"Retried creating send definition"error when sending to reports with Campaign members
|Knowledge Article Number||000213917|
This error appears when the integration is unable to find the ContactID or LeadID field within the Campaign Page Layout. These fields are required when sending through the integration, so that the Marketing Cloud system can distinguish subscribers from one another.
Add fields to the Campaign Page Layout
1. Click Setup.
2. Click Edit the Campaign page layout.
3. Scroll to the "Campaign Members" section, and then click the wrench icon.
4. Drag "Contact ID" and "Lead ID" onto the layout.
5. Click Save.