undefined method `book_segments' for nil:NilClass
Extracted source (around line #139):
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def read
@book_segments = @project.book_segments
@primary_book_segment = @book_segments.primary
render partial: 'read'
ProjectInteraction.persist_interaction(current_user.try(:id), @project.id,

Rails.root: /app

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Request

Parameters:

{"project_id"=>"black-hat-chronicles-volume-1"}

Response

Headers:

None