生成下级生产订单报错

CLOUD 3.0 生产订单生成下级生产订单报错：
发生时间：09:12:55
错误来源： Kingdee.K3.MFG.ENG.App.Core
错误信息：Object reference not set to an instance of an object.
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调用堆栈：
at Kingdee.K3.MFG.ENG.App.Core.BomExpand.ImplMem.ForwardAction.ResultPolicy.ResultCalcQtyPolicy.Execute(IEnumerable`1 dataEntities)
at Kingdee.K3.MFG.ENG.App.Core.BomExpand.ImplMem.BomExpandMemStrategy.AddBomChildToResult(Context ctx, DynamicObject bomExpandDataObject, BomExpandResult bomExpandRow, BomView bomBillDataView, BomExpandOption option)
at Kingdee.K3.MFG.ENG.App.Core.BomExpand.ImplMem.BomExpandMemStrategy.DoBomExpandCore(Context ctx, DynamicObject bomExpandDataObject, IEnumerable`1 bomExpandRows, BomExpandOption option, Boolean isParent)
at Kingdee.K3.MFG.ENG.App.Core.BomExpand.ImplMem.BomExpandMemStrategy.DoBomExpand()
at Kingdee.K3.MFG.ENG.App.Core.BomExpandMemService.ExpandBomForward(Context ctx, List`1 lstBomOpenSource, MemBomExpandOption option)
at Kingdee.K3.MFG.ENG.App.Core.BomQueryService.GetBomQueryForwardResult_ForPSV(Context ctx, List`1 sourceData, MemBomExpandOption_ForPSV option)
at Kingdee.K3.MFG.ENG.App.Core.BomQueryService.GetBomQueryForwardResult_ForPSVConvert(Context ctx, List`1 sourceData, MemBomExpandOption_ForPSV option)
at Kingdee.K3.MFG.ServiceHelper.ENG.BomQueryServiceHelper.GetBomQueryForwardResult_ForPSVConvert(Context ctx, List`1 sourceData, MemBomExpandOption_ForPSV option)
at Kingdee.K3.MFG.ENG.Business.PlugIn.DynamicForm.ProductStructureView.FillBomChildData()
at Kingdee.K3.MFG.ENG.Business.PlugIn.DynamicForm.ProductStructureView.DoRefresh(Func`1 preAction)
at Kingdee.K3.MFG.ENG.Business.PlugIn.DynamicForm.ProductStructureView.BeforeBindData_ForMO(EventArgs e)
at Kingdee.BOS.Core.DynamicForm.PlugIn.DynamicFormViewPlugInProxy.FireBeforeBindData(EventArgs e)
at Kingdee.BOS.Web.DynamicForm.AbstractDynamicWebFormView.UpdateView()
at Kingdee.BOS.Web.DynamicForm.DynamicWebFormView.LoadData()
at Kingdee.BOS.Web.DynamicForm.DynamicWebFormController.LoadData()
错误数据： System.Collections.ListDictionaryInternal