Review notes to set value to Datetime min value instead of null

Emby.Server.Implementations/TV/TVSeriesManager.cs

@@ -156,7 +156,7 @@ namespace Emby.Server.Implementations.TV
                         return i.Item1 != DateTime.MinValue;
                     }
 
-                    if (alwaysEnableFirstEpisode || (i.Item1 != DateTime.MinValue && (request.NextUpDateCutoff is null ||  i.Item1.Date > request.NextUpDateCutoff)))
+                    if (alwaysEnableFirstEpisode || (i.Item1 != DateTime.MinValue && i.Item1.Date >= request.NextUpDateCutoff))
                     {
                         anyFound = true;
                         return true;

Jellyfin.Api/Controllers/TvShowsController.cs

@@ -65,7 +65,7 @@ namespace Jellyfin.Api.Controllers
         /// <param name="imageTypeLimit">Optional. The max number of images to return, per image type.</param>
         /// <param name="enableImageTypes">Optional. The image types to include in the output.</param>
         /// <param name="enableUserData">Optional. Include user data.</param>
-        /// <param name="nextUpDateCutoff">Optional. Starting date of shows to show in Next Up section.</param>
+        /// <param name="nextUpDateCutoff">Starting date of shows to show in Next Up section.</param>
         /// <param name="enableTotalRecordCount">Whether to enable the total records count. Defaults to true.</param>
         /// <param name="disableFirstEpisode">Whether to disable sending the first episode in a series as next up.</param>
         /// <returns>A <see cref="QueryResult{BaseItemDto}"/> with the next up episodes.</returns>
@@ -100,7 +100,7 @@ namespace Jellyfin.Api.Controllers
                     UserId = userId ?? Guid.Empty,
                     EnableTotalRecordCount = enableTotalRecordCount,
                     DisableFirstEpisode = disableFirstEpisode,
-                    NextUpDateCutoff = nextUpDateCutoff
+                    NextUpDateCutoff = nextUpDateCutoff ?? DateTime.MinValue
                 },
                 options);
 

MediaBrowser.Model/Querying/NextUpQuery.cs

@@ -13,7 +13,7 @@ namespace MediaBrowser.Model.Querying
             EnableImageTypes = Array.Empty<ImageType>();
             EnableTotalRecordCount = true;
             DisableFirstEpisode = false;
-            NextUpDateCutoff = null;
+            NextUpDateCutoff = DateTime.MinValue;
         }
 
         /// <summary>
@@ -80,6 +80,6 @@ namespace MediaBrowser.Model.Querying
         /// <summary>
         /// Gets or sets a value indicating the oldest date for a show to appear in Next Up.
         /// </summary>
-        public DateTime? NextUpDateCutoff { get; set; }
+        public DateTime NextUpDateCutoff { get; set; }
     }
 }