custom graph problem

list Deepak Deore
Mon, 24 Jun 2013 17:52:14 +0530
Message-Id: <CABpN7iS15sXBwKJz4vwXio8arQAHNwbJZVAK8_aV1+_=Q=user-c3086884622a@xymon.invalid>

I have setup the graph which is showing no data. The output contains NCV
value and some detailed output after that, how rrd will get the data from
NCV value only and ignore other output?