Daily Archives: October 18, 2017

1 post

Identifier is null or empty error when adding stored procedure in entity framework data model

You can add database tables and stored procedures in your Entity Framework data model, but you may encounter an ArgumentException error in Visual Studio when adding a stored procedure: An exception of type ‘System.ArgumentException’ occurred while attempting to update from the database. The exception message is: ‘Identifier is null or empty’ The error message is confusing because the actual cause of this error is that the stored procedure does not have a return value. In […]