puma gem - Failed to build gem native extension

Question

I was getting the following error while installing puma gem

    $ gem install puma
    Fetching: puma-2.11.2.gem (100%)
    Building native extensions.  This coul         


        

Answer 1

libssl1.0-dev installing helped to me. Try

apt-get install libssl1.0-dev

and then

gem install puma