A bug was introduced with the 2.3.0 release and not discovered until recently.

Change the following files to fix.

Linux

/usr/local/open-audit/code_igniter/application/controllers/include_input_discoveries

/usr/local/open-audit/code_igniter/application/helpers/discovery_helper.php

Windows

c:\xampplite\open-audit\code_igniter\application\controllers\include_input_discoveries.php

c:\xampplite\open-audit\code_igniter\application\helpers\discovery_herlper.php

Search for:

if (isset($modules) and is_array($guests) and count($modules) > 0) {

Replace with:

if (isset($modules) and is_array($modules) and count($modules) > 0) {