[Error] 
Call to a member function GetProperties() on boolean (0)
/home/bitrix/diss_council/.left.menu_ext.php:7
#0: include
	/home/bitrix/www/bitrix/modules/main/classes/general/menu.php:115
#1: CMenu->Init(string, boolean, string)
	/home/bitrix/www/bitrix/components/bitrix/menu/component.php:53
#2: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:594
#3: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:102
#4: CBitrixComponent->executeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:638
#5: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1038
#6: CAllMain->IncludeComponent(string, string, array, boolean, array)
	/home/bitrix/www/bitrix/templates/diss/header.php:161
#7: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog_after.php:106
#8: require(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog.php:11
#9: require_once(string)
	/home/bitrix/www/bitrix/header.php:1
#10: require(string)
	/home/bitrix/diss_council/diss-sovet/doc_for_candidate/index.php:1
#11: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#12: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2