Fatal error: Uncaught Error: Call to undefined method Bitrix\Main\Loader::registerClassAliases() in /home/elki-eli/elki-eli.nichost.ru/docs/bitrix/modules/main/include/compatibility.php:5 Stack trace: #0 /home/elki-eli/elki-eli.nichost.ru/docs/bitrix/modules/main/include/autoload.php(310): require_once() #1 /home/elki-eli/elki-eli.nichost.ru/docs/bitrix/modules/main/include/urlrewrite.php(17): require_once('/home/elki-eli/...') #2 /home/elki-eli/elki-eli.nichost.ru/docs/bitrix/urlrewrite.php(2): include_once('/home/elki-eli/...') #3 {main} thrown in /home/elki-eli/elki-eli.nichost.ru/docs/bitrix/modules/main/include/compatibility.php on line 5