生产备料单分析报错

生产备料单有多行一起分析时，报如下错误：
单行逐一分析时没有问题，请总部分析一下原因

[{"operation":"PRD_PREPAREMTRL.MBIClick.tbAnalyse"}]
发生时间：14:12:14
错误来源： mscorlib
错误信息：已添加了具有相同键的项。
===================================================
调用堆栈：
Server stack trace:
在 System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)
在 Kingdee.K3.MFG.PRD.App.Core.PrepareMtrl.AbstractPrepareMtrlScopeAction.AddOneMaterialItemForTransOrg(PrepareMatrlPPbomlEntity prepareMtrlDetail, PPBomEntry ppBomEntryView, Int64 stockId)
在 Kingdee.K3.MFG.PRD.App.Core.PrepareMtrl.AbstractPrepareMtrlScopeAction.addMaterialItemForTransOrg(PrepareMatrlPPbomlEntity prepareMtrlDetail, PPBomEntry ppBomEntryView, List`1 lstScopeStockId)
在 Kingdee.K3.MFG.PRD.App.Core.PrepareMtrl.AbstractPrepareMtrlScopeAction.<>c__DisplayClass6.b__2(PrepareMatrlPPbomlEntity prepareMtrlDetail)
在 System.Collections.Generic.List`1.ForEach(Action`1 action)
在 Kingdee.K3.MFG.PRD.App.Core.PrepareMtrl.AbstractPrepareMtrlScopeAction.LoadData()
在 Kingdee.K3.MFG.PRD.App.Core.PrepareMtrlService.ExecuteActions(List`1 prepareMtrlActionList)
在 Kingdee.K3.MFG.PRD.App.Core.PrepareMtrlService.PrepareMtrlAnalyse(Context ctx, DynamicObject prepareMtrlData)
在 Kingdee.K3.MFG.PRD.App.Core.PrepareMtrlService.<>c__DisplayClass1.b__0(DynamicObject o)
在 System.Collections.Generic.List`1.ForEach(Action`1 action)
在 Kingdee.K3.MFG.PRD.App.Core.PrepareMtrlService.PrepareMtrlAnalyse(Context ctx, List`1 lstPrepareMtrlDatas)
在 Kingdee.K3.MFG.PRD.App.ServicePlugIn.PrepareMtrl.Analyse.BeginOperationTransaction(BeginOperationTransactionArgs e)
在 Kingdee.BOS.App.Core.PlugInProxy.OperationServicePlugInProxy.FireBeginOperationTransaction(BeginOperationTransactionArgs e)
在 Kingdee.BOS.App.Core.AbstractOprerationService.CallOperation(DynamicObject[]& objs)
在 Kingdee.BOS.App.Core.AbstractOprerationService.CallOperatinTransaction(DynamicObject[] objs)
在 Kingdee.BOS.App.Core.AbstractOprerationService.DoExcete()
在 Kingdee.BOS.App.Core.AbstractOprerationService.Excute(DynamicObject[] dataEntities)
Exception rethrown at [0]:
在 System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
在 System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
在 Kingdee.BOS.Contracts.IDoNothingService.DoNothingWithDataEntity(Context ctx, BusinessInfo info, DynamicObject[] dataEntities, String operationNumber, OperateOption option)
在 Kingdee.BOS.ServiceHelper.BusinessDataServiceHelper.DoNothingWithDataEntity(Context ctx, BusinessInfo info, DynamicObject[] dataEntities, String operationNumber, OperateOption option)
在 Kingdee.BOS.Business.DynamicForm.Operation.DoNothing.ExecuteOperation()
在 Kingdee.BOS.Core.DynamicForm.AbstractDynamicFormOperation.Operation(CallBackWfAfterOperation callbackwf, IOperationResult result)
在 Kingdee.BOS.Core.DynamicForm.AbstractDynamicFormOperation.Execute(InvokeFormOperation4WfParam param, CallBackWfAfterOperation callbackwf)
在 Kingdee.BOS.Web.DynamicForm.AbstractDynamicWebFormView.InvokeFormOperation(String operationNumber)
在 Kingdee.BOS.Business.DynamicForm.BusinessService.ExcuteOperation.DoAction(FormBusinessServiceArgs e)
在 Kingdee.BOS.Core.DynamicForm.FormBusinessServiceUtil.InvokeServices(IDynamicFormView view, Object source, IEnumerable`1 services, Int32 actionType, String activeEntity, DynamicObject activeRow, Int32 rowIndex)
在 Kingdee.BOS.Web.DynamicForm.BusinessServiceCaller.InvokeFormBusiness(IDynamicFormView view, Object source, List`1 formBusinessServices, Int32 actionType, String entityKey, Int32 row)
在 Kingdee.BOS.Web.DynamicForm.DynamicWebFormView.BarItemClick(String parentKey, String barItemKey, BarDataManager bar, Int32 bartype)
在 Kingdee.BOS.Web.DynamicForm.DynamicWebFormView.MainBarItemClick(String barItemKey)
在 Kingdee.BOS.Web.DynamicForm.DynamicWebFormController.MainBarItemClick(String itemKey, JSONArray postDatas)
错误数据： System.Collections.ListDictionaryInternal