[JENKINS-52002] GitHub Plugin branch tags handling incorrect

The github plugin does not correctly handle a project where there are no branch tags.

This example of the bug is in group of projects sharing a common config, and some of the projects contain branch and release tags, while others do not.

Plugin traceback attached. Screenshot of typical plugin config attached.

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Originally reported by alt_jmellor, imported from: GitHub Plugin branch tags handling incorrect

• status: Open
  
• priority: Minor
  
• component(s): github-branch-source-plugin
  
• resolution: Unresolved
  
• votes: 0
  
• watchers: 1
  
• imported: 2025-12-02
  

Raw content of original issue

The github plugin does not correctly handle a project where there are no branch tags.

This example of the bug is in group of projects sharing a common config, and some of the projects contain branch and release tags, while others do not.

Plugin traceback attached.  Screenshot of typical plugin config attached.

2 attachments

- [Screenshot from 2018-06-18 08-35-43.png](https://issues.jenkins.io/secure/attachment/42902/Screenshot%20from%202018-06-18%2008-35-43.png)
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- [Screenshot from 2018-06-18 08-37-42.png](https://issues.jenkins.io/secure/attachment/42903/Screenshot%20from%202018-06-18%2008-37-42.png)
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