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Run the below query in your database and check if you get any workflow names.
Code Block theme Midnight select workflowname from jiraworkflows where descriptor like '%<arg name="class.name">org.swift.jira.cot%';
If you get any search results, it indicates the Create on Transition app is being used in that workflow(s).
Once you run the query in the database you will get the results similar as follow: