diff --git a/Libraries/SPTarkov.Server.Core/Helpers/RagfairHelper.cs b/Libraries/SPTarkov.Server.Core/Helpers/RagfairHelper.cs
index 9fa0c5b9..e16107ac 100644
--- a/Libraries/SPTarkov.Server.Core/Helpers/RagfairHelper.cs
+++ b/Libraries/SPTarkov.Server.Core/Helpers/RagfairHelper.cs
@@ -83,7 +83,7 @@ public class RagfairHelper(
         // Case: search
         if (!string.IsNullOrEmpty(request.LinkedSearchId))
         {
-            var data = ragfairLinkedItemService.GetLinkedItems(request.LinkedSearchId);
+            var data = ragfairLinkedItemService.GetLinkedItems(request.LinkedSearchId.Value);
             result = [.. data];
         }
 
diff --git a/Libraries/SPTarkov.Server.Core/Helpers/TraderHelper.cs b/Libraries/SPTarkov.Server.Core/Helpers/TraderHelper.cs
index 3b29e79f..3f9114b7 100644
--- a/Libraries/SPTarkov.Server.Core/Helpers/TraderHelper.cs
+++ b/Libraries/SPTarkov.Server.Core/Helpers/TraderHelper.cs
@@ -69,6 +69,8 @@ public class TraderHelper(
             return new TraderBase { Currency = CurrencyType.RUB };
         }
 
+        var traderIdMongo = new MongoId(traderID);
+
         var pmcData = profileHelper.GetPmcProfile(sessionID);
         if (pmcData == null)
         {
@@ -81,14 +83,17 @@ public class TraderHelper(
         }
 
         // Profile has traderInfo dict (profile beyond creation stage) but no requested trader in profile
-        if (pmcData?.TradersInfo != null && !(pmcData?.TradersInfo?.ContainsKey(traderID) ?? false))
+        if (
+            pmcData?.TradersInfo != null
+            && !(pmcData?.TradersInfo?.ContainsKey(traderIdMongo) ?? false)
+        )
         {
             // Add trader values to profile
-            ResetTrader(sessionID, traderID);
-            LevelUp(traderID, pmcData);
+            ResetTrader(sessionID, traderIdMongo);
+            LevelUp(traderIdMongo, pmcData);
         }
 
-        var traderBase = databaseService.GetTrader(traderID).Base;
+        var traderBase = databaseService.GetTrader(traderIdMongo).Base;
         if (traderBase == null)
         {
             logger.Error(
diff --git a/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs b/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs
index 5b161dd8..4209bff7 100644
--- a/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs
+++ b/Libraries/SPTarkov.Server.Core/Models/Eft/Common/Tables/BotBase.cs
@@ -798,7 +798,7 @@ public record Hideout
     [JsonPropertyName("sptUpdateLastRunTimestamp")]
     public long? SptUpdateLastRunTimestamp { get; set; }
 
-    public Dictionary<string, MongoId>? Customization { get; set; } // Key = Area customisaion type as string, e.g. "Wall", "Light", "ShootingRangeMark"
+    public Dictionary<string, MongoId>? Customization { get; set; } // Key = Area customisation type as string, e.g. "Wall", "Light", "ShootingRangeMark"
 }
 
 public record HideoutCounters
diff --git a/Libraries/SPTarkov.Server.Core/Models/Eft/Ragfair/SearchRequestData.cs b/Libraries/SPTarkov.Server.Core/Models/Eft/Ragfair/SearchRequestData.cs
index 772a4441..57f87b0b 100644
--- a/Libraries/SPTarkov.Server.Core/Models/Eft/Ragfair/SearchRequestData.cs
+++ b/Libraries/SPTarkov.Server.Core/Models/Eft/Ragfair/SearchRequestData.cs
@@ -65,7 +65,7 @@ public record SearchRequestData : IRequestData
     public MongoId? HandbookId { get; set; }
 
     [JsonPropertyName("linkedSearchId")]
-    public string? LinkedSearchId { get; set; }
+    public MongoId? LinkedSearchId { get; set; }
 
