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[JENKINS-58475] GitHub Plugin fails during handshake with Github server
Connecting the Github Plugin in Jenkins to our Github server fails with an Handshake issue "Unable to find acceptable protocols" when running Jenkins with the IBM Java SDK (https://developer.ibm.com/javasdk/downloads/sdk8/)
Please see the attached Jenkins.log for the stacktrace.
Originally reported by dbehm, imported from: GitHub Plugin fails during handshake with Github server
- assignee:
lanwen
- status: Open
- priority: Major
- component(s): github-plugin
- label(s): plugins
- resolution: Unresolved
- votes: 1
- watchers: 2
- imported: 2025-12-08
Raw content of original issue
Connecting the Github Plugin in Jenkins to our Github server fails with an Handshake issue "Unable to find acceptable protocols" when running Jenkins with the IBM Java SDK (https://developer.ibm.com/javasdk/downloads/sdk8/)
Please see the attached Jenkins.log for the stacktrace.
environment
Jenkins ver. 2.150.2<br/>
Github-Plugin 1.29.4<br/>
Ubuntu or RedHat Linux
