Index: admin/langimport.php
===================================================================
RCS file: /cvsroot/moodle/moodle/admin/langimport.php,v
retrieving revision 1.36.2.8
diff -u -r1.36.2.8 langimport.php
--- admin/langimport.php	2 Apr 2008 06:50:20 -0000	1.36.2.8
+++ admin/langimport.php	1 Nov 2008 13:43:50 -0000
@@ -11,6 +11,13 @@
 
     admin_externalpage_setup('langimport');
 
+    if (!empty($CFG->skiplangupgrade)) {
+        admin_externalpage_print_header();
+        print_box(get_string('langimportdisabled', 'admin'));
+        print_footer();
+        die;
+    }
+
     $mode          = optional_param('mode', 0, PARAM_INT);     //phase
     $pack          = optional_param('pack', array(), PARAM_FILE);   //pack to install
     $displaylang   = $pack;
Index: lang/en_utf8/admin.php
===================================================================
RCS file: /cvsroot/moodle/moodle/lang/en_utf8/admin.php,v
retrieving revision 1.154.2.61
diff -u -r1.154.2.61 admin.php
--- lang/en_utf8/admin.php	13 Oct 2008 21:45:24 -0000	1.154.2.61
+++ lang/en_utf8/admin.php	1 Nov 2008 13:43:51 -0000
@@ -436,6 +436,7 @@
 $string['langmasterenglish'] = 'Master English pack';
 $string['langlocalpackage'] = 'Local modifications';
 $string['langimport'] = 'Language import utility';
+$string['langimportdisabled'] = 'Language import feature has been disabled. You have to update your language packs manually at the file-system level.';
 $string['langimportsuccess'] = 'Language pack successfully upgraded';
 $string['langlist'] = 'Languages on language menu';
 $string['langmenu'] = 'Display language menu';