NM_OUTOFMEMORY  6YEX52 

The NM_OUTOFMEMORY notification message notifies the parent window of a control that the control could not complete an operation because there was not enough memory available. NM_OUTOFMEMORY is sent in the form of a WM_NOTIFY1MZT7BR message.

NM_OUTOFMEMORY

pnmh = (NMHDR FAR *) lParam;