Memo is null

[yaraiw]

$record->get('MEMO_COL')

Call to a member function get() on null

at vendor/hisamu/php-xbase/src/Record/AbstractRecord.php:135 131▕ if (!$pointer = $this->data[$columnName]) { 132▕ return null; 133▕ } 134▕ ➜ 135▕ return $this->table->memo->get($pointer); 136▕ } 137▕ 138▕ // 139▕