Yeah, what he said. The thing thast's not obvious at the start with Please Wait screens is that you have to assign a time period to them on the remote that corresponds to the time it takes to run the macro on the processor.
Once the system macro has started, it runs, but the remote doesn't wait until it's done to move on.
A good answer is easier with a clear question giving the make and model of everything. "The biggest problem in communication is the illusion that it has taken place." -- G. “Bernie” Shaw