note 74416 added to function.main

Notice: main() [function.main]: The script tried to execute a method or access a property of an incomplete object. Please ensure that the class definition "clsUser" of the object you are trying to operate on was loaded _before_ unserialize() gets called or provide a __autoload() function to load the class definition in <file> on line 54 I'm getting this error when im trying to store an class in a session. Something like this: $_SESSION["clsUser"] = $this; ---- Server IP: 83.137.20.120 Probable Submitter: 82.92.75.228 ---- Manual Page -- http://www.php.net/manual/en/function.main.php Edit -- https://master.php.net/note/edit/74416 Del: integrated -- https://master.php.net/note/delete/74416/integrated Del: useless -- https://master.php.net/note/delete/74416/useless Del: bad code -- https://master.php.net/note/delete/74416/bad+code Del: spam -- https://master.php.net/note/delete/74416/spam Del: non-english -- https://master.php.net/note/delete/74416/non-english Del: in docs -- https://master.php.net/note/delete/74416/in+docs Del: other reasons-- https://master.php.net/note/delete/74416 Reject -- https://master.php.net/note/reject/74416 Search -- https://master.php.net/manage/user-notes.php