Characters International List after update

[rslemer]

// default charset
// default charset default value = 'UTF-8' or 'ISO-8859-1'
$default_charset = 'UTF-8';
$default_charset = strtoupper($default_charset); // DO NOT MODIFY THIS LINE, IT IS IMPORTANT

When I removed a line with a special character from list, system recreate when new ticket is processed from mail scanner...