Have you looked at the foobar2000 console window (View > Console)?
Components loaded in: 0:00.465544
Configuration read in: 0:00.011697
User Interface initialized in: 0:00.218112
Graphic Equalizer: initialized (SSE support: 3)
Startup time : 0:00.850884
Seekbar: taking GDI path.
Seekbar: Frontend initialized.
Opening track for playback: "spotify:user:typhoon859:playlist:3E7ldN455B6scANl4LpCUW" / index: 3
spotify log: 07:26:46.565 E [c:/Users/spotify-buildagent/BuildAgent/work/1e0ce8a77adfb2dc/client/core/network/proxy_resolver_win32.cpp:215] WinHttpGetProxyForUrl failed
spotify log: 07:26:46.582 I [ap:1752] Connecting to AP ap.gslb.spotify.com:4070
spotify log: 07:26:46.620 I [ap:1226] Connected to AP: 193.235.203.36:4070
spotify log: 07:26:46.625 I [offline-mgr:2084] Storage has been cleaned
Wave cache: generic IO exception (Access denied) for "spotify:user:typhoon859:playlist:3E7ldN455B6scANl4LpCUW" / index: 3
spotify log: 07:26:47.037 E [ap:4172] ChannelError(0, 1, link-tracks)
spotify log: 07:26:47.056 E [ap:4172] ChannelError(5, 0, playlist)
spotify log: 07:26:47.336 E [ap:4172] ChannelError(0, 1, link-tracks)
spotify log: 07:26:47.593 E [ap:4172] ChannelError(0, 1, link-tracks)
spotify log: 07:26:47.847 E [ap:4172] ChannelError(0, 1, link-tracks)
spotify log: 07:26:51.083 E [ap:4172] ChannelError(38, 1, playlist)
spotify log: 07:26:51.083 E [ap:4172] ChannelError(39, 1, playlist)
spotify log: 07:26:58.628 I [c:/Users/spotify-buildagent/BuildAgent/work/1e0ce8a77adfb2dc/client/core/protocol/file_streamer_simple.cpp:769] Request for file 38551ae9469347089f35fa61b835dbdded9a3c74 complete (code: 0)
spotify log: 07:27:29.973 E [ap:4172] ChannelError(2, 1, playlist)
spotify log: 07:27:29.973 E [ap:4172] ChannelError(3, 1, playlist)
spotify log: 07:27:30.109 E [ap:4172] ChannelError(1, 0, playlist)