Index: jaxb-ri/runtime/src/com/sun/xml/bind/v2/runtime/XMLSerializer.java
===================================================================
--- jaxb-ri/runtime/src/com/sun/xml/bind/v2/runtime/XMLSerializer.java	(revision 2862)
+++ jaxb-ri/runtime/src/com/sun/xml/bind/v2/runtime/XMLSerializer.java	(revision 2863)
@@ -322,7 +322,8 @@
             nse = nse.push();
             out.beginStartTag(tagName);
             out.endStartTag();
-            out.text(data,false);
+            if(data != null)
+                out.text(data,false);
             out.endTag(tagName);
             nse = nse.pop();
         } else {
@@ -342,7 +343,8 @@
             nse = nse.push();
             out.beginStartTag(tagName);
             out.endStartTag();
-            out.text(data,false);
+            if(data != null)
+                out.text(data,false);
             out.endTag(tagName);
             nse = nse.pop();
         } else {