PRB: Table Designer Error: Cannot Create or Open This Document (175803)

The information in this article applies to:

Microsoft Visual InterDev 1.0
Microsoft Visual Database Tools

This article was previously published under Q175803

SYMPTOMS

When you attempt to open the Table Designer, you receive one or more of the following errors:

Class not registered

-or-

Cannot create or open this document

-or-

Unable to open Table '<table name>'

CAUSE

The Visual Database Tools DLLs are not registered correctly or are not in the correct folder.

RESOLUTION

Make sure the following DLLs are located in the "\DevStudio\MSDesigners" folder and that each one is properly registered:

Mdtsd.dll
Mdtsssv.dll

To register the files, use Regsvr32. For example, to register "Mdtsd.dll," you would type the following into the Run dialog box from the Start menu:

regsvr32 "c:\Program Files\DevStudio\MSDesigners\mdtsd.dll"

STATUS

This problem has been resolved in Visual InterDev 6.0.

MORE INFORMATION

Steps to Reproduce Behavior

Open a Web project in Visual InterDev that contains a data connection. Right-Click a table in the Data View, and click Design.

If the Table Designer DLLs are not properly registered, one or more of the errors in the SYMPTOMS section above will appear.

REFERENCES

For the latest Knowledge Base articles and other support information on Visual InterDev and Active Server Pages, see the following page on the Microsoft Technical Support site:

http://support.microsoft.com/search/default.aspx?qu=vinterdev

Modification Type:	Major	Last Reviewed:	5/2/2006
Keywords:	kbDatabase kberrmsg kbprb KB175803