if ($clean_note) { # only send email if note not empty
my $branch = Koha::Libraries->find( $issue->branchcode );
my $letter = C4::Letters::GetPreparedLetter (
module => 'circulation',
if ($clean_note) { # only send email if note not empty
my $branch = Koha::Libraries->find( $issue->branchcode );
my $letter = C4::Letters::GetPreparedLetter (
module => 'circulation',