[Error] 
    Class 'CIBlockElement' not found (0)
    /home/bitrix/www/bitrix/templates/.default/components/bitrix/menu/top_menu/template.php:8
    #0: include
    	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:714
    #1: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
    	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:806
    #2: CBitrixComponentTemplate->IncludeTemplate(array)
    	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:681
    #3: CBitrixComponent->showComponentTemplate()
    	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:629
    #4: CBitrixComponent->includeComponentTemplate()
    	/home/bitrix/www/bitrix/components/bitrix/menu/component.php:385
    #5: include(string)
    	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:548
    #6: CBitrixComponent->__includeComponent()
    	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:94
    #7: CBitrixComponent->executeComponent()
    	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:585
    #8: CBitrixComponent->includeComponent(string, array, boolean)
    	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1035
    #9: CAllMain->IncludeComponent(string, string, array, boolean)
    	/home/bitrix/www/bitrix/templates/main/header.php:96
    #10: include_once(string)
    	/home/bitrix/www/bitrix/modules/main/include/prolog_after.php:96
    #11: require(string)
    	/home/bitrix/www/bitrix/modules/main/include/prolog.php:11
    #12: require_once(string)
    	/home/bitrix/www/bitrix/header.php:1
    #13: require(string)
    	/home/bitrix/www/about/index.php:3