Error code - TCE_1012

The error is reported if you have selected a test object in the test structure in Test Designer and click Open source model Open source model in the Start tab bar.

Error message

The model associated with the test node is already open.

Cause

The source model is already open. This happens if you have previously opened the source model for a different test object that has an occurrence in the same model.

Solution

Click OK in the dialog and then click in the tab for the open model.