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WebLogic Server Support Pattern: Troubleshooting SSL Configuration and Node Manager Issues (Doc ID 1088993.1)

Last updated on MARCH 07, 2025

Applies to:

Oracle WebLogic Server - Version 6.1 and later
Information in this document applies to any platform.



Purpose

 

This document is a support pattern describing how to troubleshoot and resolve Node Manager startup failures that happen due to incorrectly configured SSL security.

Problem Description

Managed server using Node Manager does not start when using certificates.

Problem Troubleshooting

Please note that not all of the following items would need to be done. Some issues can be solved by only following a few of the items.

Troubleshooting Steps

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In this Document
Purpose
 Problem Description
 Problem Troubleshooting
Troubleshooting Steps
 Why does the problem occur?
 Why do we need certificates to start managed servers using node manager?
 How to create self-signed certificates and configure keystore?
 Steps to create self-signed certificates
 Steps to obtain a certificate from external certifying authority like Verisign
 Steps to obtain server certificate that has a non-standard intermediate and root certificate
 Steps to create self-signed certificates using CertGen (This applies for 8.1 SP4 +, i.e.,
8.1SP6, 9.2MP4, 10.0MP2, 10.3.4, 10.3.5 and later releases)
 Node Manager Setup
 Admin Server Setup
 Checklist for Troubleshooting Node Manager SSL Problems
 Common Problems and Resolutions
 Host name verification (Node Manager log)
 Incomplete certificate chain (Admin Server log)
 Managed server accepts the command from the admin but fails to start
 Node Manager exception (Admin Server log)
 BEA-000342 (Managed Server log)
 Date validation exception (Admin Server log)
 References
 Known Issues
 Need further help?
References

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