[renyl@localhost kulong0105.github.io]$ bundle exec jekyll s
Configuration file: /home/renyl/Downloads/blog/kulong0105.github.io/_config.yml
Configuration file: /home/renyl/Downloads/blog/kulong0105.github.io/_config.yml
jekyll 3.3.1 | Error: Could not find a JavaScript runtime. See https://github.com/rails/execjs for a list of available runtimes.
[renyl@localhost kulong0105.github.io]$
I used and developed on the theme today, but couldn't find this issue. Updating to the latest gems (bundle install) and bundle exec jekyll serve should resolve your problem
phenomenon:
add two dep pkgs to fix the error info: ( refer to https://github.com/jekyll/jekyll/issues/2327)