[Koha] Can't call method "subfield" on an undefined value at /usr/share/koha/lib/C4/Biblio.pm line 2919.

Can anyone help us on this? thanks in advance. http://koha.1045719.n5.nabble.com/file/n5718221/software_error_line_2919.jpg -- View this message in context: http://koha.1045719.n5.nabble.com/Can-t-call-method-subfield-on-an-undefined... Sent from the Koha-general mailing list archive at Nabble.com.