onedrive_renamer.rb

#!/usr/bin/env ruby

Dir.chdir($*[0]) if $*[0]

open("Encoding Errors.txt") do |f|
  f.each do |line|
    org, new = line.split("->").map{|x| x.strip}
    if new && new != "New File Name"
      `mv "#{new}" "#{org}"`
    end
  end
end