Why does PDFKit/wkhtmltopdf hang but renders PDF as expected when Rails app is killed?

Question

Background

After reading around it seemed to me that Prawn is out and wkhtmltopdf is in. It also seems like the PDFKit and wicked_pdf gems for Rails are the new co

Answer 1

I got the same issue. It works when I added: 'config.threadsafe!' in application.rb as the answer in the stack. Hope this help.