[Sat Feb 20 08:32:04.410909 2016] [:error] [pid 3399] [client IP:42301] PHP Fatal error: Uncaught TypeError: Argument 2 passed to CFrontendApiWrapper::callMethod() must be of the type array, boolean given, called in /usr/share/zabbix/include/classes/api/wrappers/CApiWrapper.php on line 82 and defined in /usr/share/zabbix/include/classes/api/wrappers/CFrontendApiWrapper.php:61\nStack trace:\n#0 /usr/share/zabbix/include/classes/api/wrappers/CApiWrapper.php(82): CFrontendApiWrapper->callMethod('logout', false)\n#1 /usr/share/zabbix/include/classes/user/CWebUser.php(84): CApiWrapper->__call('logout', Array)\n#2 /usr/share/zabbix/index.php(47): CWebUser::logout()\n#3

\n thrown in /usr/share/zabbix/include/classes/api/wrappers/CFrontendApiWrapper.php on line 61, referer: URL