As from 1 January 2015 candidates for the APE must log a minimum of 3,300 in their logbook which is assessed in Stage 1 of the APE. See here for information about the AACA log book.
The log book may be downloaded from here.
If you completed your log book prior to 20 November 2014 when the revised logbook was uploaded you should contact the Architects Registration Board in your State or Territory.