PacketTracer 7.3 PKA File Association
If you are having trouble getting a PT 7.3 .pka file to launch, you may not have the file association set correctly on your PC. This video gives advice on how to resolve your issue.
If you are having trouble getting a PT 7.3 .pka file to launch, you may not have the file association set correctly on your PC. This video gives advice on how to resolve your issue.