@@ -, +, @@ --- C4/Letters.pm | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/C4/Letters.pm +++ a/C4/Letters.pm @@ -803,7 +803,7 @@ sub _parseletter { # Work on a local copy of $values_in (passed by reference) to avoid side effects # in callers ( by changing / formatting values ) - my $values = { %$values_in }; + my $values = $values_in ? { %$values_in } : {}; if ( $table eq 'borrowers' && $values->{'dateexpiry'} ){ $values->{'dateexpiry'} = format_sqldatetime( $values->{'dateexpiry'} ); --