How to resolve WinError: 10061 opening Sagent Design Studio or Data Flow Service

Product Feature: Data Flow Server
 

Issue

Get WinError: 10061 by opening Sagent Design Studio or starting Sagent Data Flow Service.

Cause

Cannot start Sagent Design Studio and Sagent Data Flow Service DFS due to Sagent license expiring.

Resolution

UPDATED: April 28, 2017
The Sagent license is expired. Need to check license in Sagent Admin and run Sagent install to update with new valid Sagent key.