2013-12-19 45 views
1

我正在使用.net开发Epicor上的自定义功能。我试图更新表,但是,我不知道为什么它不起作用。关闭应用程序后,这些字段保持相同的值。有什么我失踪?提前致谢!更新不会更改表格中的字段值

Dim adapterLaborDtlSearch As LaborDtlSearchAdapter = New LaborDtlSearchAdapter(HHWorkQueueForm) 
adapterLaborDtlSearch.BOConnect() 
LaborDtlDV = CType(oTrans.EpiDataViews("LaborDtl"), EpiDataView) 
Dim laborHedSeq As Integer = LaborDtlDV.dataView(LaborDtlDV.Row)("laborHedSeq") 
Dim laborDtlSeq As Integer = LaborDtlDV.dataView(LaborDtlDV.Row)("laborDtlSeq") 
Dim laborDtlSchDataSet As Data.DataSet = adapterLaborDtlSearch.GetData(laborHedSeq, laborDtlSeq) 
laborDtlSchDataSet.Tables("LaborDtl").Rows(0).BeginEdit 
laborDtlSchDataSet.Tables("LaborDtl").Rows(0).Item("LaborQty") = nedShiftQty.value 
laborDtlSchDataSet.Tables("LaborDtl").Rows(0).EndEdit 
laborDtlSchDataSet.Tables("LaborDtl").AcceptChanges 
adapterLaborDtlSearch.Update() 

这是更新方法的堆栈跟踪。

Exception caught in: Epicor.Mfg.BO.LaborDtlSearch 

Error Detail 
============ 
Message: This function is not allowed. 
Type: Error 
Program: bo/LaborDtlSearch/LaborDtlSearch.p 
Method: laborDtlBeforeUpdate 
Table: laborDtl 
Row: 
Field: 

Stack Trace 
=========== 
    at Epicor.Mfg.Proxy.LaborDtlSearchImpl.Update(LaborDtlSearchDataSet ds) 
    at Epicor.Mfg.UI.Adapters.LaborDtlSearchAdapter.Update() 
    at Script.updateTablesData() 

Inner Exception 
=============== 
ERROR condition: The Server application has returned an error. (7243) (7211) 

Inner Stack Trace 
================= 
    at Progress.Open4GL.DynamicAPI.Session.runProcedure(String requestID, String procedureName, ParameterSet parms, Boolean persistent, Boolean internal_Renamed, Int64 procId, MetaSchema localSchema, Int32 stateModel) 
    at Progress.Open4GL.DynamicAPI.Session.runStatelessProcedure(String requestID, String fullProcedureName, ParameterSet inparams, Object procId, MetaSchema localSchema, Int32 stateModel) 
    at Progress.Open4GL.DynamicAPI.PersistentProc.runTheProcedure(String requestID, String procedureName, ParameterSet parms, MetaSchema schema) 
    at Progress.Open4GL.DynamicAPI.PersistentProc.runProcedure(String procedureName, ParameterSet parms, MetaSchema schema) 
    at Epicor.Mfg.Core.CallContext.CallContextPersistentProc.runProcedure(String procedureName, ParameterSet parameters, MetaSchema metaSchema) 
    at Epicor.Mfg.Core.CallContext.ProxyHelper.CallMethod(String methodName, ParameterSet parameters, MetaSchema metaSchema, BLConnectionPool connPool, Session connection, PersistentProc persistProc, CallContextDataSet callContextDataSet) 
    at Epicor.Mfg.Proxy.LaborDtlSearchImpl.Update(LaborDtlSearchDataSet ds) 

回答

0

adapterLaborDtlSearch.Update()呼叫之后移动调用AcceptChanges

当调用AcceptChanges时,任何仍处于编辑模式的DataRow对象都会成功结束其编辑。 DataRowState也发生了变化:所有添加行和修改行都变为未更改,并删除了删除的行。

在尝试使用DbDataAdapter.Update方法更新DataSet后,通常会在DataTable上调用AcceptChanges方法。

http://msdn.microsoft.com/en-us/library/system.data.datatable.acceptchanges%28v=vs.110%29.aspx

+0

如果我提出的AcceptChanges的adapterLaborDtlSearch.Update后()在执行时调用它抛出一个错误“此功能是不允许的” 我已经编辑与抛出的堆栈跟踪的问题。 这可能与不允许更新的数据库有关吗?任何丢失的配置.. – Marcos

+0

@Marcos:我不熟悉Epicor,但它看起来像你有更新表之前执行的方法,并且该方法导致错误。 –