*** z3950_search.pl 2012-05-18 09:33:36.000000000 +0200 --- z3950_search.pl~ 2012-05-18 09:32:58.000000000 +0200 *************** *** 115,121 **** my @oResult; my @errconn; my $s = 0; ! my $query=""; my $nterms; if ($isbn || $issn) { $term=$isbn if ($isbn); --- 115,121 ---- my @oResult; my @errconn; my $s = 0; ! my $query; my $nterms; if ($isbn || $issn) { $term=$isbn if ($isbn);