Index: units/users/users_event_handler.php
===================================================================
--- units/users/users_event_handler.php	(revision 15326)
+++ units/users/users_event_handler.php	(working copy)
@@ -1734,20 +1734,36 @@
 			$object->SetDBField('SubscribeToMailing', $object->isSubscribed() ? 1 : 0);
 
 			if ( !$this->Application->isAdmin ) {
-				$list = $this->Application->recallObject('lang.enabled', 'lang_List');
-				/* @var $list kDBList */
+				$object->SetFieldOption('FrontLanguage', 'options', $this->getEnabledLanguages());
+			}
+		}
 
-				$list->Query();
-				$list->GoFirst();
-				$languages = Array ();
+		/**
+		 * Returns list of enabled languages with their names
+		 *
+		 * @return Array
+		 * @access protected
+		 */
+		protected function getEnabledLanguages()
+		{
+			$cache_key = 'user_languages[%LangSerial%]';
 
-				while (!$list->EOL()) {
-					$languages[$list->GetID()] = $list->GetField('LocalName');
-					$list->GoNext();
+			$ret = $this->Application->getCache($cache_key);
+
+			if ( $ret === false ) {
+				$languages = $this->Application->recallObject('lang.enabled', 'lang_List');
+				/* @var $languages kDBList */
+
+				$ret = Array ();
+
+				foreach ($languages as $language_info) {
+					$ret[$languages->GetID()] = $language_info['LocalName'];
 				}
 
-				$object->SetFieldOption('FrontLanguage', 'options', $languages);
+				$this->Application->setCache($cache_key, $ret);
 			}
+
+			return $ret;
 		}
 
 		/**