本人写了一段小代码,运行时出现"错误3705","打开对象时不允许操作"的错误,请大侠们帮助解决,十分感谢!在线等!!!
Option Explicit
Dim rs1 As New ADODB.Recordset, rs2 As New ADODB.Recordset     '定义数据集对象
Dim cnn As New ADODB.Connection     '定义数据连接
Dim i As Integer     '定义整型变量
Dim blnAdd As Boolean
Dim myval As Long

Private Sub Command1_Click()
rs2.Open "select * from 清单 where ID='" & Text1.Text & "'", cnn, adOpenKeyset, adLockOptimistic
    rs2.Fields("特征A1") = Combo1.Text
    rs2.Fields("特征B1") = Combo2.Text
    rs2.Fields("特征C1") = Combo3.Text
    rs2.Fields("特征D1") = Combo4.Text
    rs2.Fields("特征E1") = Combo5.Text
    rs2.Fields("特征F1") = Combo6.Text
    rs2.Fields("特征G1") = Combo7.Text
    rs2.Fields("特征H1") = Combo8.Text
    rs2.Fields("特征I1") = Combo9.Text
    rs2.Fields("特征J1") = Combo10.Text
    rs2.Update
rs2.Close
Unload Me
End Sub
Private Sub Form_Load()    '数据库连接
Text1.Text = 清单查询.Text1.Text
    cnn.Open "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=清单库.mdb;Persist Security Info=False"
    rs1.Open "清单 order by ID='" & Text1.Text & "'", cnn, adLockOptimistic
    'rs1.Refresh
    Text2.Text = rs1.Fields("项目名称")
    Text3.Text = rs1.Fields("单位")
   
    If rs1.Fields("特征A") <> "" Then
        Label1.Caption = rs1.Fields("特征A")
    Else
        Label1.Caption = ""
        Combo1.Visible = False
        'Label4.Caption = ""
    End If
    If rs1.Fields("特征B") <> "" Then
        Label2.Caption = rs1.Fields("特征B")
    Else
        Label2.Caption = ""
        Combo2.Visible = False
        'Label15.Caption = ""
    End If
    If rs1.Fields("特征C") <> "" Then
        Label3.Caption = rs1.Fields("特征C")
    Else
        Label3.Caption = ""
        Combo3.Visible = False
        'Label18.Caption = ""
    End If
    If rs1.Fields("特征D") <> "" Then
        Label4.Caption = rs1.Fields("特征D")
    Else
        Label4.Caption = ""
        Combo4.Visible = False
        'Label19.Caption = ""
    End If
    If rs1.Fields("特征E") <> "" Then
        Label5.Caption = rs1.Fields("特征E")
    Else
        Label5.Caption = ""
        Combo5.Visible = False
        'Label20.Caption = ""
    End If
    If rs1.Fields("特征F") <> "" Then
        Label6.Caption = rs1.Fields("特征F")
    Else
        Label6.Caption = ""
        Combo6.Visible = False
        'Label21.Caption = ""
    End If
    If rs1.Fields("特征G") <> "" Then
        Label7.Caption = rs1.Fields("特征G")
    Else
        Label7.Caption = ""
        Combo7.Visible = False
        'Label22.Caption = ""
    End If
    If rs1.Fields("特征H") <> "" Then
        Label8.Caption = rs1.Fields("特征H")
    Else
        Label8.Caption = ""
        Combo8.Visible = False
        'Label23.Caption = ""
    End If
    If rs1.Fields("特征I") <> "" Then
        Label9.Caption = rs1.Fields("特征I")
    Else
        Label9.Caption = ""
        Combo9.Visible = False
        'Label24.Caption = ""
    End If
    If rs1.Fields("特征J") <> "" Then
        Label10.Caption = rs1.Fields("特征J")
    Else
        Label10.Caption = ""
        Combo10.Visible = False
        'Label25.Caption = ""
    End If
   
   
    For i = 1 To 10
    If rs1.Fields("特征A" & i) <> "" Then
        Combo1.AddItem rs1.Fields("特征A" & i).Value
    End If
    If rs1.Fields("特征B" & i) <> "" Then
        Combo2.AddItem rs1.Fields("特征B" & i).Value
    End If
    If rs1.Fields("特征C" & i) <> "" Then
        Combo3.AddItem rs1.Fields("特征C" & i).Value
    End If
    If rs1.Fields("特征D" & i) <> "" Then
        Combo4.AddItem rs1.Fields("特征D" & i).Value
    End If
    If rs1.Fields("特征E" & i) <> "" Then
        Combo5.AddItem rs1.Fields("特征E" & i).Value
    End If
    If rs1.Fields("特征F" & i) <> "" Then
        Combo6.AddItem rs1.Fields("特征F" & i).Value
    End If
    If rs1.Fields("特征G" & i) <> "" Then
        Combo7.AddItem rs1.Fields("特征G" & i).Value
    End If
    If rs1.Fields("特征H" & i) <> "" Then
        Combo8.AddItem rs1.Fields("特征H" & i).Value
    End If
    If rs1.Fields("特征I" & i) <> "" Then
        Combo9.AddItem rs1.Fields("特征I" & i).Value
    End If
    If rs1.Fields("特征J" & i) <> "" Then
        Combo10.AddItem rs1.Fields("特征J" & i).Value
    End If
    Next i
    'Unload Me
End Sub

补充附件

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rs 没关闭，cn没打开呵呵检查检查

谢谢,问题解决了,是"rs 没关闭，cnn没有及时关闭"引起的.