[Error] 
Call to undefined function jbdump() (0)
/var/www/www/local/php_interface/include/courses/UserCourses.class.php:8
#0: require_once
	/var/www/www/local/php_interface/include/courses.php:4
#1: require_once(string)
	/var/www/www/local/php_interface/init.php:36
#2: include_once(string)
	/var/www/www/bitrix/modules/main/include.php:241
#3: require_once(string)
	/var/www/www/bitrix/modules/main/include/prolog_before.php:14
#4: require_once(string)
	/var/www/www/bitrix/modules/main/include/prolog.php:10
#5: require_once(string)
	/var/www/www/bitrix/header.php:1
#6: require(string)
	/var/www/www/learning/courses/index.php:2