@@ -, +, @@ login --- C4/Koha.pm | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) --- a/C4/Koha.pm +++ a/C4/Koha.pm @@ -1241,6 +1241,9 @@ sub GetNormalizedISBN { my ($isbn,$record,$marcflavour) = @_; my @fields; if ($isbn) { + # Koha attempts to store multiple ISBNs in biblioitems.isbn, separated by " | " + # anything after " | " should be removed, along with the delimiter + $isbn =~ s/(.*)( \| )(.*)/$1/; return _isbn_cleanup($isbn); } return undef unless $record; --