The designer encountered an error while loading the table definition?

Question

I\'ve problem with Visual Studio 2012 Ultimate.

I inserted a \"Sql Server Database\", and when I try to \"Add new table\" after a while I get this problem

Answer 1

Follow these steps:

1. Right click on Data Connection
2. Click Add Connection
3. Select your Data Source
4. Browse to the existing database file on your system (e.g. C:\Users\pcname\Documents\databasefile.mdf)
5. Click on Test Connection
6. If connection succeeded then problem should be solved, otherwise try it after restarting Visual Studio