JWP's Can't connect - Error: Cannot assign requested address: connect

Products

• CA Automic Workload Automation - Automation Engine
• CA Automic One Automation
• CA Automic Operations Manager
• CA Automic Oracle

Issue/Introduction

Java work process (JWP) fails to connect with the following error:

20200611/081105.758 - 55     U00003303 Could not establish a connection to Server 'NONPROD#WP002' (IP address: '10.80.220.131', Port: '0').
20200611/081105.758 - 55     U00045014 Exception 'java.net.BindException: "Cannot assign requested address: connect"' at 'sun.nio.ch.Net.connect0()'.
20200611/081205.805 - 53     U00003490 Connection to 'MSP0WAUTM004.CEAD.PRD:0' initiated, client connection '9'
20200611/081205.807 - 53     U00003303 Could not establish a connection to Server 'NONPROD#WP002' (IP address: '10.80.220.131', Port: '0').
20200611/081205.809 - 53     U00045014 Exception 'java.net.BindException: "Cannot assign requested address: connect"' at 'sun.nio.ch.Net.connect0()'.

Cause

In this special circumstance, the primary work process (PWP) hangs which block the Java work process (JWP) connection causing the failure 

Environment

Release : 12.0.X, 12.1.X, 12.2.X, 12.3.X

Component : AAUTEN

Resolution

Restart the primary work process (PWP)