Thank you Matt. Now I understand that we can't replay at GetFile as it has no inbound connection to insert a FlowFile. As for PutSFTP replay, initially I routed "failure" & "reject" relationships to LogAttribute, that's why I didn't see any "DROP" event in PutSFTP to replay. So, I changed PutSFTP to auto terminate "failure", simulated intermittent connection failure, and then I could replay the "DROP" event which resulted in a successful "SEND" event. ... View more