Smart playlists don't work

In trying to create a smart playlist, I put in all the parameters and click Create, and nothing happens.
I've tried this with all sorts of rules, simple and complex and it always fails.

(gdb) run -d
Starting program: /usr/bin/noise -d
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffecfcc700 (LWP 29972)]
[New Thread 0x7fffe7fff700 (LWP 29973)]
[_LOG_LEVEL_INFO 10:57:58.418992] Application.vala:77: Noise version: 0.2
[_LOG_LEVEL_INFO 10:57:58.419113] Application.vala:79: Kernel version: 3.2.0-40-generic
[_LOG_LEVEL_DEBUG 10:57:58.421657] [Gtk] Connecting to session manager
[_LOG_LEVEL_DEBUG 10:57:58.425046] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.saved-state'
[_LOG_LEVEL_DEBUG 10:57:58.429003] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.settings'
[_LOG_LEVEL_DEBUG 10:57:58.433764] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.equalizer'
[New Thread 0x7fffdc44f700 (LWP 29974)]
[_LOG_LEVEL_DEBUG 10:57:58.992050] LibraryWindow.vala:487: BUILDING USER INTERFACE
[_LOG_LEVEL_DEBUG 10:57:58.992151] LibraryWindow.vala:196: setting up main window
[_LOG_LEVEL_DEBUG 10:57:59.011331] LibraryWindow.vala:230: done with main window
[_LOG_LEVEL_DEBUG 10:57:59.011426] LibraryWindow.vala:234: Building main widgets
[_LOG_LEVEL_DEBUG 10:57:59.145757] LibraryWindow.vala:348: Done with main widgets
[_LOG_LEVEL_DEBUG 10:57:59.146069] Threads.vala:59: Creating task [0]
[New Thread 0x7fffdb9f8700 (LWP 29975)]
[_LOG_LEVEL_DEBUG 10:57:59.149220] LibraryWindow.vala:632: Loading playlists
[_LOG_LEVEL_DEBUG 10:57:59.151675] LocalLibrary.vala:414: playlist Queue added
[_LOG_LEVEL_DEBUG 10:57:59.153059] LocalLibrary.vala:414: playlist History added
[_LOG_LEVEL_DEBUG 10:57:59.153331] DataBaseManager.vala:286: load columns
[_LOG_LEVEL_DEBUG 10:57:59.156457] LibraryWindow.vala:670: Finished loading playlists
[_LOG_LEVEL_DEBUG 10:57:59.156666] LibraryWindow.vala:708: UPDATE SENSITIVITIES
[_LOG_LEVEL_DEBUG 10:57:59.159374] Threads.vala:154: -- Dispatching task [0]
[_LOG_LEVEL_DEBUG 10:57:59.159486] Threads.vala:157: -- starting [0]
[_LOG_LEVEL_DEBUG 10:57:59.159666] Threads.vala:159: -- finished [0]
[_LOG_LEVEL_DEBUG 10:57:59.159743] Threads.vala:64: ~Destroying task [0]
[_LOG_LEVEL_DEBUG 10:57:59.166022] LibraryWindow.vala:514: DONE WITH USER INTERFACE
[_LOG_LEVEL_DEBUG 10:57:59.174213] Streamer.vala:90: set uri to file:///home/bill/Music/T%C3%BDr/The%20Lay%20Of%20Thrym/04%20Evening%20Star.mp3
[New Thread 0x7fffd9b99700 (LWP 29976)]
[New Thread 0x7fffd8b75700 (LWP 29977)]
[_LOG_LEVEL_DEBUG 10:57:59.394131] Streamer.vala:96: setURI seeking to 262
[_LOG_LEVEL_INFO 10:57:59.635791] AudioPlayer.vala:33: Activating AudioPlayer Device plugin
[_LOG_LEVEL_INFO 10:57:59.635913] Plugin.vala:43: Activating MPRIS plugin
[_LOG_LEVEL_INFO 10:57:59.636176] LastFM.vala:53: Activating Last.fm plugin
[_LOG_LEVEL_INFO 10:57:59.636267] CDRom.vala:33: Activating CD-Rom Device plugin
