Bug 8709: Subfield 0 does not show in MARC detail in intranet

[koha.git] / catalogue / MARCdetail.pl

diff --git a/catalogue/MARCdetail.pl b/catalogue/MARCdetail.pl
index 0490076..72e6709 100755 (executable)
--- a/catalogue/MARCdetail.pl
+++ b/catalogue/MARCdetail.pl
@@ -177,7 +177,7 @@ for ( my $tabloop = 0 ; $tabloop <= 10 ; $tabloop++ ) {
 
             # loop through each subfield
             for my $i ( 0 .. $#subf ) {
-                $subf[$i][0] = "@" unless $subf[$i][0];
+                $subf[$i][0] = "@" unless defined $subf[$i][0];
                 next
                   if (
                     $tagslib->{ $fields[$x_i]->tag() }->{ $subf[$i][0] }->{tab}