diff -r 08782b8b03ce -r 6f988040a1c8 src/share/classes/com/sun/tools/doclets/internal/toolkit/AbstractDoclet.java
--- a/src/share/classes/com/sun/tools/doclets/internal/toolkit/AbstractDoclet.java	Thu Feb 28 14:05:52 2013 +0000
+++ b/src/share/classes/com/sun/tools/doclets/internal/toolkit/AbstractDoclet.java	Fri Mar 01 10:47:39 2013 -0800
@@ -80,6 +80,9 @@
         }
         try {
             doclet.startGeneration(root);
+        } catch (Configuration.Fault f) {
+            root.printError(f.getMessage());
+            return false;
         } catch (Exception exc) {
             exc.printStackTrace();
             return false;
@@ -110,7 +113,7 @@
      *
      * @see com.sun.javadoc.RootDoc
      */
-    private void startGeneration(RootDoc root) throws Exception {
+    private void startGeneration(RootDoc root) throws Configuration.Fault, Exception {
         if (root.classes().length == 0) {
             configuration.message.
                 error("doclet.No_Public_Classes_To_Document");