On the end-user machine, the following message might appear if the ArcGIS software cannot connect to the license manager:
The server (lmgrd) has not been started yet, or the wrong port@host or license file is being used, or the port or hostname in the license file has been changed. Feature: ARC/INFO Server Name: server1 License Path @server1 FLEXlm Error: -15, 10. System Error: 10061"WinSock: Connection refused."
There are two variations of this error.
Error 1
FLEXlm Error: -15, 10. System Error: 10061"WinSock: Connection refused."
Error 2
FLEXlm Error: -15, 29. System Error: 10061"Winsock: Connection refused."
Causes
The ArcGIS license manager is not running. This could be due to a number of reasons. Check the status of the license manager and restart the license service if required. View the debug log file for more information on errors.