A coldfix was provided to the client to prevent future occurrences of smartaction emails being re-processed.
Additionally, kindly also perform an archiving of the old emails in the mailbox. The steps are as follows:-
1. Stop K2 blackpearl server service.
2. Archive the older mails from the SmartActions account.
3. Ensure that the mails does not stay in the inbox.
4. Start the K2 blackpearl server service.