FIX: "Catastrophic Failure" Error Message When You Use adPromptAlways to Connect to SQL Server 2000

When you use the adPromptAlways constant to open a connection to SQL Server 2000, the user receives the following error message: This problem occurs when you use a trusted connection to SQL Server 2000.

NOTE: This problem does not occur with Microsoft SQL Server 7.0.

To work around this problem, do not use adPromptAlways, and pass the information in the connection string.

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

This bug was corrected in Microsoft Data Access Components (MDAC) 2.6 Service Pack 2 and MDAC 2.7. To download the latest version of MDAC, refer to the following Microsoft Web site:

Steps to Reproduce Behavior

1. Create a new Standard EXE project in Microsoft Visual Basic. Form1 is created by default.
2. On the Project menu, click Reference, and then select the Microsoft ActiveX Data Object 2.6 check box.
3. Add a CommandButton control and a TextBox control to Form1.
4. Add the following code to the Click event for the command button:

   Dim con As New ADODB.Connection
   con.Provider = "SQLOLEDB"
   con.Properties("Prompt") = adPromptAlways
   con.Open
   Text1.Text = con.ConnectionString
   					

5. Press the F5 key to run the application, and then click the command button.
6. In the SQL Server Login dialog box, follow these steps:
   1. Select the Use Trusted Connection check box.
   2. Select the SQL Server 2000 server, and then click Options.
   3. Click Database in the list. You receive the above-mentioned error message.