public void Execute(IPCBIWindow PCBI_Host) { PCBI_Host.LoadODBJob(@"D:\jobs\examples\odbjob"); //this works only if the location exists and the folder contains an odb++ design! IStep step = PCBI_Host.GetStep("pcb"); //the step name must be correct to find the step with this method. if (step == null) { return; } step.ActivateStep(); }