Link to glossary for people who are confused by terminology.


git-svn-id: https://svn.apache.org/repos/asf/forrest/branches/forrest_08_branch@536392 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/site-author/content/xdocs/docs_0_80/upgrading_08.xml b/site-author/content/xdocs/docs_0_80/upgrading_08.xml
index 3ab5474..8425ce0 100644
--- a/site-author/content/xdocs/docs_0_80/upgrading_08.xml
+++ b/site-author/content/xdocs/docs_0_80/upgrading_08.xml
@@ -96,7 +96,7 @@
         You can use it like {properties:forrest.home}
       </p>
       <p>
-        In all custom code (e.g. project sitemaps or plugins) you need to do the
+        In all custom code (e.g. <a href="site:project-sitemap">project sitemap</a> or <a href="site:plugins/using">plugins sitemaps</a>) you need to do the
         following:
       </p>
       <ul>
@@ -117,6 +117,10 @@
       </p>
       <source>Could not find component for role:
 [org.apache.cocoon.components.modules.input.InputModule/project]</source>
+      <p>
+        The most likely cuplrit is forgetting to edit your "project sitemap" explained <a href="#project-sitemap">below</a>. 
+        See the <a href="site:glossary">glossary</a> if you are confused by terminology.
+      </p>
     </section>
     <section id="clean">
       <title>Run a clean target after upgrade</title>