[_LOG_LEVEL_INFO 10:57:59.636353] iPod.vala:33: Activating iPod Device plugin
[_LOG_LEVEL_DEBUG 10:57:59.636515] Threads.vala:59: Creating task [1]
[_LOG_LEVEL_DEBUG 10:57:59.636612] Threads.vala:154: -- Dispatching task [1]
[_LOG_LEVEL_DEBUG 10:57:59.636685] Threads.vala:157: -- starting [1]
[_LOG_LEVEL_DEBUG 10:57:59.636807] Threads.vala:159: -- finished [1]
[_LOG_LEVEL_DEBUG 10:57:59.636891] Threads.vala:64: ~Destroying task [1]
[_LOG_LEVEL_DEBUG 10:57:59.638051] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.lastfm'
[_LOG_LEVEL_DEBUG 10:57:59.639912] LocalLibrary.vala:414: playlist Similar added
[_LOG_LEVEL_DEBUG 10:57:59.666424] Threads.vala:59: Creating task [2]
[_LOG_LEVEL_DEBUG 10:57:59.666544] Threads.vala:154: -- Dispatching task [2]
[_LOG_LEVEL_DEBUG 10:57:59.666608] Threads.vala:157: -- starting [2]
[_LOG_LEVEL_DEBUG 10:57:59.666716] Threads.vala:159: -- finished [2]
[_LOG_LEVEL_DEBUG 10:57:59.666772] Threads.vala:64: ~Destroying task [2]
[New Thread 0x7fffc546f700 (LWP 29979)]
[New Thread 0x7fffc4c6e700 (LWP 29980)]
[_LOG_LEVEL_DEBUG 10:57:59.703638] Threads.vala:59: Creating task [3]
[_LOG_LEVEL_DEBUG 10:57:59.703888] Threads.vala:154: -- Dispatching task [3]
[_LOG_LEVEL_DEBUG 10:57:59.703977] Threads.vala:157: -- starting [3]
[_LOG_LEVEL_DEBUG 10:57:59.704108] Threads.vala:159: -- finished [3]
[_LOG_LEVEL_DEBUG 10:57:59.704182] Threads.vala:64: ~Destroying task [3]
[_LOG_LEVEL_DEBUG 10:57:59.748071] MPRIS.vala:51: bus acquired
[_LOG_LEVEL_DEBUG 10:57:59.776596] MPRIS.vala:64: name acquired
[_LOG_LEVEL_DEBUG 10:57:59.904904] Core.vala:303: Last.FM user not logged in
[_LOG_LEVEL_DEBUG 10:57:59.905031] Threads.vala:59: Creating task [4]
[_LOG_LEVEL_DEBUG 10:57:59.905157] Threads.vala:154: -- Dispatching task [4]
[_LOG_LEVEL_DEBUG 10:57:59.905228] Threads.vala:157: -- starting [4]
[_LOG_LEVEL_DEBUG 10:57:59.905299] SimilarMedia.vala:64: In the similar thread
[_LOG_LEVEL_DEBUG 10:57:59.906986] Threads.vala:59: Creating task [5]
[New Thread 0x7fffb7fff700 (LWP 29981)]
[New Thread 0x7fffb77fe700 (LWP 29982)]
[_LOG_LEVEL_DEBUG 10:57:59.928464] Threads.vala:154: -- Dispatching task [5]
[_LOG_LEVEL_DEBUG 10:57:59.928549] Threads.vala:157: -- starting [5]
[_LOG_LEVEL_DEBUG 10:57:59.939299] LocalLibrary.vala:564: 1 media updated
[_LOG_LEVEL_DEBUG 10:57:59.955715] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.lastfm'
[_LOG_LEVEL_DEBUG 10:57:59.957071] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.lastfm'
[_LOG_LEVEL_DEBUG 10:57:59.958071] Core.vala:346: Last.FM user not logged in
[_LOG_LEVEL_DEBUG 10:57:59.958302] LocalLibrary.vala:564: 1 media updated
[_LOG_LEVEL_DEBUG 10:57:59.958565] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.lastfm'
[_LOG_LEVEL_DEBUG 10:57:59.960003] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.lastfm'
[_LOG_LEVEL_DEBUG 10:58:00.190612] LibraryWindow.vala:708: UPDATE SENSITIVITIES
