004+
005+ Warning: session_start(): Cannot find serialization handler 'igbinary' - session startup failed in %s/session_id_error4.php on line 15
006+ bool(false)
007+ string(0) ""
008+
009+ Warning: session_destroy(): Trying to destroy uninitialized session in %s/session_id_error4.php on line 17
010+ bool(false)
004- bool(true)
005- string(40) "%s"
006- bool(true)