TestStand Error -17502 Using Automation Server

Updated Nov 13, 2018

Reported In


  • TestStand

Issue Details

Why am I seeing following error using automation server with the ActiveX/COM adapter in TestStand?

Error Code: -17502
Class not registered, System Level Exception.


In order to avoid this error, configure the ActiveX/COM adapter to use Late Binding:

  1. From the TestStand sequence editor, click Configure»Adapters.

  2. Select the ActiveX/COM Adapter from the list and click Configure.


  3. Make sure that Use Late Binding is checked and click OK.


  4. Click Done on the Adapter Configuration Dialog and restart the sequence editor.