To increase virtual memory / paging in Windows XP:
Go to:
>> “Control Panel” >> “System”.
Control Panel
>> “Advanced” >> Under “Performance” label, click the “Settings” button.
Advanced
>> In the new window, navigate into “Advanced” tab. Under “Virtual Memory” label click the “Change” button.
Virtual Memory
>> Select “System Managed Size” and click the “Set” button and “OK”.
System Managed Size
Restart the computer for the settings take effect.