[UnexpectedValueException] 
Overloading of string functions using mbstring.func_overload is not supported by phpseclib. (0)
/home/bitrix/ext_www/test.maximus.ru/bitrix/php_interface/include/youtube/google-api-php-client-2.2.2/vendor/phpseclib/phpseclib/phpseclib/bootstrap.php:11
#0: require
	/home/bitrix/ext_www/test.maximus.ru/bitrix/php_interface/include/youtube/google-api-php-client-2.2.2/vendor/composer/autoload_real.php:66
#1: composerRequire91ca29c4ec10ca5036046c6edbce4ea4(string, string)
	/home/bitrix/ext_www/test.maximus.ru/bitrix/php_interface/include/youtube/google-api-php-client-2.2.2/vendor/composer/autoload_real.php:56
#2: ComposerAutoloaderInit91ca29c4ec10ca5036046c6edbce4ea4::getLoader()
	/home/bitrix/ext_www/test.maximus.ru/bitrix/php_interface/include/youtube/google-api-php-client-2.2.2/vendor/autoload.php:7
#3: require_once(string)
	/home/bitrix/ext_www/test.maximus.ru/bitrix/php_interface/include/youtube/YoutubeVideo.php:9
#4: require_once(string)
	/home/bitrix/ext_www/test.maximus.ru/bitrix/php_interface/init.php:21
#5: include_once(string)
	/home/bitrix/ext_www/test.maximus.ru/bitrix/modules/main/include.php:234
#6: require_once(string)
	/home/bitrix/ext_www/test.maximus.ru/bitrix/modules/main/include/prolog_before.php:14
#7: require_once(string)
	/home/bitrix/ext_www/test.maximus.ru/bitrix/modules/main/include/prolog.php:10
#8: require_once(string)
	/home/bitrix/ext_www/test.maximus.ru/bitrix/header.php:1
#9: require(string)
	/home/bitrix/ext_www/test.maximus.ru/pay/delivery.php:2