When Salesforce Leads Sync into Marketo as “Users”: How to Troubleshoot This Oddity

In most Marketo–Salesforce integrations, sync issues fall into predictable categories—delays, permissions, or field mapping errors. But every once in a while, something stranger happens: Salesforce leads syncing into Marketo with the SFDC Type showing as “User.” At first glance, this looks like a system glitch. After all, Marketo should only be dealing with Leads, Contacts,…