[Koha] Context.pm ?

Any idea which module I am missing here ? root@ns2:/data/koha# ./intranet/scripts/misc/rebuildnonmarc.pl Can't locate C4/Context.pm in @INC (@INC contains: /etc/perl /usr/local/lib/perl/5.8.8 /usr/local/share/perl/5.8.8 /usr/lib/perl5 /usr/share/perl5 /usr/lib/perl/5.8 /usr/share/perl/5.8 /usr/local/lib/site_perl .) at ./intranet/scripts/misc/rebuildnonmarc.pl line 10. BEGIN failed--compilation aborted at ./intranet/scripts/misc/rebuildnonmarc.pl line 10. Regards, Hennie