Maybe you have a problem with something else.Is your OS(operating system) Windows 7 and your PT version8 ?If so, try downloading version 7. I hope that is help you. 

Hi, every oneIn my previous answer, when I opened the PT program, I disconnected my internet connection, and then the program would run easilyHowever, I can't modify the settings of any device I set up in the network, however ...I want to say that th...

Hi colmhHave you tried to disconnect the Internet and then run the PT ?I tried it and it worked .But I am not sure that the success is complete because I tried to configure of the end devices (as IP pc) properties, but a black window appears I don't ...