src/java.desktop/unix/classes/sun/awt/X11/XTextFieldPeer.java

@@ -93,18 +93,18 @@
 
         setEditable(target.isEditable());
 
         // After this line we should not change the component's text
         firstChangeSkipped = true;
+        AWTAccessor.getComponentAccessor().setPeer(xtext, this);
     }
 
     @Override
     public void dispose() {
         XToolkit.specialPeerMap.remove(xtext);
         // visible caret has a timer thread which must be stopped
         xtext.getCaret().setVisible(false);
-        xtext.removeNotify();
         super.dispose();
     }
 
     void initTextField() {
         setVisible(target.isVisible());