ECI notifications are returned to the user of the ECIRequest object.
Return code | Meaning |
---|---|
ECI_ERR_NULL_WIN_HANDLE | An asynchronous call was specified with the window handle set to 0. |
ECI_ERR_NULL_MESSAGE_ID | An asynchronous call was specified with the message identifier set to 0. |
ECI_ERR_NULL_SEM_HANDLE | A null semaphore handle was passed when a valid handle was required. |