ActionView::Template::Error: undefined method 'title' for nil (ActionView::Template::Error)

[ops-handler]

Error

undefined method 'title' for nil (NoMethodError)

Stack trace

app/views/blog_posts/index.html.haml:29
action_view/helpers/capture_helper.rb:50 in block in ActionView::Helpers::CaptureHelper#capture
action_view/buffers.rb:75 in capture
action_view/helpers/capture_helper.rb:50 in capture
action_view/helpers/tag_helper.rb:349 in content_tag
action_view/helpers/url_helper.rb:243 in link_to
app/views/blog_posts/index.html.haml:27
action_view/base.rb:263 in public_send
action_view/base.rb:263 in _run
action_view/template.rb:261 in block in ActionView::Template#render

Tracking Details

• Project: exercism-rails
• Sentry: ActionView::Template::Error: undefined method 'title' for nil (ActionView::Template::Error)
• Culprit: BlogPostsController#index
• First seen: May 9, 2026