[_LOG_LEVEL_DEBUG 10:58:00.236089] TreeViewSetup.vala:57: Creating a new TreeViewSetup for NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST
I/O warning : failed to load HTTP resource
[_LOG_LEVEL_DEBUG 10:58:00.269319] Threads.vala:159: -- finished [5]
[_LOG_LEVEL_DEBUG 10:58:00.269412] Threads.vala:64: ~Destroying task [5]
[_LOG_LEVEL_DEBUG 10:58:00.333926] TreeViewSetup.vala:57: Creating a new TreeViewSetup for NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST
[_LOG_LEVEL_DEBUG 10:58:00.554032] TreeViewSetup.vala:57: Creating a new TreeViewSetup for NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST
[_LOG_LEVEL_DEBUG 10:58:00.883343] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/08453f12753358913ecc373b2f9a5646]: Error opening file: No such file or directory
[_LOG_LEVEL_DEBUG 10:58:00.957382] ViewWrapper.vala:543: SETTING MEDIA [NOISE_VIEW_WRAPPER_HINT_MUSIC]
[_LOG_LEVEL_DEBUG 10:58:02.002225] ViewWrapper.vala:345: updating statusbar info [NOISE_VIEW_WRAPPER_HINT_MUSIC]
[_LOG_LEVEL_DEBUG 10:58:02.239322] ViewWrapper.vala:405: Selecting proper content view automatically
[_LOG_LEVEL_DEBUG 10:58:02.239429] ViewWrapper.vala:408: [NOISE_VIEW_WRAPPER_HINT_MUSIC] Showing view: NOISE_VIEW_WRAPPER_VIEW_TYPE_LIST
[_LOG_LEVEL_DEBUG 10:58:02.252697] ViewWrapper.vala:227: update_library_window_widgets [NOISE_VIEW_WRAPPER_HINT_MUSIC]
[_LOG_LEVEL_DEBUG 10:58:02.252893] ViewWrapper.vala:345: updating statusbar info [NOISE_VIEW_WRAPPER_HINT_MUSIC]
[_LOG_LEVEL_DEBUG 10:58:02.256600] ViewWrapper.vala:227: update_library_window_widgets [NOISE_VIEW_WRAPPER_HINT_MUSIC]
[_LOG_LEVEL_DEBUG 10:58:02.256787] ViewWrapper.vala:345: updating statusbar info [NOISE_VIEW_WRAPPER_HINT_MUSIC]
[_LOG_LEVEL_DEBUG 10:58:02.401933] Core.vala:303: Last.FM user not logged in
[_LOG_LEVEL_DEBUG 10:58:02.402065] Threads.vala:59: Creating task [6]
[_LOG_LEVEL_DEBUG 10:58:02.402208] Threads.vala:154: -- Dispatching task [6]
[_LOG_LEVEL_DEBUG 10:58:02.402280] Threads.vala:157: -- starting [6]
I/O warning : failed to load HTTP resource
[_LOG_LEVEL_DEBUG 10:58:02.672937] Threads.vala:159: -- finished [6]
[_LOG_LEVEL_DEBUG 10:58:02.673010] Threads.vala:64: ~Destroying task [6]
[_LOG_LEVEL_DEBUG 10:58:02.840317] ViewWrapper.vala:543: SETTING MEDIA [NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST]
[_LOG_LEVEL_DEBUG 10:58:02.840967] ViewWrapper.vala:543: SETTING MEDIA [NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST]
[_LOG_LEVEL_DEBUG 10:58:02.845458] ViewWrapper.vala:405: Selecting proper content view automatically
[_LOG_LEVEL_DEBUG 10:58:02.845556] ViewWrapper.vala:408: [NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST] Showing view: NOISE_VIEW_WRAPPER_VIEW_TYPE_LIST
[_LOG_LEVEL_DEBUG 10:58:02.845742] ViewWrapper.vala:543: SETTING MEDIA [NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST]
[_LOG_LEVEL_INFO 10:58:02.913646] DataBaseUpdater.vala:71: -- Starting database update.
