diff --git a/Jellyfin.Data/Entities/CustomItemDisplayPreferences.cs b/Jellyfin.Data/Entities/CustomItemDisplayPreferences.cs
index cc46248c75..de37fb5446 100644
--- a/Jellyfin.Data/Entities/CustomItemDisplayPreferences.cs
+++ b/Jellyfin.Data/Entities/CustomItemDisplayPreferences.cs
@@ -17,7 +17,7 @@ namespace Jellyfin.Data.Entities
         /// <param name="client">The client.</param>
         /// <param name="key">The preference key.</param>
         /// <param name="value">The preference value.</param>
-        public CustomItemDisplayPreferences(Guid userId, Guid itemId, string client, string key, string value)
+        public CustomItemDisplayPreferences(Guid userId, Guid itemId, string client, string key, string? value)
         {
             UserId = userId;
             ItemId = itemId;
@@ -75,6 +75,6 @@ namespace Jellyfin.Data.Entities
         /// <remarks>
         /// Required.
         /// </remarks>
-        public string Value { get; set; }
+        public string? Value { get; set; }
     }
 }
diff --git a/Jellyfin.Server.Implementations/Migrations/20210407110544_NullableCustomPrefValue.Designer.cs b/Jellyfin.Server.Implementations/Migrations/20210407110544_NullableCustomPrefValue.Designer.cs
new file mode 100644
index 0000000000..d332d19f28
--- /dev/null
+++ b/Jellyfin.Server.Implementations/Migrations/20210407110544_NullableCustomPrefValue.Designer.cs
@@ -0,0 +1,520 @@
+#pragma warning disable CS1591
+// <auto-generated />
+using System;
+using Jellyfin.Server.Implementations;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+namespace Jellyfin.Server.Implementations.Migrations
+{
+    [DbContext(typeof(JellyfinDb))]
+    [Migration("20210407110544_NullableCustomPrefValue")]
+    partial class NullableCustomPrefValue
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasDefaultSchema("jellyfin")
+                .HasAnnotation("ProductVersion", "5.0.3");
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.AccessSchedule", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("DayOfWeek")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<double>("EndHour")
+                        .HasColumnType("REAL");
+
+                    b.Property<double>("StartHour")
+                        .HasColumnType("REAL");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AccessSchedules");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.ActivityLog", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<DateTime>("DateCreated")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("ItemId")
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("LogSeverity")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Overview")
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<uint>("RowVersion")
+                        .IsConcurrencyToken()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("ShortOverview")
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Type")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("ActivityLogs");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.CustomItemDisplayPreferences", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Client")
+                        .IsRequired()
+                        .HasMaxLength(32)
+                        .HasColumnType("TEXT");
+
+                    b.Property<Guid>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Key")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Value")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.HasIndex("UserId", "ItemId", "Client", "Key")
+                        .IsUnique();
+
+                    b.ToTable("CustomItemDisplayPreferences");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.DisplayPreferences", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("ChromecastVersion")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Client")
+                        .IsRequired()
+                        .HasMaxLength(32)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("DashboardTheme")
+                        .HasMaxLength(32)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("EnableNextVideoInfoOverlay")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int?>("IndexBy")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("ScrollDirection")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("ShowBackdrop")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("ShowSidebar")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("SkipBackwardLength")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("SkipForwardLength")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("TvHome")
+                        .HasMaxLength(32)
+                        .HasColumnType("TEXT");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.HasIndex("UserId", "ItemId", "Client")
+                        .IsUnique();
+
+                    b.ToTable("DisplayPreferences");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.HomeSection", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("DisplayPreferencesId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("Order")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DisplayPreferencesId");
+
+                    b.ToTable("HomeSection");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.ImageInfo", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<DateTime>("LastModified")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Path")
+                        .IsRequired()
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<Guid?>("UserId")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId")
+                        .IsUnique();
+
+                    b.ToTable("ImageInfos");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.ItemDisplayPreferences", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Client")
+                        .IsRequired()
+                        .HasMaxLength(32)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("IndexBy")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid>("ItemId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("RememberIndexing")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("RememberSorting")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("SortBy")
+                        .IsRequired()
+                        .HasMaxLength(64)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("SortOrder")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("ViewType")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("ItemDisplayPreferences");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.Permission", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid?>("Permission_Permissions_Guid")
+                        .HasColumnType("TEXT");
+
+                    b.Property<uint>("RowVersion")
+                        .IsConcurrencyToken()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("Value")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Permission_Permissions_Guid");
+
+                    b.ToTable("Permissions");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.Preference", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("Kind")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid?>("Preference_Preferences_Guid")
+                        .HasColumnType("TEXT");
