Программа конференции

[Error] 
Call to undefined function ereg() (0)
/home/bitrix/www/bitrix/components/bitrix/conf.agenda.section/component.php:92
#0: include
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:594
#1: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:653
#2: CBitrixComponent->includeComponent(string, array, object)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1038
#3: CAllMain->IncludeComponent(string, string, array, object)
	/home/bitrix/www/bitrix/templates/social_s1_conf2018/components/bitrix/conf.agenda/agenda_table_conf2013/section.php:36
#4: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:725
#5: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:820
#6: CBitrixComponentTemplate->IncludeTemplate(array)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:735
#7: CBitrixComponent->showComponentTemplate()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:683
#8: CBitrixComponent->includeComponentTemplate(string)
	/home/bitrix/www/bitrix/components/bitrix/conf.agenda/component.php:86
#9: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:594
#10: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:653
#11: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1038
#12: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/www/conf2018/agenda/index.php:83
#13: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#14: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2