my $sendmailProg = $self->param('sendmail') || $defaults{'sendmail'};
    open(MAIL,"|$sendmailProg -t") or  $fehler = 1;
        unless( $fehler ){
        print MAIL "To: ".$self->param('FeedbackEmpfaenger')."\n";
        print MAIL "Subject: ".$self->param('FeedbackBetreff')."\n\n";
        print MAIL "$sendText\n";
        close(MAIL) or $fehler = 1;
    }