--- loncom/auth/lonroles.pm	2014/05/04 21:49:05	1.302
+++ loncom/auth/lonroles.pm	2014/05/20 20:46:13	1.305
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # User Roles Screen
 #
-# $Id: lonroles.pm,v 1.302 2014/05/04 21:49:05 raeburn Exp $
+# $Id: lonroles.pm,v 1.305 2014/05/20 20:46:13 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -128,7 +128,7 @@ package Apache::lonroles;
 use strict;
 use Apache::lonnet;
 use Apache::lonuserstate();
-use Apache::Constants qw(:common);
+use Apache::Constants qw(:common REDIRECT);
 use Apache::File();
 use Apache::lonmenu;
 use Apache::loncommon;
@@ -202,6 +202,14 @@ sub handler {
 
     my $r = shift;
 
+    # Check for critical messages and redirect if present.  
+    my ($redirect,$url) = &Apache::loncommon::critical_redirect(300);
+    if ($redirect) {
+        &Apache::loncommon::content_type($r,'text/html');
+        $r->header_out(Location => $url);
+        return REDIRECT;
+    }
+
     my $now=time;
     my $then=$env{'user.login.time'};
     my $refresh=$env{'user.refresh.time'};
@@ -247,7 +255,7 @@ sub handler {
     my $envkey;
     my %dcroles = ();
     my $numdc = &check_fordc(\%dcroles,$update,$then);
-    my $loncaparev = $Apache::lonnet::perlvar{'lonVersion'};
+    my $loncaparev = $r->dir_config('lonVersion');
 
 # ================================================================== Roles Init
     if ($env{'form.selectrole'}) {
@@ -1758,7 +1766,7 @@ sub check_release_required {
             my $otherserver;
             if (($major eq '' && $minor eq '') || 
                 (($reqdmajor > $major) || (($reqdmajor == $major) && ($reqdminor > $minor)))) {
-                my ($userdomserver) = &Apache::lonnet::choose_server($env{'user.domain'},undef,$required);
+                my ($userdomserver) = &Apache::lonnet::choose_server($env{'user.domain'},undef,$required,1);
                 my $switchlcrev = 
                     &Apache::lonnet::get_server_loncaparev($env{'user.domain'},
                                                            $userdomserver);
@@ -1767,7 +1775,7 @@ sub check_release_required {
                     (($reqdmajor == $swmajor) && ($reqdminor > $swminor))) {
                     my $cdom = $env{'course.'.$tcourseid.'.domain'};
                     if ($cdom ne $env{'user.domain'}) {
-                        my ($coursedomserver,$coursehostname) = &Apache::lonnet::choose_server($cdom); 
+                        my ($coursedomserver,$coursehostname) = &Apache::lonnet::choose_server($cdom,undef,$required,1); 
                         my $serverhomeID = &Apache::lonnet::get_server_homeID($coursehostname);
                         my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID);
                         my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom);