Index: javax/swing/plaf/basic/BasicListUI.java
===================================================================
RCS file: /cvsroot/classpath/classpath/javax/swing/plaf/basic/BasicListUI.java,v
retrieving revision 1.49
diff -u -r1.49 BasicListUI.java
--- javax/swing/plaf/basic/BasicListUI.java	5 Jan 2006 22:53:17 -0000	1.49
+++ javax/swing/plaf/basic/BasicListUI.java	10 Jan 2006 13:12:51 -0000
@@ -894,7 +894,7 @@
    */
   protected void maybeUpdateLayoutState()
   {
-    if (updateLayoutStateNeeded != 0)
+    if (updateLayoutStateNeeded != 0 || !list.isValid())
       {
         updateLayoutState();
         updateLayoutStateNeeded = 0;