[_LOG_LEVEL_DEBUG 10:58:02.913767] Threads.vala:59: Creating task [7]
[_LOG_LEVEL_DEBUG 10:58:02.913864] Threads.vala:154: -- Dispatching task [7]
[_LOG_LEVEL_DEBUG 10:58:02.913935] Threads.vala:157: -- starting [7]
[_LOG_LEVEL_DEBUG 10:58:02.917438] Threads.vala:159: -- finished [7]
[_LOG_LEVEL_DEBUG 10:58:02.917550] Threads.vala:64: ~Destroying task [7]
[_LOG_LEVEL_INFO 10:58:02.974143] DataBaseUpdater.vala:83: -- Finished database update.
[_LOG_LEVEL_DEBUG 10:58:03.235268] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/dc0df91faf6ef18d2c43136c2a70cb7b]: Error opening file: No such file or directory
[_LOG_LEVEL_DEBUG 10:58:03.614159] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/62e248ce2e2f2dacd09b817addea2cb0]: Error opening file: No such file or directory
[_LOG_LEVEL_DEBUG 10:58:03.723854] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/407bebe0ccb6f3e87fadf68f0f5d3f66]: Error opening file: No such file or directory
[_LOG_LEVEL_DEBUG 10:58:03.842129] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/6b7be75b84eb210147445718b1d78f66]: Error opening file: No such file or directory
[_LOG_LEVEL_DEBUG 10:58:03.882852] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/59b7c47ac5b4a0cecc7988fee03d989f]: Error opening file: No such file or directory
[_LOG_LEVEL_DEBUG 10:58:03.997122] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/4ac10a10233067af9927786594aabc8e]: Error opening file: No such file or directory
[_LOG_LEVEL_DEBUG 10:58:04.120374] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/2a3e212ee39299be6eaacfa15f825725]: Error opening file: No such file or directory
[_LOG_LEVEL_DEBUG 10:58:04.235291] PixbufCache.vala:241: Could not get image from file [file:///home/bill/.cache/noise/album-art/81d5cdf9dd8e402f23e161cf1075ac08]: Error opening file: No such file or directory
[_LOG_LEVEL_FATAL 10:58:04.392617] noise_smart_playlist_get_conditional: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:04.392709] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:04.395286] noise_smart_playlist_get_limit: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:04.395379] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:04.395462] noise_smart_playlist_get_limit_amount: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:04.395520] Noise will not function properly.
[New Thread 0x7fffb617b700 (LWP 29984)]
[Thread 0x7fffb617b700 (LWP 29984) exited]
[New Thread 0x7fffb617b700 (LWP 29985)]
[Thread 0x7fffb617b700 (LWP 29985) exited]
[_LOG_LEVEL_DEBUG 10:58:04.463494] SmartPlaylistEditor.vala:266: setting filed to 0
[New Thread 0x7fffb617b700 (LWP 29986)]
[Thread 0x7fffb617b700 (LWP 29986) exited]
[New Thread 0x7fffb617b700 (LWP 29987)]
[Thread 0x7fffb617b700 (LWP 29987) exited]
[_LOG_LEVEL_FATAL 10:58:07.046890] noise_library_get_smart_playlists: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.046959] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.047020] gee_iterable_iterator: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.047059] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.047111] gee_iterator_next: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.047148] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.267170] noise_library_get_smart_playlists: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.267436] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.267606] gee_iterable_iterator: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.267754] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.267917] gee_iterator_next: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.268081] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.385321] noise_library_get_smart_playlists: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.385415] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.385487] gee_iterable_iterator: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.385540] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.385607] gee_iterator_next: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.385661] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.481647] noise_library_get_smart_playlists: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.481930] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.482106] gee_iterable_iterator: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.482257] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.482421] gee_iterator_next: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.482568] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.596457] noise_library_get_smart_playlists: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.596677] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.596848] gee_iterable_iterator: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.596998] Noise will not function properly.
