ata” and
“flashdata” with the same name, because it’s the same thing.</p>
</li>
<li><p class="first">Check usage of session metadata</p>
<p>Previously, you could access the ‘session_id’, ‘ip_address’,
‘user_agent’ and ‘last_activity’ metadata items as userdata.
This is no longer possible, and you should read the notes about
<a class="reference external" href="../libraries/sessions.html#accessing-session-metadata">Session Metadata</a>
if your application relies on those values.</p>
</