[tex-live] requested

[Mohd Asrul Affendi Abdullah]

I used TExLive 2011 and i got problem when i use natbib package,,the error exists like 


! Package natbib Error: Bibliography not compatible with author-year citations.

(natbib)                Press <return> to continue in numerical citation style.


See the natbib package documentation for explanation.
Type  H <return>  for immediate help.

What i should to do..

Thank u
Regards,
asrul

MOHD ASRUL AFFENDI BIN ABDULLAH.
FACULTY SCIENCE,ART AND HERRITAGE,
86400,JALAN PARIT RAJA,
BATU PAHAT.
JOHOR