src/solaris/classes/sun/awt/X11/XClipboard.java

@@ -99,10 +99,14 @@
     public long getID() {
         return selection.getSelectionAtom().getAtom();
     }
 
     @Override
+    public void checkLostOwnership() {
+    }
+
+    @Override
     public synchronized Transferable getContents(Object requestor) {
         if (contents != null) {
             return contents;
         }
         return new ClipboardTransferable(this);