```ruby
# WickedPDF Global Configuration
#
# Use this to set up shared configuration options for your entire application.
# Any of the configuration options shown here can also be applied to single
# models by passing arguments to the `render :pdf` call.
#
# To learn more, check out the README:
#
# https://github.com/mileszs/wicked_pdf/blob/master/README.md

if Rails.env.staging?
  WickedPdf.config = {
    # Path to the wkhtmltopdf executable: This usually isn't needed if using
    # one of the wkhtmltopdf-binary family of gems.
    exe_path: '/var/www/webroot/ROOT/vendor/bundle/ruby/2.3.0/gems/wkhtmltopdf-binary-0.12.3.1/bin/wkhtmltopdf',
    #   or
    # exe_path: Gem.bin_path('wkhtmltopdf-binary', 'wkhtmltopdf')

    # Layout file to be used for all PDFs
    # (but can be overridden in `render :pdf` calls)
    # layout: 'pdf.html',
  }
end```

Remove path to wkhtml on staging
user
```ruby
# WickedPDF Global Configuration
#
# Use this to set up shared configuration options for your entire application.
# Any of the configuration options shown here can also be applied to single
# models by passing arguments to the `render :pdf` call.
#
# To learn more, check out the README:
#
# https://github.com/mileszs/wicked_pdf/blob/master/README.md

# if Rails.env.staging?
#   WickedPdf.config = {
    # Path to the wkhtmltopdf executable: This usually isn't needed if using
    # one of the wkhtmltopdf-binary family of gems.
    # exe_path: '/var/www/webroot/ROOT/vendor/bundle/ruby/2.3.0/gems/wkhtmltopdf-binary-0.12.3.1/bin/wkhtmltopdf',
    #   or
    # exe_path: Gem.bin_path('wkhtmltopdf-binary', 'wkhtmltopdf')

    # Layout file to be used for all PDFs
    # (but can be overridden in `render :pdf` calls)
    # layout: 'pdf.html',
  # }
# end```
assistant