PHP Core Warning – yii\base\ErrorException

$_SERVER = [
    'LSPHP_ENABLE_USER_INI' => 'on',
    'PATH' => '/usr/local/bin:/usr/bin:/bin',
    'TEMP' => '/tmp',
    'TMP' => '/tmp',
    'TMPDIR' => '/tmp',
    'PWD' => '/',
    'HTTP_ACCEPT' => '*/*',
    'HTTP_ACCEPT_ENCODING' => 'gzip, br, zstd, deflate',
    'HTTP_CONNECTION' => 'keep-alive',
    'CONTENT_LENGTH' => '0',
    'HTTP_HOST' => 'projectx.sisgroup.sg',
    'HTTP_USER_AGENT' => 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)',
    'HTTP_CACHE_CONTROL' => 'max-age=259200',
    'HTTP_X_FORWARDED_FOR' => '10.8.229.181',
    'HTTP_VIA' => '1.1 squid-proxy-5b96dc6d46-hxfvn (squid/6.13)',
    'UNIQUE_ID' => 'aiQEx-vOR9s__17gZXp4WAAAANk',
    'QS_SrvConn' => '23',
    'QS_AllConn' => '23',
    'QS_ConnectionId' => '178074541590394717668755',
    'SCRIPT_URL' => '/frontend/web/',
    'SCRIPT_URI' => 'http://projectx.sisgroup.sg/frontend/web/',
    'SERVER_SIGNATURE' => '',
    'SERVER_SOFTWARE' => 'Apache',
    'SERVER_NAME' => 'projectx.sisgroup.sg',
    'SERVER_ADDR' => '10.46.187.58',
    'SERVER_PORT' => '80',
    'REMOTE_ADDR' => '216.73.217.85',
    'DOCUMENT_ROOT' => '/home2/solution/public_html/projectx',
    'REQUEST_SCHEME' => 'http',
    'CONTEXT_PREFIX' => '',
    'CONTEXT_DOCUMENT_ROOT' => '/home2/solution/public_html/projectx',
    'SERVER_ADMIN' => 'webmaster@projectx.sisgroup.sg',
    'SCRIPT_FILENAME' => '/home2/solution/public_html/projectx/frontend/web/index.php',
    'REMOTE_PORT' => '55566',
    'SERVER_PROTOCOL' => 'HTTP/1.1',
    'REQUEST_METHOD' => 'GET',
    'QUERY_STRING' => '',
    'REQUEST_URI' => '/frontend/web/',
    'SCRIPT_NAME' => '/frontend/web/index.php',
    'PHP_SELF' => '/frontend/web/index.php',
    'REQUEST_TIME_FLOAT' => 1780745415.910995960235595703125,
    'REQUEST_TIME' => 1780745415,
    'argv' => [],
    'argc' => 0,
];

$_ENV = [
    'LSPHP_ENABLE_USER_INI' => 'on',
    'PATH' => '/usr/local/bin:/usr/bin:/bin',
    'TEMP' => '/tmp',
    'TMP' => '/tmp',
    'TMPDIR' => '/tmp',
    'PWD' => '/',
];