4.3 / 10 Actionview... Instant

: You can pass data into a partial so it doesn't rely on global instance variables (like @product ).

: Use <%= render partial: "product", locals: { product: @product } %> . 4.3 / 10 ActionView...

In more recent documentation, section 4.3 often details Passing Data to Partials using the :locals option. : You can pass data into a partial

: Missing assets or misconfigured manifest files often cause ActionView::Template::Error . 4.3 / 10 ActionView...