[FIXED HUDSON-3326] handle null axes in getLayouter(),

which can occur if build page is access right when build starts,
before axes field is initialized.


git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@19017 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/matrix/MatrixBuild.java

@@ -92,7 +92,8 @@ public class MatrixBuild extends AbstractBuild<MatrixProject,MatrixBuild> {
     }
 
     public Layouter<RunPtr> getLayouter() {
-        return new Layouter<RunPtr>(axes) {
+        // axes can be null if build page is access right when build starts
+        return axes == null ? null : new Layouter<RunPtr>(axes) {
             protected RunPtr getT(Combination c) {
                 return new RunPtr(c);
             }