function variant_el($newParams, $newName = NULL)
{
assert('is_array($this->cache["params"])');
if ($newName === NULL) {
$newName = $this->name;
}
list($rpt, $err) = Report::create_e($this->cache['type'], $newName);
if ($err) {
Fatal::internalError("Unexpected report creation error: " . $err->toStr());
}
$params = new Params();
$params->loadDict($this->cache['params']);
$errs = $params->load_el($rpt->rpt->paramDefs(), $newParams);
if (!empty($errs)) {
return array(NULL, $errs);
}
$errs = $rpt->_init_el($params);
if (!empty($errs)) {
return array(NULL, $errs);
}
return array($rpt, array());
}