* @exception E_INVALID_OPERATION The current state of the instance prohibits the execution of the specified operation. @n
* The enumerator is currently positioned before the first element or after the last element or the collection is modified after the enumerator is created.
* @exception E_SUCCESS The method is successful.
* @exception E_INVALID_OPERATION The current state of the instance prohibits the execution of the specified operation. @n
* The enumerator is currently positioned before the first element or after the last element or the collection is modified after the enumerator is created.
* @exception E_SUCCESS The method is successful.