On 11/22/07, Gerald B. Rosenberg <gbr at newtechlaw.com> wrote: > Its a Java command line switch. Try: > > java -Xms256m -Xmx384m -jar antlrworks-1.1.4.jar Great! I'm giving it a go now, will report back. (I realise that my trip to the memory shop is not going to be put off much longer though...*weep*) Steve