Do you have this in libs/utils.php
Code:
function remove_error_creating_chars($chars) {
$replace=array(
'Á' => 'A',
'Å' => 'A',
'ä' => 'a',
'á' => 'a2',
'à' => 'a3',
'â' => 'a4',
'ã' => 'a5',
'ä' => 'a',
'å' => 'a',
'æ' => 'ae',
'æ' => 'ae',
'é' => 'e',
'È' => 'E',
'É' => 'E',
'Ì' => 'I',
'ì' => 'i',
'Í' => 'I',
'í' => 'i',
'¼' => '',
'¾' => '',
'¿' => '',
'ñ' => 'n',
'Ñ' => 'N',
'Ò' => 'O',
'ò' => 'o',
'Ö' => 'O',
'Õ' => 'O',
'Ó' => 'O',
'ô' => 'o',
'ó' => 'o',
'õ' => 'o',
'ö' => 'o',
'Š' => 's',
'š' => 's',
'Û' => 'U',
'Ú' => 'U',
'Ü' => 'U',
'û' => 'u',
'ú' => 'u',
'ü' => 'u',
'Ý' => 'Y',
'ý' => 'y',
'Ž' => 'Z',
'ž' => 'z',
'€' => ''
);
Geoserv