Please do not ask for or sell any Roskilde festival tickets or any other festival or concert tickets on the forum.

There are official tickets waiting lists available from Roskilde here & Billetnet/Ticketmaster here.
You can sell your ticket (only the already sold out ticket types) here.
(for questions about this service you can contact Roskilde Festival at info@roskilde-festival.dk or Billetnet/Ticketmaster here).

You can also try the official Roskilde Festival Facebook page or dba.dk.