Can’t load objects through JFactory

Pretty new here.
I’ve used this code:

$db = JFactory::getDbo();
$query = $db->getQuery(true);

$query
->select($db->quoteName(array('k.*', 'u.*')))
->from($db->quoteName('vm_kampe', 'k'))
->join('INNER', $db->quoteName('vm_kuponer', 'u') . ' ON (' . $db->quoteName('k.id') . ' = ' . $db->quoteName('u.id') . ')')
->where($db->quoteName('u.uid') . ' LIKE ' . $db->quote($bruger) . ' AND ' . $db->quoteName('u.liga') . ' LIKE ' . $db->quote('tip3'))
->order('k.rkf ASC');

$db->setQuery($query);

$results = $db->loadObjectList();

Everything works fine until last line ($results). Then it shows error 1054. I’m using an ooooold version of Joomla (3.10) as I haven’t worked in joomla in a long time and not sure I can learn the new versions 😀 Sorry!

I tried what I could. The site worked in 2018 but now it shows error.