http://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=906 --- Comment #14 from M. Tompsett <mtompset@hotmail.com> --- Having encountered horrific ISBN problems a while back, I get the feeling that warning people about bad ISBNs is the best we should do, because sometimes companies use invalid ISBNs. Anyone going to follow up on this? -- You are receiving this mail because: You are watching all bug changes.