Data Provider Integration Issues The Connect for ADO.NET integration into Visual Studio 2005 is no more supported in the installer. The developers can use the Administration Tool to integrate the installed data providers into Visual Studio 2005. To integrate the installed data providers into Visual Studio 2005: 1 Install Visual Studio according to the instructions in the product’s documentation. 2 Select the Administration Tool icon from the DataDirect Connect for ADO.NET 4.0 program group. 3 Select the Visual Studio Integration tab, then click the Install provider integration link. 4 Click Close. If you click the Install provider integration link before installing Visual Studio, a command shell window appears and displays the following error message: The code base does not exist.