diff --git a/ProjectLighthouse.Servers.GameServer/Controllers/Slots/SlotsController.cs b/ProjectLighthouse.Servers.GameServer/Controllers/Slots/SlotsController.cs
index 1607dbee..519c6742 100644
--- a/ProjectLighthouse.Servers.GameServer/Controllers/Slots/SlotsController.cs
+++ b/ProjectLighthouse.Servers.GameServer/Controllers/Slots/SlotsController.cs
@@ -73,7 +73,7 @@ public class SlotsController : ControllerBase
                 {
                     slots.Add(new GameDeveloperSlot
                     {
-                        SlotId = slotId,
+                        InternalSlotId = slotId,
                     });
                     continue;
                 }
diff --git a/ProjectLighthouse/Types/Serialization/GameDeveloperSlot.cs b/ProjectLighthouse/Types/Serialization/GameDeveloperSlot.cs
index be59f663..ae0aaed0 100644
--- a/ProjectLighthouse/Types/Serialization/GameDeveloperSlot.cs
+++ b/ProjectLighthouse/Types/Serialization/GameDeveloperSlot.cs
@@ -32,6 +32,8 @@ public class GameDeveloperSlot : SlotBase, INeedsPreparationForSerialization
 
     public async Task PrepareSerialization(DatabaseContext database)
     {
+        if (this.SlotId == 0 || this.InternalSlotId == 0) return;
+
         var stats = await database.Slots.Where(s => s.SlotId == this.SlotId)
             .Select(_ => new
             {