Hello, your lock may be time-defined and its time has expired. You can contact the Bursa office. Good work"bursacopy":34nmae64" said:ideCAD Static 6 (Ver 6.0012) prg windows XP SP3 I installed on my computer but when I tried to open it<feature not found (H0031)> I'm getting the error prg can't run. I'm waiting for your help about my solution. I wish you success in your studies