https://communities.bentley.com/products/ram-staad/f/ram-staad-forum/240519/interface-not-registeredI wrote Open Staad code in Excel VBA and worked perfectly fine. Later on I have tried to run it again I got the following error message The error pointing to this statement in my code: Set geometry = objOpenSTAAD.geometry What is the problem anden-USTelligent Community 12https://communities.bentley.com/thread/749585?ContentTypeID=1Tue, 17 Jan 2023 03:54:03 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:5de5e96a-df21-4aee-9eba-b5158589278cShreyanka Bhattacharjee<p>Can you please check the reference whether it is added properly or not?</p> <p>Also can you please download the registry file from below link and add in your system as mentioned?</p> <p>&nbsp;<a href="https://communities.bentley.com/products/ram-staad/m/structural_analysis_and_design_gallery/273504">OpenSTAAD Registry file</a>&nbsp;</p><div style="clear:both;"></div>