Via Bird Flu Information Corner, a translated report from Pikiran Rakyat:
Purwokerto, Central Java ::: Bird flu virus attacks vaccinated chickens. Excerpt:
Bird flu H5N1 attacked hundred thousands of layer chickens in several farms in Kabupaten Banyumas, Cental Java. Infected chickens had received avian influenza vaccination.
Bird flu massive attack was distributed evenly in Sumbang, Karanglewes, Kedungbanteng Serat and Cilongok within weeks.
The story goes on to say that the virus didn't kill the vaccinated chickens, but suppressed egg production.