EM13c, EM12c: SSH Key Credential Test Fails: Failed to launch process: java.net.ConnectException: Connection refused
(Doc ID 2300398.1)
Last updated on JANUARY 25, 2024
Applies to:
Enterprise Manager Base Platform - Version 12.1.0.1.0 and laterInformation in this document applies to any platform.
Symptoms
Enterprise Manager Cloud Control 12c or 13c:
Testing or using an SSH Key credential fails with the error message: Failed to launch process: java.net.ConnectException: Connection refused
The issue may be constant or intermittent - the credential may work sometimes.
The SSH Key credential works on the command line.
The following entry appears in <agent_inst>/sysman/log/gcagent.log:
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| Solution A: Allow sshd to listen on IPv4 and IPv6 addresses |
| Solution B: Force agent to prefer IPv4 addresses (this requires an agent restart) |
| Solution C: Force agent to use a different hostname (and/or port) for ssh key credentials (does not require an agent restart) |
| References |