1. ISBoxer has a "Diagnostics for game freezes" in its Help menu. Get this from the frozen game instance, and e-mail the file to
lax@lavishsoft.com.
2. *if* it is caused by interference from other software, then it may be helpful to see "Diagnostics for game crashes" as well --
http://isboxer.com/wiki/Diagnostics3. *if* it is caused by custom Mapped Keys in your configuration, then it would be useful to see your configuration in order to point out what to change. This is the least likely, as you would have to specifically use Do Mapped Key Actions to set up an infinite loop -- if you have no idea how to do this, I don't need to see your configuration... otherwise,
http://isboxer.com/wiki/Configuration_Sharing