FIX: ADODC Errors When RecordSet Property is set to NULL

• Microsoft Visual Basic Enterprise Edition for Windows, version 6.0

SYMPTOMS

Setting the RecordSet property on the ActiveX Data Control (ADO) DataControl to Nothing generates one of the following errors:

Run-time error '-2147217908 (80040e0c)': Method 'Refresh' of object 'IADODC' failed.

-or-

Run-time error '-2147417848 (80010108)': Method 'Recordset' of object 'IADODC' failed.

STATUS

Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article.

This bug was corrected in Visual Studio 6.0 Service Pack 3.

For more information about Visual Studio 6.0 Service Packs, please see the following articles in the Microsoft Knowledge Base:


Q194022 INFO: Visual Studio 6.0 Service Packs, What, Where, Why

Q194295 HOWTO: Tell That Visual Studio 6.0 Service Packs Are Installed

MORE INFORMATION

Steps to Reproduce Behavior

1. Start Visual Basic 6.0 and create a new Standard EXE project. Form1 is created by default.



2. Add the following Project Component:




   Microsoft ADO Data Control 6.0 (OLEDB) 

3. Paste the following code into the default form:

   
      Private Sub Form_Load()
   
      Adodc1.ConnectionString = "Provider=Microsoft.Jet.OLEDB.3.51;" & _
        "Data Source=C:\Program Files\Microsoft Visual Studio\VB98\Nwind.mdb"
      Adodc1.RecordSource = "SELECT * FROM Employees"
      Adodc1.Refresh
      MsgBox Adodc1.Recordset("LastName")
   
      'Error occurs on this line:
      Set Adodc1.Recordset = Nothing
   
   End Sub
    

REFERENCES

(c) Microsoft Corporation 1999, All Rights Reserved. Contributions by Matthew Hofacker, Microsoft Corporation.

Additional query words:

Keywords : kbservicepack kbCtrl kbVBp600fix kbVS600sp2 kbVS600SP1 kbVS600sp3fix kbGrpVBDB
Version : WINDOWS:6.0
Platform : WINDOWS
Issue type : kbbug