NoMethodError in BibleController#show

undefined method `full_name' for nil:NilClass

Extracted source (around line #23):
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last_in_range = (first_in_range-1) + @total_chapters
@chapter_range = (first_in_range..last_in_range)
@page_title = @book_info.full_name.ar
end
def search

Rails.root: /home/app/drghaly

Application Trace | Framework Trace | Full Trace

Request

Parameters:

{"book_name"=>"Hosea"}

Response

Headers:

None