I have the same problem; i can't launch marlin from pantheon session using slingshot, but i can when i'm in unity or classic gnome. when launched from terminal, i get the same error.
-- You received this bug notification because you are a member of elementary desktop team, which is the registrant for Marlin. https://bugs.launchpad.net/bugs/797286 Title: Marlin doesn't start Status in Marlin: New Bug description: $ marlin Gtk-Message: Failed to load module "canberra-gtk-module" [INFO 19:44:43.909044] Welcome to Marlin [INFO 19:44:43.909171] Version: 0.1 [INFO 19:44:43.909220] Report any issues/bugs you might find to lp:marlin application/x-sharedlib application/x-shared-library-la text/plain [WARN 19:44:43.928596] Plugin not enabled: /usr/share/marlin/plugins/openterminal.plug application/x-sharedlib application/x-shared-library-la text/plain [WARN 19:44:43.929174] Plugin not enabled: /usr/share/marlin/plugins/contractor.plug application/x-sharedlib application/x-sharedlib application/x-sharedlib application/x-sharedlib [WARN 19:44:43.950821] [Gtk] Error setting gtk-button-images in /usr/share/themes/elementary/gtk-3.0/settings.ini: Key file contains key 'gtk-button-images' which has value that cannot be interpreted. [WARN 19:44:43.950958] [Gtk] Error setting gtk-auto-mnemonics in /usr/share/themes/elementary/gtk-3.0/settings.ini: Key file contains key 'gtk-auto-mnemonics' which has value that cannot be interpreted. `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.018232] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.018859] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.022518] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.024643] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.029337] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.032427] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.033851] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.035578] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.040154] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.043301] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.098478] [Gtk] Failed to load type module: (null) [WARN 19:44:44.146653] [Gtk] Error parsing gtk-icon-sizes string: '"gtk-button=16,16" # Set icon size for buttons' [INFO 19:44:44.196113] gof_window_slot_new file:///home/ozgur !!!! fm_directory_view_set_property window fm_directory_view_parent_set gof_directory_async_load LOADED FALSE [INFO 19:44:44.206294] Start loading directory file:///home/ozgur fm_directory_view_merge_menus real_merge_menus `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.236039] [Gtk] Failed to load type module: (null) `menu_proxy_module_load': marlin: undefined symbol: menu_proxy_module_load [WARN 19:44:44.238488] [Gtk] Failed to load type module: (null) [INFO 19:44:44.293470] directory_load_done ended [FATAL 19:44:44.442963] [Gtk] gtk_symbolic_color_new_literal: assertion `color != NULL' failed [FATAL 19:44:44.443026] marlin will not function properly. [FATAL 19:44:44.443077] [Gtk] gtk_symbolic_color_new_shade: assertion `color != NULL' failed [FATAL 19:44:44.443111] marlin will not function properly. [FATAL 19:44:44.443158] [Gtk] gtk_symbolic_color_unref: assertion `color != NULL' failed [FATAL 19:44:44.443191] marlin will not function properly. [FATAL 19:44:44.443238] [Gtk] gtk_symbolic_color_resolve: assertion `color != NULL' failed [FATAL 19:44:44.443271] marlin will not function properly. [FATAL 19:44:44.443318] [Gtk] gtk_symbolic_color_unref: assertion `color != NULL' failed [FATAL 19:44:44.443351] marlin will not function properly. [FATAL 19:44:44.443399] [Gtk] gtk_symbolic_color_new_literal: assertion `color != NULL' failed [FATAL 19:44:44.443432] marlin will not function properly. [FATAL 19:44:44.443479] [Gtk] gtk_symbolic_color_new_shade: assertion `color != NULL' failed [FATAL 19:44:44.443512] marlin will not function properly. [FATAL 19:44:44.443559] [Gtk] gtk_symbolic_color_unref: assertion `color != NULL' failed [FATAL 19:44:44.443592] marlin will not function properly. [FATAL 19:44:44.443639] [Gtk] gtk_symbolic_color_resolve: assertion `color != NULL' failed [FATAL 19:44:44.443671] marlin will not function properly. [FATAL 19:44:44.443717] [Gtk] gtk_symbolic_color_unref: assertion `color != NULL' failed [FATAL 19:44:44.443751] marlin will not function properly. [FATAL 19:44:46.102047] [Gtk] gtk_symbolic_color_new_literal: assertion `color != NULL' failed [FATAL 19:44:46.102101] marlin will not function properly. [FATAL 19:44:46.102151] [Gtk] gtk_symbolic_color_new_shade: assertion `color != NULL' failed [FATAL 19:44:46.102185] marlin will not function properly. [FATAL 19:44:46.102233] [Gtk] gtk_symbolic_color_unref: assertion `color != NULL' failed [FATAL 19:44:46.102266] marlin will not function properly. [FATAL 19:44:46.102313] [Gtk] gtk_symbolic_color_resolve: assertion `color != NULL' failed [FATAL 19:44:46.102345] marlin will not function properly. [FATAL 19:44:46.102392] [Gtk] gtk_symbolic_color_unref: assertion `color != NULL' failed [FATAL 19:44:46.102425] marlin will not function properly. [FATAL 19:44:46.102472] [Gtk] gtk_symbolic_color_new_literal: assertion `color != NULL' failed [FATAL 19:44:46.102504] marlin will not function properly. [FATAL 19:44:46.102550] [Gtk] gtk_symbolic_color_new_shade: assertion `color != NULL' failed [FATAL 19:44:46.102584] marlin will not function properly. [FATAL 19:44:46.102630] [Gtk] gtk_symbolic_color_unref: assertion `color != NULL' failed [FATAL 19:44:46.102664] marlin will not function properly. [FATAL 19:44:46.102710] [Gtk] gtk_symbolic_color_resolve: assertion `color != NULL' failed [FATAL 19:44:46.102744] marlin will not function properly. [FATAL 19:44:46.102791] [Gtk] gtk_symbolic_color_unref: assertion `color != NULL' failed [FATAL 19:44:46.102826] marlin will not function properly. To manage notifications about this bug go to: https://bugs.launchpad.net/marlin/+bug/797286/+subscriptions -- Mailing list: https://launchpad.net/~elementaryart Post to : [email protected] Unsubscribe : https://launchpad.net/~elementaryart More help : https://help.launchpad.net/ListHelp

