Thanks Tom - it turned out to be a total schoolboy error - the graph was continuing to run after the data capture was complete because I had not set the Run Options parameter to "Run to Completion".
Thanks again for your help Michael
Thanks Tom - it turned out to be a total schoolboy error - the graph was continuing to run after the data capture was complete because I had not set the Run Options parameter to "Run to Completion".
Thanks again for your help Michael