src/share/classes/com/sun/java/swing/plaf/windows/WindowsSpinnerUI.java

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 2006, 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
--- 1,7 ----
  /*
!  * Copyright (c) 1997, 2014, 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
*** 61,70 ****
--- 61,73 ----
          return state;
      }
  
      private void paintXPBackground(Graphics g, JComponent c) {
          XPStyle xp = XPStyle.getXP();
+         if (xp == null) {
+             return;
+         }
          Skin skin = xp.getSkin(c, Part.EP_EDIT);
          State state = getXPState(c);
          skin.paintSkin(g, 0, 0, c.getWidth(), c.getHeight(), state);
      }