[SOLVED] V9.1.2 Error when adding BillLine

***** ERROR ***** [V9.1.2] ERROR *****
***** ERROR ***** [V9.1.2] on file '/var/www/html/projeqtor/tool/saveBillLine.php' at line (174)
***** ERROR ***** [V9.1.2] cause = strpos(): Empty needle

$catalogSpecification = "";
$boolCatalog = false;
if (array_key_exists('billLineIdCatalog',$_REQUEST) and $_REQUEST['billLineIdCatalog']) {
  $boolCatalog = true;
  $catalog=new Catalog($_REQUEST['billLineIdCatalog']);
  $catalogSpecification = ($catalog->specification)?$catalog->specification:"";
}

$catalogSpecification = "";
$boolCatalog = false;
if (array_key_exists('billLineIdCatalog',$_REQUEST) and $_REQUEST['billLineIdCatalog']) {
  $catalog=new Catalog($_REQUEST['billLineIdCatalog']);
  if ($catalog->specification) {
    $boolCatalog = true;
    $catalogSpecification = $catalog->specification;
  }
}