--- loncom/xml/lonxml.pm	2004/12/09 23:45:59	1.350
+++ loncom/xml/lonxml.pm	2005/01/28 09:49:52	1.352
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # XML Parser Module 
 #
-# $Id: lonxml.pm,v 1.350 2004/12/09 23:45:59 albertel Exp $
+# $Id: lonxml.pm,v 1.352 2005/01/28 09:49:52 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1261,6 +1261,8 @@ sub handler {
 	&Apache::loncommon::content_type($request,'text/html');
     }
     &Apache::loncommon::no_cache($request);
+    $request->set_last_modified(&Apache::lonnet::metadata($request->uri,
+							  'lastrevisiondate');
     $request->send_http_header;
     
     return OK if $request->header_only;
@@ -1382,6 +1384,10 @@ sub debug {
 }
 
 sub show_error_warn_msg {
+    if ($ENV{'request.filename'} eq '/home/httpd/html/res/lib/templates/simpleproblem.problem' &&
+	&Apache::lonnet::allowed('mdc',$ENV{'request.course.id'})) {
+	return 1;
+    }
     return (($Apache::lonxml::debug eq 1) ||
 	    ($ENV{'request.state'} eq 'construct') ||
 	    ($Apache::lonhomework::browse eq 'F'