[Koha] Cant call method error

[MJ Ray]

Michael Were <mwereh at yahoo.com>
> Iam using koha 3.08.07.000  ubuntu 12.4LTS,iam getting the below error when trying to add items on catalogue or doing  circulation.
> 
> 1.Zebra is running
> 2.Rebuild of index done
> Help us solve.
> Can't call method "subfield" on an undefined value at /usr/share/koha/lib/C4/Biblio.pm

Can you export or share the bibliographic record involved?  Errors
in C4/Biblio.pm often expose some subtle error in the bibliographic
record or a hole in the error-catching... MARC is rather complex
and there seems always to be more ways to break it.

Regards,
-- 
MJ Ray (slef), member of www.software.coop, a for-more-than-profit co-op.
http://koha-community.org supporter, web and library systems developer.
In My Opinion Only: see http://mjr.towers.org.uk/email.html
Available for hire (including development) at http://www.software.coop/