
             }
 
-            using (new TrackedMigrationStep($"saving {operation.JellyfinDbContext.AttachmentStreamInfos.Local.Count} AttachmentStreamInfos entries", _logger))
+            using (new TrackedMigrationStep($"Saving {operation.JellyfinDbContext.AttachmentStreamInfos.Local.Count} AttachmentStreamInfos entries", _logger))
             {
                 operation.JellyfinDbContext.SaveChanges();
             }
         }
 
-        using (var operation = GetPreparedDbContext("moving People"))
+        using (var operation = GetPreparedDbContext("Moving People"))
         {
             const string personsQuery =
             """
@@ -284,14 +284,14 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
 
             var peopleCache = new Dictionary<string, (People Person, List<PeopleBaseItemMap> Items)>();
 
-            using (new TrackedMigrationStep("loading People", _logger))
+            using (new TrackedMigrationStep("Loading People", _logger))
             {
                 foreach (SqliteDataReader reader in connection.Query(personsQuery))
                 {
                     var itemId = reader.GetGuid(0);
                     if (!baseItemIds.Contains(itemId))
                     {
-                        _logger.LogError("Dont save person {0} because its not in use by any BaseItem", reader.GetString(1));
+                        _logger.LogError("Not saving person {0} because it's not in use by any BaseItem", reader.GetString(1));
                         continue;
                     }
 
@@ -330,13 +330,13 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
                 peopleCache.Clear();
             }
 
-            using (new TrackedMigrationStep($"saving {operation.JellyfinDbContext.Peoples.Local.Count} People entries and {operation.JellyfinDbContext.PeopleBaseItemMap.Local.Count} maps", _logger))
+            using (new TrackedMigrationStep($"Saving {operation.JellyfinDbContext.Peoples.Local.Count} People entries and {operation.JellyfinDbContext.PeopleBaseItemMap.Local.Count} maps", _logger))
             {
                 operation.JellyfinDbContext.SaveChanges();
             }
         }
 
-        using (var operation = GetPreparedDbContext("moving Chapters"))
+        using (var operation = GetPreparedDbContext("Moving Chapters"))
         {
             const string chapterQuery =
             """
@@ -344,7 +344,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
             WHERE EXISTS(SELECT 1 FROM TypedBaseItems WHERE TypedBaseItems.guid = Chapters2.ItemId)
             """;
 
-            using (new TrackedMigrationStep("loading Chapters", _logger))
+            using (new TrackedMigrationStep("Loading Chapters", _logger))
             {
                 foreach (SqliteDataReader dto in connection.Query(chapterQuery))
                 {
@@ -353,13 +353,13 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
                 }
             }
 
-            using (new TrackedMigrationStep($"saving {operation.JellyfinDbContext.Chapters.Local.Count} Chapters entries", _logger))
+            using (new TrackedMigrationStep($"Saving {operation.JellyfinDbContext.Chapters.Local.Count} Chapters entries", _logger))
             {
                 operation.JellyfinDbContext.SaveChanges();
             }
         }
 
-        using (var operation = GetPreparedDbContext("moving AncestorIds"))
+        using (var operation = GetPreparedDbContext("Moving AncestorIds"))
         {
             const string ancestorIdsQuery =
             """
@@ -370,7 +370,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
             EXISTS(SELECT 1 FROM TypedBaseItems WHERE TypedBaseItems.guid = AncestorIds.AncestorId)
             """;
 
-            using (new TrackedMigrationStep("loading AncestorIds", _logger))
+            using (new TrackedMigrationStep("Loading AncestorIds", _logger))
             {
                 foreach (SqliteDataReader dto in connection.Query(ancestorIdsQuery))
                 {
@@ -379,7 +379,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
                 }
             }
 
-            using (new TrackedMigrationStep($"saving {operation.JellyfinDbContext.AncestorIds.Local.Count} AncestorId entries", _logger))
+            using (new TrackedMigrationStep($"Saving {operation.JellyfinDbContext.AncestorIds.Local.Count} AncestorId entries", _logger))
             {
                 operation.JellyfinDbContext.SaveChanges();
             }
@@ -407,16 +407,17 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
     private UserData? GetUserData(ImmutableArray<User> users, SqliteDataReader dto, HashSet<int> userIdBlacklist)
     {
         var internalUserId = dto.GetInt32(1);
-        var user = users.FirstOrDefault(e => e.InternalId == internalUserId);
+        if (userIdBlacklist.Contains(internalUserId))
+        {
+            return null;
+        }
 
+        var user = users.FirstOrDefault(e => e.InternalId == internalUserId);
         if (user is null)
         {
-            if (userIdBlacklist.Contains(internalUserId))
-            {
-                return null;
-            }
+            _logger.LogError("Tried to find user with index '{Idx}' but was not found, skipping user data import.", internalUserId);
+            userIdBlacklist.Add(internalUserId);
 
-            _logger.LogError("Tried to find user with index '{Idx}' but there are only '{MaxIdx}' users.", internalUserId, users.Length);
             return null;
         }
 
@@ -1168,7 +1169,7 @@ internal class MigrateLibraryDb : IDatabaseMigrationRoutine
             entity.UnratedType = unratedType;
         }
 
-        var baseItem = BaseItemRepository.DeserialiseBaseItem(entity, _logger, null, false);
+        var baseItem = BaseItemRepository.DeserializeBaseItem(entity, _logger, null, false);
         var dataKeys = baseItem.GetUserDataKeys();
         userDataKeys.AddRange(dataKeys);