SEVERE: A message body writer for Java class nilsnett.chinese.backend.BusinessObject, and Java type class nilsnett.chinese.backend.BusinessObject, and MIME media type application/json was not found Jan 31, 2013 11:01:43 AM com.sun.jersey.spi.container.ContainerResponse write SEVERE: The registered message body writers compatible with the MIME media type are: application/json -> com.sun.jersey.json.impl.provider.entity.JSONJAXBElementProvider$App com.sun.jersey.json.impl.provider.entity.JSONArrayProvider$App com.sun.jersey.json.impl.provider.entity.JSONObjectProvider$App com.sun.jersey.json.impl.provider.entity.JSONRootElementProvider$App com.sun.jersey.json.impl.provider.entity.JSONListElementProvider$App */* -> com.sun.jersey.core.impl.provider.entity.FormProvider com.sun.jersey.core.impl.provider.entity.MimeMultipartProvider com.sun.jersey.core.impl.provider.entity.StringProvider com.sun.jersey.core.impl.provider.entity.ByteArrayProvider com.sun.jersey.core.impl.provider.entity.FileProvider com.sun.jersey.core.impl.provider.entity.InputStreamProvider com.sun.jersey.core.impl.provider.entity.DataSourceProvider com.sun.jersey.core.impl.provider.entity.XMLJAXBElementProvider$General com.sun.jersey.core.impl.provider.entity.ReaderProvider com.sun.jersey.core.impl.provider.entity.DocumentProvider com.sun.jersey.core.impl.provider.entity.StreamingOutputProvider com.sun.jersey.core.impl.provider.entity.SourceProvider$SourceWriter com.sun.jersey.server.impl.template.ViewableMessageBodyWriter com.sun.jersey.json.impl.provider.entity.JSONJAXBElementProvider$General com.sun.jersey.json.impl.provider.entity.JSONArrayProvider$General com.sun.jersey.json.impl.provider.entity.JSONObjectProvider$General com.sun.jersey.core.impl.provider.entity.XMLRootElementProvider$General com.sun.jersey.core.impl.provider.entity.XMLListElementProvider$General com.sun.jersey.json.impl.provider.entity.JSONRootElementProvider$General com.sun.jersey.json.impl.provider.entity.JSONListElementProvider$General