title: TimeMeasurementStart and End
body: <p>I have a problem with the time measure. I want to measure the productiontime. Time start before a assembler, where i put different agent together. On the picture you see the following issue.</p>
  
  <p><a href="https://i.stack.imgur.com/xa4qf.jpg" rel="nofollow noreferrer">error message</a></p>
  
  <p>Thank you in advance.</p>