Hi there, it's me again. 

I was able to reproduce #24. Even if i haven't read his post till now I got this:

claas@claas-ThinkPad-T400:~$ sudo killall wingpanel && wingpanel -d
[...]
[DEBUG 18:55:44.597482] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.618262] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.618445] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.642260] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.642445] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.671858] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.671905] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.691330] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.691377] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.716218] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.716266] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.735649] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.735849] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.760564] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.760922] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.788585] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.788631] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.813994] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.814500] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.842384] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.842554] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.871191] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.871424] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.898282] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.898326] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.927431] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.927493] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.954294] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.954337] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:44.982935] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:44.982985] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:45.009570] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:45.009625] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:55:45.041244] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:55:45.041291] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.160771] [Indicator-Application] Building new application entry: org.kde.StatusNotifierItem-1556-1  with icon: /tmp/qt-trayicon-Ll1556.png at position 0
[DEBUG 18:56:14.281144] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.281197] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.318290] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.318340] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.352231] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.352287] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.376923] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.376970] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.396657] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.396702] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.418571] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.418620] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.440863] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.440909] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.465115] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.465165] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.488926] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.488975] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.511696] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.511745] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.537151] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.537196] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.564341] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.564390] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.596065] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.596108] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.621286] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.621334] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.649751] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.649801] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.676746] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.676791] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.700978] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.701028] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.729129] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.729177] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.754139] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.754183] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.784216] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.784283] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.820567] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.820623] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.855430] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.855483] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.887021] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.887224] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.920723] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.922044] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.943211] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.943258] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.963437] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.963721] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:14.987372] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:14.987609] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.011308] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.011470] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.032894] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.033046] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.060346] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.060406] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.083172] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.083930] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.108144] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.108208] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.131141] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.131203] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.152473] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.152549] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.179932] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.180001] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
[DEBUG 18:56:15.206222] [LIBDBUSMENU-GLIB] Generating properties error for: 0
[DEBUG 18:56:15.206284] [LIBDBUSMENU-GLIB] Error getting properties on a new menuitem: Error getting properties for ID
claas@claas-ThinkPad-T400:~$
The named png-files are the status icons for owncloud. After shutting down Owncloud at 18:56.15 I had no further debug-messages. 

