diff --git a/Source/Game/Chat/Commands/NPCCommands.cs b/Source/Game/Chat/Commands/NPCCommands.cs
index 46ecadc0a..5b6beb5ea 100644
--- a/Source/Game/Chat/Commands/NPCCommands.cs
+++ b/Source/Game/Chat/Commands/NPCCommands.cs
@@ -658,6 +658,7 @@ namespace Game.Chat
                     data.spawnId = guid;
                     data.Id = id;
                     data.spawnPoint.Relocate(chr.GetTransOffsetX(), chr.GetTransOffsetY(), chr.GetTransOffsetZ(), chr.GetTransOffsetO());
+                    data.spawnGroupData = new();
                     // @todo: add phases
 
                     Creature _creature = trans.CreateNPCPassenger(guid, data);
diff --git a/Source/Game/Chat/LanguageManager.cs b/Source/Game/Chat/LanguageManager.cs
index 174b95f80..dfa27d907 100644
--- a/Source/Game/Chat/LanguageManager.cs
+++ b/Source/Game/Chat/LanguageManager.cs
@@ -100,7 +100,7 @@ namespace Game.Chat
 
         List<string> FindWordGroup(uint language, uint wordLen)
         {
-            return _wordsMap.LookupByKey(Tuple.Create(language, wordLen));
+            return _wordsMap.LookupByKey(Tuple.Create(language, (byte)wordLen));
         }
 
         public string Translate(string msg, uint language, Locale locale)
diff --git a/Source/Game/Entities/Player/Player.Quest.cs b/Source/Game/Entities/Player/Player.Quest.cs
index a9e5bb1f9..18f75e4cf 100644
--- a/Source/Game/Entities/Player/Player.Quest.cs
+++ b/Source/Game/Entities/Player/Player.Quest.cs
@@ -2173,7 +2173,7 @@ namespace Game.Entities
 
         public void ItemRemovedQuestCheck(uint entry, uint count)
         {
-            foreach (var objectiveStatusData in m_questObjectiveStatus.LookupByKey(Tuple.Create(QuestObjectiveType.Item, entry)))
+            foreach (var objectiveStatusData in m_questObjectiveStatus.LookupByKey(Tuple.Create(QuestObjectiveType.Item, (int)entry)))
             {
                 uint questId = objectiveStatusData.QuestStatusPair.Key;
                 Quest quest = Global.ObjectMgr.GetQuestTemplate(questId);
@@ -2381,7 +2381,7 @@ namespace Game.Entities
         public bool HasQuestForItem(uint itemid)
         {
             // Search incomplete objective first
-            foreach (var objectiveItr in m_questObjectiveStatus.LookupByKey(Tuple.Create(QuestObjectiveType.Item, itemid)))
+            foreach (var objectiveItr in m_questObjectiveStatus.LookupByKey(Tuple.Create(QuestObjectiveType.Item, (int)itemid)))
             {
                 Quest qInfo = Global.ObjectMgr.GetQuestTemplate(objectiveItr.QuestStatusPair.Key);
                 QuestObjective objective = objectiveItr.Objective;
diff --git a/Source/Game/Maps/Map.cs b/Source/Game/Maps/Map.cs
index db843d53a..de1aecc0a 100644
--- a/Source/Game/Maps/Map.cs
+++ b/Source/Game/Maps/Map.cs
@@ -3790,6 +3790,9 @@ namespace Game.Maps
 
         private Grid GetGrid(uint x, uint y)
         {
+            if (x > MapConst.MaxGrids || y > MapConst.MaxGrids)
+                return null;
+            
             return i_grids[x][y];
         }
 
diff --git a/Source/Game/Text/ChatTextBuilder.cs b/Source/Game/Text/ChatTextBuilder.cs
index 3a9523fe8..97fd7c8d6 100644
--- a/Source/Game/Text/ChatTextBuilder.cs
+++ b/Source/Game/Text/ChatTextBuilder.cs
@@ -54,6 +54,7 @@ namespace Game.Chat
             AchievementId = achievementId;
             Locale = locale;
 
+            UntranslatedPacket = new();
             UntranslatedPacket.Initialize(Type, Language, Sender, Receiver, Text, AchievementId, "", Locale);
             UntranslatedPacket.Write();
         }