Bitrix white screen and errors how to fix?

Question

1C-Bitrix

When entering the site and in the admin panel, it gives a white screen, made an error output:
[ErrorException] E_DEPRECATED
Non-static method CSiteCorporate::ShowPanel() should not be called statically (0)
/home/users/9/site/domains/site .myjino.ru/bitrix/modules/main/classes/general/module.php:490
#0: ExecuteModuleEventEx(array)
/home/users/9/site/domains/site.myjino.ru/bitrix/modules/main/ include.php:576
#1: require_once(string)
/home/users/9/site/domains/site.myjino.ru/bitrix/modules/main/include/prolog_before.php:14
#2: require_once(string)
/ home/users/9/site/domains/site.myjino.ru/bitrix/modules/main/include/prolog.php:10
#3: require_once(string)
/home/users/9/site/domains/site.myjino.ru/bitrix/header.php:1
#4: require(string)
/home/users/9/sie/domains/site.myjino.ru/index. php:1
What could be the problem and how to solve it?