单据ID字段使用Bigint下推时报错

二次开发新增的单据，使用Bigint作为单据ID字段，在下推至销售出库单保存时报错如图：

错误详细堆栈如下，请大师 帮忙看看如何处理：
[{"operation":"SAL_OUTSTOCK.AfterConfirm.6"}]
发生时间：11:30:08
错误来源： Kingdee.BOS.ServiceHelper
错误信息：值对于 Int32 太大或太小。
===================================================
调用堆栈：
Server stack trace:
在 System.Convert.ToInt32(Int64 value)
在 System.Int64.System.IConvertible.ToInt32(IFormatProvider provider)
在 System.Convert.ChangeType(Object value, Type conversionType, IFormatProvider provider)
在 System.Convert.ChangeType(Object value, Type conversionType)
在 Kingdee.BOS.Orm.Metadata.DataEntity.DefaultGetSetValue.SetValue(DynamicObject obj, DynamicProperty property, Object oldValue, Object& newValue)
在 Kingdee.BOS.Orm.Metadata.DataEntity.DynamicProperty.SetValuePrivate(DynamicObject dataEntity, Object newValue)
在 Kingdee.BOS.Orm.Metadata.DataEntity.DynamicProperty.SetValueFast(DynamicObject dataEntity, Object newValue)
在 Kingdee.BOS.BusinessEntity.BusinessFlow.BusinessFlowInstanceEntity.set_TargetId(Int64 value)
在 Kingdee.BOS.App.Core.BusinessFlow.BusinessFlowTracker`1.BuildNewInstance(Row`1 articulationRow, String flowId, BusinessFlowTracker sourceTracker)
在 Kingdee.BOS.App.Core.BusinessFlow.BusinessFlowTracker`1.AddNewBusinessFlowInstance(Dictionary`2 dctNewInstances, Row`1 articulationRow, String flowId, BusinessFlowTracker sourceTracker)
在 Kingdee.BOS.App.Core.BusinessFlow.BusinessFlowTracker`1.AddBusinessFlowTrackers(Dictionary`2 dctNewInstances, Row`1 articulationRow, BusinessFlowTrackerCollection trackerRows, Dictionary`2 dctTrackerKeyByTarget, Dictionary`2& dctTrackerKeyBySource)
在 Kingdee.BOS.App.Core.BusinessFlow.BusinessFlowTracker`1.ApplyPrivate(AED`1 aed, BusinessFlowInstanceCollection newInstances)
在 Kingdee.BOS.App.Core.BusinessFlow.BusinessFlowTracker`1.Save(Sheets`1 sheets)
在 Kingdee.BOS.App.Core.BusinessFlow.BusinessFlowTrackerApply.Save(DynamicObject[] dataObjects, String operationNumber)
在 Kingdee.BOS.App.Core.Save.SaveConvertData(DynamicObject[] dataObject)
在 Kingdee.BOS.App.Core.Save.BeforeInvokeFormBusiness(DynamicObject[] objs)
在 Kingdee.BOS.App.Core.AbstractOprerationService.CallOperation(DynamicObject[]& objs)
在 Kingdee.BOS.App.Core.AbstractOprerationService.CallOperatinTransaction(DynamicObject[] objs)
在 Kingdee.BOS.App.Core.Save.CallOperatinTransaction(DynamicObject[] objs)
在 Kingdee.BOS.App.Core.AbstractOprerationService.DoExcete()
在 Kingdee.BOS.App.Core.AbstractOprerationService.Excute(DynamicObject[] dataEntities)
在 Kingdee.BOS.App.Core.AbstractSave.Excute(DynamicObject[] dataEntities)
在 Kingdee.BOS.App.Core.SaveService.Save(Context ctx, BusinessInfo info, DynamicObject[] dataEntities, OperateOption option, String operationNumber)
Exception rethrown at [0]:
在 Kingdee.BOS.ServiceHelper.BusinessDataServiceHelper.Save(Context ctx, BusinessInfo businessInfo, DynamicObject dataObject, OperateOption option, String operationNumber)
在 Kingdee.BOS.Model.Bill.BillModel.Save(OperateOption option)
在 Kingdee.BOS.Business.Bill.Operation.Save.ExecuteBillOperation(OperateOption option)
在 Kingdee.BOS.Business.Bill.Operation.Save.ExecuteSingleOperation(Object Id)
在 Kingdee.BOS.Core.DynamicForm.AbstractDynamicFormOperation.<>c__DisplayClass38.b__34(MessageBoxResult msgResult)
在 Kingdee.BOS.Web.DynamicForm.DynamicWebFormView.AfterConfirm(String id, Int32 returnOption)
在 Kingdee.BOS.Web.DynamicForm.DynamicWebFormController.AfterConfirm(String id, Int32 returnOption)
错误数据： System.Collections.ListDictionaryInternal