diff --git a/Source/Game/Entities/Player/Player.DB.cs b/Source/Game/Entities/Player/Player.DB.cs
index 88c24078d..a50f1cab7 100644
--- a/Source/Game/Entities/Player/Player.DB.cs
+++ b/Source/Game/Entities/Player/Player.DB.cs
@@ -3382,7 +3382,7 @@ namespace Game.Entities
             stmt.AddValue(0, GetGUID().GetCounter());
             characterTransaction.Append(stmt);
 
-            static float finiteAlways(float f) { return !float.IsFinite(f) ? f : 0.0f; };
+            static float finiteAlways(float f) { return float.IsFinite(f) ? f : 0.0f; };
 
             if (create)
             {
diff --git a/Source/Game/Globals/ObjectManager.cs b/Source/Game/Globals/ObjectManager.cs
index f8f6773ca..5218b47d4 100644
--- a/Source/Game/Globals/ObjectManager.cs
+++ b/Source/Game/Globals/ObjectManager.cs
@@ -1891,7 +1891,7 @@ namespace Game
                     continue;
                 }
 
-                creatureTemplate.Resistance[(int)school] = result.Read<ushort>(2);
+                creatureTemplate.Resistance[(int)school] = result.Read<short>(2);
 
                 ++count;
 
diff --git a/Source/Game/Maps/GridDefines.cs b/Source/Game/Maps/GridDefines.cs
index 84d6c36e8..8060e4f64 100644
--- a/Source/Game/Maps/GridDefines.cs
+++ b/Source/Game/Maps/GridDefines.cs
@@ -25,7 +25,7 @@ namespace Game.Maps
     {
         public static bool IsValidMapCoord(float c)
         {
-            return !float.IsFinite(c) && (Math.Abs(c) <= (MapConst.MapHalfSize - 0.5f));
+            return float.IsFinite(c) && (Math.Abs(c) <= (MapConst.MapHalfSize - 0.5f));
         }
 
         public static bool IsValidMapCoord(float x, float y)