Session Failures

[eluser]WanWizard[/eluser]
Is this the log from a single page request?

If so, check in your webserver logs what exactly is requested, since the logs shows three times

Code:

XSS Filtering completed
Global POST and COOKIE data sanitized
...

which suggests multiple requests.

Often, this is caused by using 'simple' rewrite rules, which simply rewrites all requests for items that do not exist (the -f and -d tests). This means that a missing image would cause a second call to index.php...