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Database Exceptionyii\db\Exception

SQLSTATE[HY000] [2002] Connection refused

Error Info: Array
(
    [0] => HY000
    [1] => 2002
    [2] => Connection refused
)
$_GET = [
    'string' => 'ChIJI7bY2vx654gRIsFYjAxAtXk',
];