Fixed nPython.exe crash on Shutdown

amos402 · amos402 · commit f4f503222d1a · 2018-07-10T15:22:19.000+08:00
diff --git a/src/runtime/finalizer.cs b/src/runtime/finalizer.cs
@@ -80,6 +80,11 @@ internal void AddFinalizedObject(IDisposable obj)
 
         internal static void Shutdown()
         {
+            if (Runtime.Py_IsInitialized() == 0)
+            {
+                Instance._objQueue = new ConcurrentQueue<IDisposable>();
+                return;
+            }
             Instance.DisposeAll();
             Instance.CallPendingFinalizers();
             Runtime.PyErr_Clear();
