ERROR 599: Internal Exception
  in method request at /home/herbylubuntu/.rakudobrew/moar-nom/install/share/perl6/site/sources/6AE3F0684B540F8C02FC284B68AEDC0B215C3C39 (Twitter::UA) line 29
  in method statuses-update at /home/herbylubuntu/.rakudobrew/moar-nom/install/share/perl6/site/sources/7E4FE48D6179881F099EDC53C09ACA0E36BE5AFF (Twitter::API::Statuses) line 3
  in method tweet at /home/herbylubuntu/.rakudobrew/moar-nom/install/share/perl6/site/sources/F238F125ED72001F3C8C659505C9D990D0848B73 (Twitter) line 4
  in block <unit> at twitterTest.pm6 line 8

Actually thrown at:
  in block <unit> at twitterTest.pm6 line 8