Index: lams_tool_forum/web/WEB-INF/web.xml
===================================================================
diff -u -r9393c098e5dfd603e2d37347cd1e531a25aa424a -r3306bb9a4b9c92a8539e317d5b67b3fc5bf90e8c
--- lams_tool_forum/web/WEB-INF/web.xml	(.../web.xml)	(revision 9393c098e5dfd603e2d37347cd1e531a25aa424a)
+++ lams_tool_forum/web/WEB-INF/web.xml	(.../web.xml)	(revision 3306bb9a4b9c92a8539e317d5b67b3fc5bf90e8c)
@@ -159,10 +159,18 @@
    <!ELEMENT mime-mapping (extension, mime-type)>
    -->
 
-  <error-page>
-	<error-code>403</error-code>
-	<location>/403.html</location>
-</error-page>
+      <error-page>
+        <error-code>500</error-code>
+        <location>/error.jsp</location>
+    </error-page>
+    <error-page>
+        <error-code>403</error-code>
+        <location>/403.jsp</location>
+    </error-page>
+    <error-page>
+        <error-code>404</error-code>
+        <location>/404.jsp</location>
+    </error-page>
 
   	<jsp-config>
 		<!--  ======================================================== -->