Unknown version 3.4.0 for ruby on ubuntu-24.04 available versions for ruby on ubuntu-24.04: 1.9.3-p551, 2.0.0-p648, 2.1.9, 2.2.10, 2.3.0, 2.3.1, 2.3.2, 2.3.3, 2.3.4, 2.3.5, 2.3.6, 2.3.7, 2.3.8, 2.4.0, 2.4.1, 2.4.2, 2.4.3, 2.4.4, 2.4.5, 2.4.6, 2.4.7, 2.4.9, 2.4.10, 2.5.0, 2.5.1, 2.5.2, 2.5.3, 2.5.4, 2.5.5, 2.5.6, 2.5.7, 2.5.8, 2.5.9, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5, 2.6.6, 2.6.7, 2.6.8, 2.6.9, 2.7.0, 2.7.1, 2.7.2, 2.7.3, 2.7.4, 2.7.5, 3.0.0-preview1, 3.0.0-preview2, 3.0.0-rc1, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.1.0-preview1, 3.1.0, head, debug Make sure you use the latest version of the action with - uses: ruby/setup-ruby@v1 File an issue at https://github.com/ruby/setup-ruby/issues if would like support for a new version