From 567d20fe5f392c8d58f8c1488a24d72a24a098c6 Mon Sep 17 00:00:00 2001
From: karroffel <therzog@mail.de>
Date: Sun, 14 Jan 2018 01:01:35 +0100
Subject: [PATCH] [GDNative] fix editor crash with NativeScript

---
 modules/gdnative/nativescript/nativescript.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/modules/gdnative/nativescript/nativescript.cpp b/modules/gdnative/nativescript/nativescript.cpp
index e9e31808355..f45217d0316 100644
--- a/modules/gdnative/nativescript/nativescript.cpp
+++ b/modules/gdnative/nativescript/nativescript.cpp
@@ -835,12 +835,14 @@ NativeScriptLanguage::~NativeScriptLanguage() {
 
 	for (Map<String, Ref<GDNative> >::Element *L = NSL->library_gdnatives.front(); L; L = L->next()) {
 
-		L->get()->terminate();
-		NSL->library_classes.clear();
-		NSL->library_gdnatives.clear();
-		NSL->library_script_users.clear();
+		if (L->get().is_valid())
+			L->get()->terminate();
 	}
 
+	NSL->library_classes.clear();
+	NSL->library_gdnatives.clear();
+	NSL->library_script_users.clear();
+
 #ifndef NO_THREADS
 	memdelete(mutex);
 #endif