src/java.desktop/share/classes/com/sun/media/sound/EventDispatcher.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -306,11 +306,16 @@
 
     /**
      * called from auto-closing clips when their closed() method is called.
      */
     void autoClosingClipClosed(AutoClosingClip clip) {
-        // nothing to do -- is removed from arraylist above
+        synchronized(autoClosingClips) {
+            int index = getAutoClosingClipIndex(clip);
+            if (index != -1) {
+                autoClosingClips.remove(index);
+            }
+        }
     }
 
 
     // ////////////////////////// Line Monitoring Support /////////////////// //
     /*