eZPublish odoscope tab (admin interface) does not show any data shows the following message:
"Sorry, there is no data available"

Steps:
1. Installed extensions as described in INSTALL
2. Added the tracking pixel code in pagelayout.tpl
3. Activate de extension using a provided key
4. Create a couple of folder's and articles
5. Run "php runcronjobs.php updatelog" the following results were shown

Running extension/ezodoscope/cronjobs/ezupdatelog.php at: 28/03/2013 12:11 pm
Starting...
access.log file found at: /var/log/httpd/access_log
Now analyzing...
Uploading log-file...
Done.
Completing extension/ezodoscope/cronjobs/ezupdatelog.php at: 28/03/2013 12:11 pm
Elapsed time: 00:00:01

6. Waited for 24h before checking odoscope reports
7. Opened the odscope tab in admin in IE9

The "Sorry, there is no data available" is shown