@@ -, +, @@ $ kshell k$ prove t/db_dependent/Koha/Object.t --- Koha/Object.pm | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/Koha/Object.pm +++ a/Koha/Object.pm @@ -638,7 +638,8 @@ sub from_api_mapping { my $to_api_mapping = $self->to_api_mapping; - unless ( $self->{_from_api_mapping} ) { + unless ( defined $self->{_from_api_mapping} ) { + $self->{_from_api_mapping} = {}; while (my ($key, $value) = each %{ $to_api_mapping } ) { $self->{_from_api_mapping}->{$value} = $key if defined $value; --