Exception

Database Exceptionyii\db\Exception

SQLSTATE[HY000] [2003] Can't connect to MySQL server on '127.0.0.1' (111)

$_GET = [
    'section_slug' => 'prochee',
    'gn_slug' => 'sostavlenie-smet-dlya-rascheta-ushherba-podgotovka-smetnoj-dokumentacii',
];