[TYPO3-mvc] edit and update Actions + hidden objects

[Roland]

>> When I changed the method to add  I got:
>>
>> Tx_Extbase_Persistence_Exception_TooDirty
>>
>> The uid "1244" has been modified, that is simply too much.
>
> i initaially also encountered this problem. but then, suddenly it woked
> - i think i cleared the TYPO3 cache (i don't remember 100%).

unfortunatelly it does not work as expected: calling the updateAction 
(for an hidden record) leads to this exception:

--- quote ---
#1251730701: The value must be of type 
"Tx_Mitgliederverwaltung_Domain_Model_User", but was of type "array".
--- /quote ---

> question: is there a better/cleaner way to handle not visible (hidden,
> starttime, endtime, etc.) records nowadays (TYPO3 4.7) in extbase?

would be really great.