my $lse = $self->{lse} //= $self->{lei}->{sto}->search;
my $lms = $self->{-lms_ro} //= $self->{lei}->lms; # may be 0 or undef
my @oidbin = $lms ? $lms->name_oidbin($folder, $bn) : ();
my $lse = $self->{lse} //= $self->{lei}->{sto}->search;
my $lms = $self->{-lms_ro} //= $self->{lei}->lms; # may be 0 or undef
my @oidbin = $lms ? $lms->name_oidbin($folder, $bn) : ();