Ticket #18688: l10n.php.patch

wp-includes/l10n.php

@@ -38 +38 @@
         // If multisite, check options.
         if ( is_multisite() && !defined('WP_INSTALLING') ) {
                 $ms_locale = get_option('WPLANG');
-                if ( $ms_locale === false )
+                if ( !$ms_locale )
                         $ms_locale = get_site_option('WPLANG');
 
-                if ( $ms_locale !== false )
+                if ( $ms_locale )
                         $locale = $ms_locale;
         }