     [JsonPropertyName("neededSearchId")]
     public MongoId? NeededSearchId { get; set; }
diff --git a/Libraries/SPTarkov.Server.Core/Services/BotEquipmentModPoolService.cs b/Libraries/SPTarkov.Server.Core/Services/BotEquipmentModPoolService.cs
index 998e7f39..2ea057a6 100644
--- a/Libraries/SPTarkov.Server.Core/Services/BotEquipmentModPoolService.cs
+++ b/Libraries/SPTarkov.Server.Core/Services/BotEquipmentModPoolService.cs
@@ -5,6 +5,7 @@ using SPTarkov.Server.Core.Models.Common;
 using SPTarkov.Server.Core.Models.Eft.Common.Tables;
 using SPTarkov.Server.Core.Models.Enums;
 using SPTarkov.Server.Core.Models.Utils;
+using SPTarkov.Server.Core.Utils;
 
 namespace SPTarkov.Server.Core.Services;
 
@@ -12,6 +13,7 @@ namespace SPTarkov.Server.Core.Services;
 public class BotEquipmentModPoolService(
     ISptLogger<BotEquipmentModPoolService> logger,
     ItemHelper itemHelper,
+    JsonUtil jsonUtil,
     DatabaseService databaseService,
     ServerLocalisationService localisationService
 )
@@ -261,7 +263,11 @@ public class BotEquipmentModPoolService(
                 && itemHelper.IsOfBaseclasses(item.Id, [BaseClasses.WEAPON, BaseClasses.MOD])
             );
 
-        return GeneratePool(weaponsAndMods, "weapon");
+        var x = GeneratePool(weaponsAndMods, "weapon");
+
+        logger.Warning(jsonUtil.Serialize(x));
+
+        return x;
     }
 
     /// <summary>
diff --git a/Libraries/SPTarkov.Server.Core/Services/MapMarkerService.cs b/Libraries/SPTarkov.Server.Core/Services/MapMarkerService.cs
index 188e4a14..bd6d64cf 100644
--- a/Libraries/SPTarkov.Server.Core/Services/MapMarkerService.cs
+++ b/Libraries/SPTarkov.Server.Core/Services/MapMarkerService.cs
@@ -16,10 +16,14 @@ public class MapMarkerService(ISptLogger<MapMarkerService> logger)
     /// <param name="pmcData">Player profile</param>
     /// <param name="request">Add marker request</param>
     /// <returns>Item</returns>
-    public Item CreateMarkerOnMap(PmcData pmcData, InventoryCreateMarkerRequestData request)
+    public Item? CreateMarkerOnMap(PmcData pmcData, InventoryCreateMarkerRequestData request)
     {
         // Get map from inventory
         var mapItem = pmcData?.Inventory?.Items?.FirstOrDefault(i => i?.Id == request?.Item);
+        if (mapItem is null)
+        {
+            return null;
+        }
 
         // add marker to map item
         mapItem.Upd.Map = mapItem?.Upd?.Map ?? new UpdMap { Markers = [] };
diff --git a/SPTarkov.Server/Logger/SptLoggerProvider.cs b/SPTarkov.Server/Logger/SptLoggerProvider.cs
index 7cdcbfe6..282a75d0 100644
--- a/SPTarkov.Server/Logger/SptLoggerProvider.cs
+++ b/SPTarkov.Server/Logger/SptLoggerProvider.cs
@@ -11,13 +11,13 @@ public class SptLoggerProvider(
     SptLoggerQueueManager queueManager
 ) : ILoggerProvider, ILoggerFactory
 {
-    private readonly List<ILoggerProvider> loggerProviders = [];
+    private readonly List<ILoggerProvider> _loggerProviders = [];
 
     public void Dispose() { }
 
     public void AddProvider(ILoggerProvider provider)
     {
-        loggerProviders?.Add(provider);
+        _loggerProviders?.Add(provider);
     }
 
     public ILogger CreateLogger(string categoryName)