Fix initial set of bugs pointed on mailing list

[spider.git] / perl / DXCommandmode.pm

diff --git a/perl/DXCommandmode.pm b/perl/DXCommandmode.pm
index 94c836344e54df81cdf098f4e3719a9940c0ee75..3eb9a1c6ce7ff153bebb30db4affbc9cf59dc227 100644 (file)
--- a/perl/DXCommandmode.pm
+++ b/perl/DXCommandmode.pm
@@ -920,9 +920,9 @@ sub format_dx_spot
        my $t = ztime($_[2]);
        my $loc = '';
        my $clth = $self->{consort} eq 'local' ? 29 : 30;
-       my $comment = substr $_[3], 0, $clth; 
+       my $comment = substr (($_[3] || ''), 0, $clth);
        $comment .= ' ' x ($clth - length($comment));
-       if ($self->{user}->wantgrid) { 
+       if ($self->{user}->wantgrid) {
                my $ref = DXUser->get_current($_[4]);
                if ($ref) {
                        $loc = $ref->qra || '';