Hi Ted, Thanks for the promptly answer. It is not yet clear to me what I should do.
How to fix it? Many thanks, Carlo On 5 Aug 2016, at 17:58, Ted Yu <yuzhih...@gmail.com<mailto:yuzhih...@gmail.com>> wrote: private[spark] trait Logging { -- The Open University is incorporated by Royal Charter (RC 000391), an exempt charity in England & Wales and a charity registered in Scotland (SC 038302). The Open University is authorised and regulated by the Financial Conduct Authority.
