我的代码给出了以下错误。我该如何纠正?
在与请求的名称或序号对应的集合中找不到项目
ElseIf Me.chkItem.Checked = True Then
Dim CheckNumber As String = ""
Dim CheckRef As String = ""
dsvoucheritem.Clear()
DSVoucher_Expense.Clear()
DSVoucher_Check.Clear()
Try
Me.lstCV.Items.Clear()
strDiscount = Nothing
rec.Open("select billpaymentcheckline.txnnumber, billpaymentcheckline.txndate" _
& ", billpaymentcheckline.payeeentityreffullname" _
& ", billpaymentcheckline.amount, billitemline.itemlineitemreffullname" _
& ", billitemline.memo" _
& ", billpaymentcheckline.appliedtotxndiscountamount" _
& ", billpaymentcheckline.appliedtotxnrefnumber, billpaymentcheckline.bankaccountreffullname" _
& ", billpaymentcheckline.appliedtotxndiscountaccountreffullname" _
& ", billpaymentcheckline.appliedtotxntxndate, billpaymentcheckline.appliedtotxnamount" _
& ", billpaymentcheckline.refnumber, account.AccountNumber from (billitemline inner join" _
& " billpaymentcheckline on billitemline.refnumber=billpaymentcheckline.appliedtotxnrefnumber) left outer join" _
& " account on billitemline.APAccountreflistid=account.listid where" _
& " billpaymentcheckline.bankaccountreflistid='" &Me.lblBankID.Text & "' and" _
& " billpaymentcheckline.refnumber between '" & CInt(Me.txtRefFR.Text)
& "' and '" & CInt(Me.txtRefTO.Text) & "'", con, ADODB.CursorTypeEnum.adOpenForwardOnly, ADODB.LockTypeEnum.adLockReadOnly)