Connection to a SMTP server fails with"5.7.1 Client was not authenticated" error message in OnCommand Workflow Automation during workflow execution
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OnCommand Workflow Automation (WFA) - version independent
When attempting to execute a WFA workflow that connects to one or more SMTP servers, the following message may be seen which causes the workflow to fail:
The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.1 Client was not authenticated.