From 1d7ba2210afd566d16303966a2e52c75877cef17 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Thu, 1 Sep 2022 22:55:29 +0200
Subject: [PATCH] Fix crash on API event in C# after Editor hot-reload

---
 Source/Tools/Flax.Build/Bindings/BindingsGenerator.Cpp.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Source/Tools/Flax.Build/Bindings/BindingsGenerator.Cpp.cs b/Source/Tools/Flax.Build/Bindings/BindingsGenerator.Cpp.cs
index 9d0e22401..dc5190f36 100644
--- a/Source/Tools/Flax.Build/Bindings/BindingsGenerator.Cpp.cs
+++ b/Source/Tools/Flax.Build/Bindings/BindingsGenerator.Cpp.cs
@@ -1569,7 +1569,10 @@ namespace Flax.Build.Bindings
                     }
                     contents.Append(')').AppendLine();
                     contents.Append("    {").AppendLine();
-                    contents.Append("        static MMethod* mmethod = nullptr;").AppendLine();
+                    if (buildData.Target.IsEditor)
+                        contents.Append("        MMethod* mmethod = nullptr;").AppendLine(); // TODO: find a better way to cache event method in editor and handle C# hot-reload
+                    else
+                        contents.Append("        static MMethod* mmethod = nullptr;").AppendLine();
                     contents.Append("        if (!mmethod)").AppendLine();
                     contents.AppendFormat("            mmethod = {1}::TypeInitializer.GetType().ManagedClass->GetMethod(\"Internal_{0}_Invoke\", {2});", eventInfo.Name, classTypeNameNative, paramsCount).AppendLine();
                     contents.Append("        CHECK(mmethod);").AppendLine();