[_LOG_LEVEL_FATAL 10:58:07.597163] gee_iterator_next: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:07.597312] Noise will not function properly.
[_LOG_LEVEL_DEBUG 10:58:08.959365] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.lastfm'
[_LOG_LEVEL_DEBUG 10:58:08.960728] Threads.vala:159: -- finished [4]
[_LOG_LEVEL_DEBUG 10:58:08.960949] Threads.vala:64: ~Destroying task [4]
[_LOG_LEVEL_DEBUG 10:58:08.999172] ViewWrapper.vala:543: SETTING MEDIA [NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST]
[_LOG_LEVEL_DEBUG 10:58:08.999717] ViewWrapper.vala:583: ADDING MEDIA [NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST]
[_LOG_LEVEL_DEBUG 10:58:09.004969] ViewWrapper.vala:405: Selecting proper content view automatically
[_LOG_LEVEL_DEBUG 10:58:09.005081] ViewWrapper.vala:408: [NOISE_VIEW_WRAPPER_HINT_READ_ONLY_PLAYLIST] Showing view: NOISE_VIEW_WRAPPER_VIEW_TYPE_LIST
[New Thread 0x7fffb617b700 (LWP 29988)]
[Thread 0x7fffb617b700 (LWP 29988) exited]
[New Thread 0x7fffb617b700 (LWP 29989)]
[Thread 0x7fffb617b700 (LWP 29989) exited]
[New Thread 0x7fffb617b700 (LWP 30039)]
[Thread 0x7fffb617b700 (LWP 30039) exited]
[New Thread 0x7fffb617b700 (LWP 30040)]
[Thread 0x7fffb617b700 (LWP 30040) exited]
[Thread 0x7fffdc44f700 (LWP 29974) exited]
[Thread 0x7fffb77fe700 (LWP 29982) exited]
[Thread 0x7fffb7fff700 (LWP 29981) exited]
[_LOG_LEVEL_DEBUG 10:58:21.595379] Threads.vala:59: Creating task [8]
[_LOG_LEVEL_DEBUG 10:58:21.595645] Threads.vala:154: -- Dispatching task [8]
[_LOG_LEVEL_DEBUG 10:58:21.595721] Threads.vala:157: -- starting [8]
[_LOG_LEVEL_FATAL 10:58:21.599464] noise_library_add_smart_playlist: assertion `self != NULL' failed
[_LOG_LEVEL_FATAL 10:58:21.599651] Noise will not function properly.
[_LOG_LEVEL_DEBUG 10:58:21.599537] Threads.vala:159: -- finished [8]
[_LOG_LEVEL_DEBUG 10:58:21.599777] Threads.vala:64: ~Destroying task [8]
[Thread 0x7fffdb9f8700 (LWP 29975) exited]
bt
[_LOG_LEVEL_DEBUG 10:59:01.099767] LocalLibrary.vala:564: 1 media updated
[_LOG_LEVEL_DEBUG 10:59:01.100109] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.lastfm'
[_LOG_LEVEL_DEBUG 10:59:01.109905] Settings.vala:158: Loading settings from schema 'org.pantheon.noise.lastfm'
[_LOG_LEVEL_DEBUG 10:59:01.247070] DataBaseUpdater.vala:127: -- Saving columns state preferences DB.
[_LOG_LEVEL_DEBUG 10:59:01.248579] DataBaseManager.vala:318: save columns
[_LOG_LEVEL_DEBUG 10:59:01.249557] DataBaseUpdater.vala:132: -- Finished columns state preferences DB.
[New Thread 0x7fffdb9f8700 (LWP 30149)]
[Thread 0x7fffc4c6e700 (LWP 29980) exited]
[Thread 0x7fffc546f700 (LWP 29979) exited]
[Thread 0x7fffd8b75700 (LWP 29977) exited]
[Thread 0x7fffd9b99700 (LWP 29976) exited]
[Thread 0x7fffe7fff700 (LWP 29973) exited]
[Thread 0x7fffecfcc700 (LWP 29972) exited]
[Thread 0x7ffff7fc5940 (LWP 29969) exited]
[Inferior 1 (process 29969) exited normally]
(gdb) bt