IEGetObjByID - no match

[Only registered and activated users can see links. Click Here To Register...]

CODE

Code:

$IE = _IECreate("")
_IENavigate($IE, "http://oauth.tim-lange.org/", 1)
$grantB = _IEGetObjById($IE, "submit")
_IEAction($grantB, "click")
_IELoadWait($IE)
Sleep(10000)
$userI = _IEGetObjById($IE, "user_login")
_IEFormElementSetValue($userI, $user)
$pwI = _IEGetObjById($IE, "user_password")
_IEFormElementSetValue($pwI, $pw)
$loginB = _IEGetObjById($IE, "oauth_submit")
_IEAction($loginB, "click")

Fehler

Code:

--> IE.au3 T3.0-1 Warning from function _IEGetObjById, $_IESTATUS_NoMatch (user_login)
--> IE.au3 T3.0-1 Error from function _IEFormElementSetValue, $_IESTATUS_InvalidDataType
--> IE.au3 T3.0-1 Warning from function _IEGetObjById, $_IESTATUS_NoMatch (user_password)
--> IE.au3 T3.0-1 Error from function _IEFormElementSetValue, $_IESTATUS_InvalidDataType
--> IE.au3 T3.0-1 Warning from function _IEGetObjById, $_IESTATUS_NoMatch (oauth_submit)
--> IE.au3 T3.0-1 Error from function _IEAction(click), $_IESTATUS_InvalidDataType

Irgendwie bin ich grad zu Dumm. Die ID m�sste doch stimmen, aber ich bekomm trotzdem ein Fehler.