+
+                    b.Property<uint>("RowVersion")
+                        .IsConcurrencyToken()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Value")
+                        .IsRequired()
+                        .HasMaxLength(65535)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Preference_Preferences_Guid");
+
+                    b.ToTable("Preferences");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.User", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("AudioLanguagePreference")
+                        .HasMaxLength(255)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("AuthenticationProviderId")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("DisplayCollectionsView")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("DisplayMissingEpisodes")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("EasyPassword")
+                        .HasMaxLength(65535)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("EnableAutoLogin")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("EnableLocalPassword")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("EnableNextEpisodeAutoPlay")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("EnableUserPreferenceAccess")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("HidePlayedInLatest")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<long>("InternalId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("InvalidLoginAttemptCount")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<DateTime?>("LastActivityDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("LastLoginDate")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("LoginAttemptsBeforeLockout")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("MaxActiveSessions")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int?>("MaxParentalAgeRating")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("MustUpdatePassword")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Password")
+                        .HasMaxLength(65535)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("PasswordResetProviderId")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("PlayDefaultAudioTrack")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("RememberAudioSelections")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("RememberSubtitleSelections")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int?>("RemoteClientBitrateLimit")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<uint>("RowVersion")
+                        .IsConcurrencyToken()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("SubtitleLanguagePreference")
+                        .HasMaxLength(255)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("SubtitleMode")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("SyncPlayAccess")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Username")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.AccessSchedule", b =>
+                {
+                    b.HasOne("Jellyfin.Data.Entities.User", null)
+                        .WithMany("AccessSchedules")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.DisplayPreferences", b =>
+                {
+                    b.HasOne("Jellyfin.Data.Entities.User", null)
+                        .WithMany("DisplayPreferences")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.HomeSection", b =>
+                {
+                    b.HasOne("Jellyfin.Data.Entities.DisplayPreferences", null)
+                        .WithMany("HomeSections")
+                        .HasForeignKey("DisplayPreferencesId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.ImageInfo", b =>
+                {
+                    b.HasOne("Jellyfin.Data.Entities.User", null)
+                        .WithOne("ProfileImage")
+                        .HasForeignKey("Jellyfin.Data.Entities.ImageInfo", "UserId");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.ItemDisplayPreferences", b =>
+                {
+                    b.HasOne("Jellyfin.Data.Entities.User", null)
+                        .WithMany("ItemDisplayPreferences")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.Permission", b =>
+                {
+                    b.HasOne("Jellyfin.Data.Entities.User", null)
+                        .WithMany("Permissions")
+                        .HasForeignKey("Permission_Permissions_Guid");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.Preference", b =>
+                {
+                    b.HasOne("Jellyfin.Data.Entities.User", null)
+                        .WithMany("Preferences")
+                        .HasForeignKey("Preference_Preferences_Guid");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.DisplayPreferences", b =>
+                {
+                    b.Navigation("HomeSections");
+                });
+
+            modelBuilder.Entity("Jellyfin.Data.Entities.User", b =>
+                {
+                    b.Navigation("AccessSchedules");
+
+                    b.Navigation("DisplayPreferences");
+
+                    b.Navigation("ItemDisplayPreferences");
+
+                    b.Navigation("Permissions");
+
+                    b.Navigation("Preferences");
+
+                    b.Navigation("ProfileImage");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/Jellyfin.Server.Implementations/Migrations/20210407110544_NullableCustomPrefValue.cs b/Jellyfin.Server.Implementations/Migrations/20210407110544_NullableCustomPrefValue.cs
new file mode 100644
index 0000000000..ade68612c0
--- /dev/null
+++ b/Jellyfin.Server.Implementations/Migrations/20210407110544_NullableCustomPrefValue.cs
@@ -0,0 +1,35 @@
+#pragma warning disable CS1591
+// <auto-generated />
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace Jellyfin.Server.Implementations.Migrations
+{
+    public partial class NullableCustomPrefValue : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "Value",
+                schema: "jellyfin",
+                table: "CustomItemDisplayPreferences",
+                type: "TEXT",
+                nullable: true,
+                oldClrType: typeof(string),
+                oldType: "TEXT");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<string>(
+                name: "Value",
+                schema: "jellyfin",
+                table: "CustomItemDisplayPreferences",
+                type: "TEXT",
+                nullable: false,
+                defaultValue: "",
+                oldClrType: typeof(string),
+                oldType: "TEXT",
+                oldNullable: true);
+        }
+    }
+}
diff --git a/Jellyfin.Server.Implementations/Migrations/JellyfinDbModelSnapshot.cs b/Jellyfin.Server.Implementations/Migrations/JellyfinDbModelSnapshot.cs
index 1614a88efb..6a523ba685 100644
--- a/Jellyfin.Server.Implementations/Migrations/JellyfinDbModelSnapshot.cs
+++ b/Jellyfin.Server.Implementations/Migrations/JellyfinDbModelSnapshot.cs
@@ -15,7 +15,7 @@ namespace Jellyfin.Server.Implementations.Migrations
 #pragma warning disable 612, 618
             modelBuilder
                 .HasDefaultSchema("jellyfin")
-                .HasAnnotation("ProductVersion", "5.0.0");
+                .HasAnnotation("ProductVersion", "5.0.3");
 
