Revert "Initialize ScriptingService earlier"

This reverts commit 0566e17b23273feffed0c41ed61f7e56d6e8f1a8.

Source/Engine/Engine/NativeInterop.Unmanaged.cs

@@ -1248,7 +1248,7 @@ namespace FlaxEngine.Interop
         }
 
         [UnmanagedCallersOnly]
-        internal static void LoadScriptingAssemblyLoadContext()
+        internal static void ReloadScriptingAssemblyLoadContext()
         {
 #if FLAX_EDITOR
             // Clear all caches which might hold references to assemblies in collectible ALC
@@ -1272,18 +1272,16 @@ namespace FlaxEngine.Interop
             FlaxEngine.Json.JsonSerializer.ResetCache();
 
             // Unload the ALC
-            if (scriptingAssemblyLoadContext != null)
-            {
-                bool unloading = true;
-                scriptingAssemblyLoadContext.Unloading += (alc) => { unloading = false; };
-                scriptingAssemblyLoadContext.Unload();
+            bool unloading = true;
+            scriptingAssemblyLoadContext.Unloading += (alc) => { unloading = false; };
+            scriptingAssemblyLoadContext.Unload();
+
+            while (unloading)
+                System.Threading.Thread.Sleep(1);
 
-                while (unloading)
-                    System.Threading.Thread.Sleep(1);
-            }
-#endif
             InitScriptingAssemblyLoadContext();
             DelegateHelpers.InitMethods();
+#endif
         }
 
         [UnmanagedCallersOnly]

Source/Engine/Engine/NativeInterop.cs

@@ -92,6 +92,8 @@ namespace FlaxEngine.Interop
             System.Threading.Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
             System.Threading.Thread.CurrentThread.CurrentUICulture = CultureInfo.InvariantCulture;
 
+            InitScriptingAssemblyLoadContext();
+            DelegateHelpers.InitMethods();
         }
 
 #if FLAX_EDITOR