--- old/src/windows/classes/sun/awt/windows/WInputMethod.java	2017-12-04 18:37:06.814478600 +0000
+++ new/src/windows/classes/sun/awt/windows/WInputMethod.java	2017-12-04 18:37:05.791466800 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2017, 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
@@ -584,6 +584,9 @@
                 Component client = getClientComponent();
 
                 if (client != null) {
+                    if (!client.isShowing()) {
+                        return;
+                    }
                     if (haveActiveClient()) {
                             Rectangle rc = inputContext.getTextLocation(TextHitInfo.leading(0));
                             x = rc.x;