Hi, I am doing some database operation on GAE-JAVA using Objectify 3.0.1 through Deferedtask as follows,
class TaskOp implements DeferredTask, Serializable { @Override public void run() { try{ enq.setStatus(Constant.CANCELLED_ENQUIRY); objectify.put(enq); List<PackageConversationDTO> convList = objectify.query(PackageConversationDTO.class).filter("leadId", enq.getId()).list(); for(PackageConversationDTO convDto : convList) { convDto.setStatus(Constant.CANCELLED_TRIP_PACKAGE_CONVERSATION); objectify.put(convDto); } List<HolidayInvoiceDTO> list = objectify.query(HolidayInvoiceDTO.class).filter("tripId", enq.getId()).list(); for(HolidayInvoiceDTO holiday : list) { holiday.setStatus(Constant.INVOICE_GENERATED_THEN_TRIP_CANCELLED); objectify.put(holiday); } }catch (Exception e) { System.out .println("CommonRpcServiceImpl.cancelTripEnquiry(...).TaskOp.run() "+e.getMessage()); } } } try{ TaskOptions taskOpt = TaskOptions.Builder.withPayload(new TaskOp()); Queue defQueue = QueueFactory.getDefaultQueue(); defQueue.add(taskOpt); }catch (Exception e) { System.out.println("CommonRpcServiceImpl.cancelTripEnquiry() "+e.getMessage()); } It always throws this exception CommonRpcServiceImpl.cancelTripEnquiry() java.io.NotSerializableException: com.google.gwt.user.server.rpc.impl.StandardSerializationPolicy I make sure that all the object being used here are serializable. Thanks in advance Deepak Singh -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to google-appengine@googlegroups.com. To unsubscribe from this group, send email to google-appengine+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.