[TypeError] 
mktime(): Argument #6 ($year) must be of type ?int, string given (0)
/usr/local/www/apache22/www.istu.edu/bitrix/templates/edu.2017/page_templates/normal_new/mod/calendar_razdel.php:46
#0: mktime(integer, integer, integer, string, string, string)
	/usr/local/www/apache22/www.istu.edu/bitrix/templates/edu.2017/page_templates/normal_new/mod/calendar_razdel.php:46
#1: draw_module_calendar_razdel_class->getCalendar(array)
	/usr/local/www/apache22/www.istu.edu/bitrix/templates/edu.2017/page_templates/normal_new/mod/calendar_razdel.php:28
#2: draw_module_calendar_razdel_class->draw(array)
	/usr/local/www/apache22/www.istu.edu/bitrix/templates/edu.2017/modules/page.php:114
#3: page_class->parse(string)
	/usr/local/www/apache22/www.istu.edu/v.2017/index.php:200
#4: include_once(string)
	/usr/local/www/apache22/www.istu.edu/bitrix/templates/edu.2017/modules/url_redirect.php:15
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