This message appears:
Jan 31 19:18:38.562 [notice] Initialized libevent version 2.0.21-stable using method epoll (with changelist). Good.
Jan 31 19:18:38.562 [notice] Opening Socks listener on 127.0.0.1:9050
Jan 31 19:18:38.562 [warn] Could not bind to 127.0.0.1:9050: Address already in use. Is Tor already running?
Jan 31 19:18:38.562 [warn] Failed to parse/validate config: Failed to bind one of the listener ports.
HELP! How do I open Tor?