1 Navigate to the /bin folder in your aPriori installation folder.

2 Open runStandaloneApriori.cmd in your favorite text editor (for example, Notepad++).

3 Find the line that starts:

4 Change to “4096” (or whatever the correct value is for your installation. Only change the numbers between the Xmx and the m.

5 Save the file and restart aPriori.