Smart Chess School

[TypeError] 
Argument 1 passed to PLang::isFoundDelimiter() must be of the type string, null given, called in /var/www/html/local/templates/courses/components/bitrix/news.detail/school_detail/template.php on line 250 (0)
/var/www/html/local/php_interface/lang/PLang.php:136
#0: PLang::isFoundDelimiter(NULL)
	/var/www/html/local/templates/courses/components/bitrix/news.detail/school_detail/template.php:250
#1: include(string)
	/var/www/html/bitrix/modules/main/classes/general/component_template.php:725
#2: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/var/www/html/bitrix/modules/main/classes/general/component_template.php:820
#3: CBitrixComponentTemplate->IncludeTemplate(array)
	/var/www/html/bitrix/modules/main/classes/general/component.php:735
#4: CBitrixComponent->showComponentTemplate()
	/var/www/html/bitrix/modules/main/classes/general/component.php:683
#5: CBitrixComponent->includeComponentTemplate()
	/var/www/html/bitrix/components/bitrix/news.detail/component.php:439
#6: include(string)
	/var/www/html/bitrix/modules/main/classes/general/component.php:594
#7: CBitrixComponent->__includeComponent()
	/var/www/html/bitrix/modules/main/classes/general/component.php:653
#8: CBitrixComponent->includeComponent(string, array, boolean)
	/var/www/html/bitrix/modules/main/classes/general/main.php:1038
#9: CAllMain->IncludeComponent(string, string, array, boolean)
	/var/www/html/local/components/prom/sitecontroller/templates/main/centre.php:68
#10: include(string)
	/var/www/html/bitrix/modules/main/classes/general/component_template.php:725
#11: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/var/www/html/bitrix/modules/main/classes/general/component_template.php:820
#12: CBitrixComponentTemplate->IncludeTemplate(array)
	/var/www/html/bitrix/modules/main/classes/general/component.php:735
#13: CBitrixComponent->showComponentTemplate()
	/var/www/html/bitrix/modules/main/classes/general/component.php:683
#14: CBitrixComponent->includeComponentTemplate(string)
	/var/www/html/local/components/prom/sitecontroller/component.php:193
#15: include(string)
	/var/www/html/bitrix/modules/main/classes/general/component.php:594
#16: CBitrixComponent->__includeComponent()
	/var/www/html/bitrix/modules/main/classes/general/component.php:653
#17: CBitrixComponent->includeComponent(string, array, boolean)
	/var/www/html/bitrix/modules/main/classes/general/main.php:1038
#18: CAllMain->IncludeComponent(string, string, array, boolean)
	/var/www/html/index.php:48
#19: include_once(string)
	/var/www/html/bitrix/modules/main/include/urlrewrite.php:159
#20: include_once(string)
	/var/www/html/bitrix/urlrewrite.php:2