# Pastebin 4eD60NFE
root@Masr:~/DeBot/bot# crystal simple.cr                                                                                                                       
Error in ./simple.cr:21: instantiating 'Framework::Bot#start()'                                                                                                
                                                                                                                                                               
bot.start                                                                                                                                                      
    ^~~~~                                                                                                                                                      
                                                                                                                                                               
in ./libs/framework/bot.cr:92: instantiating 'IRC::Connection#connect()'                                                                                       
                                                                                                                                                               
      connection.connect                                                                                                                                       
                 ^~~~~~~                                                                                                                                       
                                                                                                                                                               
in ./libs/irc/connection.cr:179: undefined constant Base64                                                                                                     
                                                                                                                                                               
          send Message::AUTHENTICATE, Base64.strict_encode64("#{config.nick}\0#{config.nick}\0#{config.password}")