PHP Error. I don't know how to do, hope someone can help me
<pre><code>NOTICE
Message: unserialize() [function.unserialize]: Error at offset 311 of 355 bytes
File: /includes/classes/class.php
Line: 369
URL: ****
PHP-Version: 5.3.10
PHP-API: cgi-fcgi
MySQL-Cleint-Version: 5.1.49

Debug Backtrace:
#0 [internal function]: errorHandler(8, 'unserialize() [...', 'FILEPATH ...', 369, Array)
#1 /includes/classes/class.PlanetRessUpdate.php(369): unserialize('a:5:{i:0;a:5:{i...')
#2 /includes/classes/class.PlanetRessUpdate.php(358): ResourceUpdate-&gt;CheckPlanetBuildingQueue()
#3 /includes/classes/class.PlanetRessUpdate.php(95): ResourceUpdate-&gt;BuildingQueue()
#4 /includes/pages/game/class.AbstractPage.php(44): ResourceUpdate-&gt;CalcResource()
#5 /includes/pages/game/class.ShowOverviewPage.php(35): AbstractPage-&gt;__construct()
#6 /game.php(49): ShowOverviewPage-&gt;__construct()
#7 {main}
</code></pre>
