[Koha] Error: Can't call method "append_fields" on an undefined value at /usr/local/share/perl/5.10.0/MARC/File/SAX.pm line 92.

[Abdullah Al-Modabber]

Hi

I am using koha 3 on ubuntu. Following error message displayed when I tried to 
import a marc record to database


Koha error
The following fatal error has occurred:
Can't call method "append_fields" on an undefined value at 
/usr/local/share/perl/5.10.0/MARC/File/SAX.pm line 92.

ApacheServer version: Apache/2.2.11 (Ubuntu) Server built:   Aug 16 2010 
17:45:31  

Koha3.00.00.107 
Koha DB3.0000107 
MySQLmysql  Ver 14.12 Distrib 5.0.75, for debian-linux-gnu (i486) using readline 
5.2  

OSLinux modabber-desktop 2.6.28-19-generic #66-Ubuntu SMP Sat Oct 16 17:39:04 
UTC 2010 i686 GNU/Linux  

Perl5.010000  
Please if any one can help me to solve the problem.

Abdullah-Al-Modabber
Deputy Librarian
Southeast University
Bangladesh