19CVn

I am Windows user and have same issue too. I moved the "ruby-fann.rb" and "ruby_fann.rb" files from the "ruby-fann-1.3.2\lib" directory to "ruby-fann-1.3.2\lib\ruby_fann". Afterwards, I wrote like this ``` $LOAD_PATH.unshift("D:/Ruby32-x64/lib/ruby/gems/3.2.0/gems/ruby-fann-1.3.2/lib/ruby_fann") require...