I was using Nintex o365 workflow on the migrated site from SharePoint on prem to SharePoint online. When the workflow started on the item, it was showing the following message, Error: Activity in progress. Retrying last request. Next attempt scheduled after <time>. Details of last request: HTTP NotFound to https://<tenant&gt;.sharepoint.com/sites/<siteurl>/_api/web/lists(guid'<listguid>’)/Items(<itemguid>)?%24select=ID%2CTitle After a while, i found out that I need to activiate feature “Workflows can use … Continue reading Error: Activity in progress. Retrying last request. Next attempt scheduled after