No data flow service nodes are available
The following exception occurs when you start processing a data flow run: No data flow service nodes available.
Cause
The data flow service is not configured. To configure a data flow service, you must add at least one decision data node on the Data Flow tab of the Services landing page.
Solution
- In the header of Dev Studio, click .
- Click Add node.
- Select a node to become a decision data node.
- Click Submit.The status of the new node is set to JOINING.
- Click Refresh to ensure that the status of the
decision data node changes to NORMAL.
Data Flow tab on the Services landing page 
Previous topic Failure or performance issues when saving records to the database Next topic Troubleshooting Decision Data rules