             modelBuilder.Entity("Jellyfin.Data.Entities.AccessSchedule", b =>
                 {
@@ -110,7 +110,6 @@ namespace Jellyfin.Server.Implementations.Migrations
                         .HasColumnType("TEXT");
 
                     b.Property<string>("Value")
-                        .IsRequired()
                         .HasColumnType("TEXT");
 
                     b.HasKey("Id");
@@ -448,8 +447,8 @@ namespace Jellyfin.Server.Implementations.Migrations
             modelBuilder.Entity("Jellyfin.Data.Entities.DisplayPreferences", b =>
                 {
                     b.HasOne("Jellyfin.Data.Entities.User", null)
-                        .WithOne("DisplayPreferences")
-                        .HasForeignKey("Jellyfin.Data.Entities.DisplayPreferences", "UserId")
+                        .WithMany("DisplayPreferences")
+                        .HasForeignKey("UserId")
                         .OnDelete(DeleteBehavior.Cascade)
                         .IsRequired();
                 });
@@ -502,8 +501,7 @@ namespace Jellyfin.Server.Implementations.Migrations
                 {
                     b.Navigation("AccessSchedules");
 
-                    b.Navigation("DisplayPreferences")
-                        .IsRequired();
+                    b.Navigation("DisplayPreferences");
 
                     b.Navigation("ItemDisplayPreferences");
 
diff --git a/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs b/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs
index a3e9516b9f..c89e3c74d5 100644
--- a/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs
+++ b/Jellyfin.Server.Implementations/Users/DisplayPreferencesManager.cs
@@ -68,7 +68,7 @@ namespace Jellyfin.Server.Implementations.Users
         }
 
         /// <inheritdoc />
-        public IDictionary<string, string> ListCustomItemDisplayPreferences(Guid userId, Guid itemId, string client)
+        public Dictionary<string, string?> ListCustomItemDisplayPreferences(Guid userId, Guid itemId, string client)
         {
             return _dbContext.CustomItemDisplayPreferences
                 .AsQueryable()
diff --git a/MediaBrowser.Controller/IDisplayPreferencesManager.cs b/MediaBrowser.Controller/IDisplayPreferencesManager.cs
index 041eeea62a..87b6f81c5c 100644
--- a/MediaBrowser.Controller/IDisplayPreferencesManager.cs
+++ b/MediaBrowser.Controller/IDisplayPreferencesManager.cs
@@ -48,7 +48,7 @@ namespace MediaBrowser.Controller
         /// <param name="itemId">The item id.</param>
         /// <param name="client">The client string.</param>
         /// <returns>The dictionary of custom item display preferences.</returns>
-        IDictionary<string, string> ListCustomItemDisplayPreferences(Guid userId, Guid itemId, string client);
+        Dictionary<string, string?> ListCustomItemDisplayPreferences(Guid userId, Guid itemId, string client);
 
         /// <summary>
         /// Sets the custom item display preference for the user and client.