if ( from.getDetails().filteredSize() > 0 )
if ( from.getDetails() != null && from.getDetails().filteredSize() > 0 )
	protected void propagateHiddenValues(IObject from, IObject to) {		secSys.copyToken(from,to);		if ( from.getDetails().filteredSize() > 0 )		{			to.getDetails().addFiltered(from.getDetails().filteredSet());		}	}