https://community.cloudera.com/t5/Support-Questions/Setting-Stateful-Variables-Initial-Value-in-UpdateAttributes/m-p/208802#M170759 <P>I gave setting that text field to 0 a try. It made no difference. I am using LogAttribute to log the attributes before and after the UpdateAttribute and the one before the UpdateAttribute never shows the attribute "theCount". The one after UpdateAttribute shows:</P><PRE>FlowFile Attribute Map Content Key: 'filename' Value: '6904754831116' Key: 'theCount' Value: '' Key: 'path' Value: './' </PRE> Thu, 15 Jun 2017 00:19:46 GMT ericw 2017-06-15T00:19:46Z