diff --git a/system/libraries/Session.php b/system/libraries/Session.php
index 2c8a801..8ee08c5 100644
--- a/system/libraries/Session.php
+++ b/system/libraries/Session.php
@@ -317,7 +317,8 @@
 							'session_id'	=> md5(uniqid($sessid, TRUE)),
 							'ip_address'	=> $this->CI->input->ip_address(),
 							'user_agent'	=> substr($this->CI->input->user_agent(), 0, 120),
-							'last_activity'	=> $this->now
+							'last_activity'	=> $this->now,
+							'user_data'		=> ''
 							);
 
 
diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index e3f1277..005237e 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -121,6 +121,7 @@
 	<li>Fixed a bug (#8) - <samp>load_class()</samp> now looks for core classes in <samp>APPPATH</samp> first, allowing them to be replaced.</li>
 	<li>Fixed a bug (#24) - ODBC database driver called incorrect parent in __construct().</li>
 	<li>Fixed a bug (#85) - OCI8 (Oracle) database escape_str() function did not escape correct.</li>
+	<li>Fixed a bug (#344) - Using schema found in <a href="libraries/sessions.html">Saving Session Data to a Database</a>, system would throw error "user_data does not have a default value" when deleting then creating a session.</li>
 </ul>
 
 <h2>Version 2.0.3</h2>