Index: core/src/org/netbeans/modules/xml/core/text/TextEditorSupport.java
===================================================================
RCS file: /cvs/xml/core/src/org/netbeans/modules/xml/core/text/TextEditorSupport.java,v
--- core/src/org/netbeans/modules/xml/core/text/TextEditorSupport.java	27 May 2002 19:12:59 -0000	1.13
+++ core/src/org/netbeans/modules/xml/core/text/TextEditorSupport.java	3 Jun 2002 19:04:25 -0000
@@ -228,10 +228,15 @@ 
 
 
     /**
+     * It simply calls super.notifyClosed() for all instances except
+     * TextEditorSupport.class == this.getClass().
      */
     protected void notifyClosed () {
         super.notifyClosed();
 
+        // #15756 following code handles synchronization on text editor closing only!
+        if (this.getClass() != TextEditorSupport.class) return;
+        
         XMLDataObjectLook dobj = (XMLDataObjectLook) getDataObject();
         Synchronizator sync = dobj.getSyncInterface();
         Representation oldRep = rep;
@@ -246,7 +251,6 @@ 
 //          }
     }
     
-
     /**
      */
     Env getEnv () {