Update: The solution to the server problems has been identified. Frez is now in the process of correcting all SgWg servers.
Original: The latest Crash Course updates for Left 4 Dead is causing problems for all SgWarGames L4D servers. Both Linux and Windows L4D servers are affected.
Frez, the server administrator in charge of updating the servers, said the updating process for the servers has somehow left them in an unplayable state.Read more »