Data Access has been discontinued. Please refer to this page for more information.

The Column Is Specified As a Backend Calculated But It Is Not a Primary Key Column

This article is relevant to entity models that utilize the deprecated Visual Studio integration of Telerik Data Access. The current documentation of the Data Access framework is available here.

This error occurs when the domain model contains a backend calculated column that is not a primary key.

Solution

To resolve this error, set the Autoinc attribute of the column to False:

  1. Double-click the error to open the Validation Dialog.
  2. Apply the automatic fix.