@ -354,7 +354,8 @@ sub process {
}
# Ajax request to list users starting by a letter
elsif ( my $letter = $self->param('letter') ) {
elsif ( defined( $self->param('letter') ) ) {
my $letter = $self->param('letter');
my ($byUid);
print $self->header( -type => 'text/html; charset=utf8' );
$globalStorage->get_key_from_all_sessions(