I was able to reproduce this "Heap Space" issue with 21269.dat on my WinXP 32bit test system (with 4GB RAM) within five minutes.
The solution is simple: you have to change the command line which is located in the "run.bat" batch file. I have to find out the best settings for the -Xmx and -Xms Java VM command line parameters.
The solution is simple: you have to change the command line which is located in the "run.bat" batch file. I have to find out the best settings for the -Xmx and -Xms Java VM command line parameters.