The first thing that we recommend is that you wait for a couple of minutes. When you launch the program, it has several processes that it goes through. Depending on the performance of your computer, this may take a few minutes.
The second thing that we recommend is that you restart your computer. This will free up all resources that may have been used since the last time that you have restarted the computer.
The last thing that we recommend trying is to disable all unnecessary startup programs and services. Directions on how to do that can be found in this article:
How do I disable my startup programs? (KB000020)