Enable and polish upgrader

[acontent.git] / docs / install / include / ustep2.php

diff --git a/docs/install/include/ustep2.php b/docs/install/include/ustep2.php
index f85ae12..0fbecda 100644 (file)
--- a/docs/install/include/ustep2.php
+++ b/docs/install/include/ustep2.php
@@ -77,10 +77,13 @@ $_POST['db_password'] = urldecode($_POST['db_password']);
                        }
                        
                        $curr_ver = $_POST['old_version'];
-                       ksort($update_files);
-                       foreach ($update_files as $up_file) {
-                               if(version_compare($curr_ver, $up_file[4], '<')) {
-                                       update_one_ver($up_file);
+                       
+                       if (is_array($update_files)) {
+                               ksort($update_files);
+                               foreach ($update_files as $up_file) {
+                                       if(version_compare($curr_ver, $up_file[4], '<')) {
+                                               update_one_ver($up_file);
+                                       }
                                }
                        }