check nulls remove redundant catches.

LightlessSync/PlayerData/Factories/PlayerDataFactory.cs

@@ -11,6 +11,8 @@ using LightlessSync.Services.Mediator;
 using Microsoft.Extensions.Logging;
 using System.Collections.Concurrent;
 using System.Diagnostics;
+using System.Runtime.ExceptionServices;
+using System.Runtime.InteropServices;
 
 namespace LightlessSync.PlayerData.Factories;
 
@@ -123,22 +125,38 @@ public class PlayerDataFactory
     {
         if (playerPointer == IntPtr.Zero)
             return true;
+
+        if (!IsPointerValid(playerPointer))
+            return true;
+
+        var character = (Character*)playerPointer;
+        if (character == null)
+            return true;
+
+        var gameObject = &character->GameObject;
+        if (gameObject == null)
+            return true;
+
+        if (!IsPointerValid((IntPtr)gameObject))
+            return true;
+
+        return gameObject->DrawObject == null;
+    }
+
+    private static bool IsPointerValid(IntPtr ptr)
+    {
+        if (ptr == IntPtr.Zero)
+            return false;
+
         try
         {
-            var character = (Character*)playerPointer;
-            if (character == null)
-                return true;
-
-            var gameObject = &character->GameObject;
-            if (gameObject == null)
-                return true;
-
-            return gameObject->DrawObject == null;
-        }
-        catch (AccessViolationException)
-        {
+            _ = Marshal.ReadByte(ptr);
             return true;
         }
+        catch
+        {
+            return false;
+        }
     }
 
     private static bool IsCacheFresh(CacheEntry entry)