Error: csv was loaded from the standard library, but will no longer be part of the default gems since Ruby 3.4.0

[xinbenlv]

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• Read the contributing instructions
• Update to the latest Gem version (run bundle update github-pages)

This issue affects

• The site generated by GitHub Pages
• Building sites locally

The GitHub Pages Gem is intended to help users replicate the GitHub Pages build environment locally. If your issue affects both the hosted version and the version previewed locally, you may be better suited reporting seeking support in other forums.

What did you do (e.g., steps to reproduce)

bundle exec jekyll serve

What did you expect to happen?

Successfully run local instance

What happened instead?

❯
bundle exec jekyll serve
/Users/zzn/.gem/ruby/3.3.0/gems/jekyll-3.9.3/lib/jekyll.rb:28: warning: csv was loaded from the standard library, but will no longer be part of the default gems since Ruby 3.4.0. Add csv to your Gemfile or gemspec. Also contact author of jekyll-3.9.3 to add csv into its gemspec.
To use retry middleware with Faraday v2.0+, install `faraday-retry` gem
jekyll 3.9.3 | Error:  undefined method `[]' for nil
/Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/logger.rb:384:in `level': undefined method `[]' for nil (NoMethodError)

    @level_override[Fiber.current] || @level
                   ^^^^^^^^^^^^^^^
	from /Users/zzn/.gem/ruby/3.3.0/gems/jekyll-3.9.3/lib/jekyll/log_adapter.rb:43:in `adjust_verbosity'
	from /Users/zzn/.gem/ruby/3.3.0/gems/jekyll-3.9.3/lib/jekyll/configuration.rb:157:in `config_files'
	from /Users/zzn/.gem/ruby/3.3.0/gems/jekyll-3.9.3/lib/jekyll.rb:113:in `configuration'
	from /Users/zzn/.gem/ruby/3.3.0/gems/jekyll-3.9.3/lib/jekyll/command.rb:43:in `configuration_from_options'
	from /Users/zzn/.gem/ruby/3.3.0/gems/jekyll-3.9.3/lib/jekyll/commands/serve.rb:89:in `start'
	from /Users/zzn/.gem/ruby/3.3.0/gems/jekyll-3.9.3/lib/jekyll/commands/serve.rb:75:in `block (2 levels) in init_with_program'
	from /Users/zzn/.gem/ruby/3.3.0/gems/mercenary-0.3.6/lib/mercenary/command.rb:220:in `block in execute'
	from /Users/zzn/.gem/ruby/3.3.0/gems/mercenary-0.3.6/lib/mercenary/command.rb:220:in `each'
	from /Users/zzn/.gem/ruby/3.3.0/gems/mercenary-0.3.6/lib/mercenary/command.rb:220:in `execute'
	from /Users/zzn/.gem/ruby/3.3.0/gems/mercenary-0.3.6/lib/mercenary/program.rb:42:in `go'
	from /Users/zzn/.gem/ruby/3.3.0/gems/mercenary-0.3.6/lib/mercenary.rb:19:in `program'
	from /Users/zzn/.gem/ruby/3.3.0/gems/jekyll-3.9.3/exe/jekyll:15:in `<top (required)>'
	from /Users/zzn/.gem/ruby/3.3.0/bin/jekyll:25:in `load'
	from /Users/zzn/.gem/ruby/3.3.0/bin/jekyll:25:in `<top (required)>'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/cli/exec.rb:58:in `load'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/cli/exec.rb:58:in `kernel_load'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/cli/exec.rb:23:in `run'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/cli.rb:451:in `exec'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/vendor/thor/lib/thor/command.rb:28:in `run'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/vendor/thor/lib/thor/invocation.rb:127:in `invoke_command'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/vendor/thor/lib/thor.rb:527:in `dispatch'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/cli.rb:34:in `dispatch'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/vendor/thor/lib/thor/base.rb:584:in `start'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/cli.rb:28:in `start'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.3/exe/bundle:28:in `block in <top (required)>'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/3.3.0/bundler/friendly_errors.rb:117:in `with_friendly_errors'
	from /Users/zzn/.rubies/ruby-3.3.0/lib/ruby/gems/3.3.0/gems/bundler-2.5.3/exe/bundle:20:in `<top (required)>'
	from /Users/zzn/.rubies/ruby-3.3.0/bin/bundle:25:in `load'
	from /Users/zzn/.rubies/ruby-3.3.0/bin/bundle:25:in `<main>'

Additional information

• Ruby version

ruby-3.3.0 (which is not ruby-3.4.0), but still it fails, interesting...

• Link to the live site (if applicable):

https://b.zzn.im

• Link to the source repo (if applicable):

https://github.com/xinbenlv/zThink

[parkr]

This gem is not compatible with Ruby 3.3. Please downgrade.

A fix for Jekyll 3 is proposed: #897

[janbrasna]

Both Ruby 3.3 and Jekyll 3.10 was added in v232, can you still reproduce even with the latest version?