claas@claas-ThinkPad-T400:~$ wingpanel -d
[INFO 20:18:39.565259] Application.vala:155: Systemleiste version: 2.0.1
[INFO 20:18:39.565313] Application.vala:157: Kernel version: 4.4.0-38-generic
[DEBUG 20:18:39.567050] [Gtk] Connecting to session manager
[DEBUG 20:18:39.570130] Indicator.vala:110: Activating AyatanaCompatibility Meta Indicator
[DEBUG 20:18:39.570527] IndicatorFactory.vala:61: Loading Indicator Library: libapplication.so
[DEBUG 20:18:39.571835] IndicatorManager.vala:314: ayatana_compatibility registered
[DEBUG 20:18:39.574781] Indicator.vala:399: Activating Sound Indicator
[DEBUG 20:18:39.584134] Settings.vala:163: Loading settings from schema 'org.pantheon.desktop.wingpanel.indicators.sound'
[DEBUG 20:18:39.584525] IndicatorManager.vala:314: sound registered
[DEBUG 20:18:39.586236] Indicator.vala:73: Activating Bluetooth Indicator
[DEBUG 20:18:39.586813] Indicator.vala:42: Bluetooth Indicator started
[DEBUG 20:18:39.586847] IndicatorManager.vala:314: bluetooth registered
[DEBUG 20:18:39.606964] Indicator.vala:150: Activating DateTime Indicator
[DEBUG 20:18:39.607106] IndicatorManager.vala:314: datetime registered
[DEBUG 20:18:39.607928] Indicator.vala:98: Activating Keyboard Indicator
[DEBUG 20:18:39.608017] IndicatorManager.vala:314: keyboard registered
[DEBUG 20:18:39.614750] Indicator.vala:94: Activating Power Indicator
[DEBUG 20:18:39.614869] IndicatorManager.vala:314: network registered
[DEBUG 20:18:39.616137] Indicator.vala:207: Activating Notifications Indicator
[DEBUG 20:18:39.616268] IndicatorManager.vala:314: messages registered
[DEBUG 20:18:39.617276] Indicator.vala:100: Activating Power Indicator
[DEBUG 20:18:39.617378] IndicatorManager.vala:314: power registered
[DEBUG 20:18:39.618398] Indicator.vala:163: Activating Sample Indicator
[DEBUG 20:18:39.618497] IndicatorManager.vala:314: session registered
[DEBUG 20:18:39.620389] Slingshot.vala:80: Activating Slingshot
[DEBUG 20:18:39.620501] IndicatorManager.vala:314: app-launcher registered
[DEBUG 20:18:39.674939] Settings.vala:163: Loading settings from schema 'org.pantheon.desktop.slingshot'
[DEBUG 20:18:39.675375] Settings.vala:163: Loading settings from schema 'org.pantheon.desktop.gala.behavior'
[DEBUG 20:18:39.677021] [Indicator-Application] Connected to Application Indicator Service.
[DEBUG 20:18:39.678270] [AccountsService] ActUserManager: calling 'ListCachedUsers'
[DEBUG 20:18:39.678510] [AccountsService] ActUserManager: Listing cached users, so not setting loaded property
[DEBUG 20:18:39.678707] [AccountsService] get_session_proxy
[DEBUG 20:18:39.678740] [AccountsService] ActUserManager: Listing cached users, so not setting loaded property
[DEBUG 20:18:39.678863] [AccountsService] ActUserManager: Listing cached users, so not setting loaded property
[FATAL 20:18:39.679379] wingpanel_widgets_overlay_icon_set_main_icon_name: assertion 'self != NULL' failed
[DEBUG 20:18:39.679466] Volume-control.vala:657: Setting volume to 0,520020 for profile -1 because 0
[FATAL 20:18:39.679910] wingpanel_widgets_overlay_icon_set_main_icon_name: assertion 'self != NULL' failed
[DEBUG 20:18:39.682534] [AccountsService] ActUserManager: ListCachedUsers finished, will set loaded property after list is fully loaded
[DEBUG 20:18:39.682572] [AccountsService] ActUserManager: tracking new user with object path /org/freedesktop/Accounts/User1000
[DEBUG 20:18:39.685740] [AccountsService] ActUserManager: unrefing manager owned by finished ListCachedUsers call
[DEBUG 20:18:39.686300] [AccountsService] ActUserManager: Found x11 display of session 'c2': :0
[DEBUG 20:18:39.686373] [AccountsService] ActUserManager: trying to track new user with uid 1000
[DEBUG 20:18:39.686416] [AccountsService] ActUserManager: finding user with id 1000 state 1
[DEBUG 20:18:39.686441] [AccountsService] ActUserManager: waiting for user manager to load before finding user with id 1000
[DEBUG 20:18:39.686473] [AccountsService] ActUser: adding session c2
[DEBUG 20:18:39.686503] [AccountsService] ActUserManager: added session for user with id 1000
[DEBUG 20:18:39.686539] [AccountsService] ActUserManager: Loading new users, so not setting loaded property
[DEBUG 20:18:39.686566] [AccountsService] ActUserManager: Loading new users, so not setting loaded property
[DEBUG 20:18:39.689291] sql-schema.vala:204: schema_version is 10
[DEBUG 20:18:39.690108] AppSystem.vala:50: Updating Applications menu tree...
[DEBUG 20:18:39.720332] [AccountsService] ActUserManager: user claas is now loaded
[DEBUG 20:18:39.720379] [AccountsService] ActUserManager: user claas was not yet known, adding it
[DEBUG 20:18:39.720407] [AccountsService] ActUserManager: tracking user 'claas'
[DEBUG 20:18:39.720449] [AccountsService] ActUserManager: not yet loaded, so not emitting user-added signal
[DEBUG 20:18:39.720477] [AccountsService] ActUserManager: no pending users, trying to set loaded property
[DEBUG 20:18:39.720504] [AccountsService] ActUserManager: Seat loaded, so now setting loaded property
[DEBUG 20:18:39.729416] [AccountsService] ActUserManager: user manager now loaded, proceeding with fetch user request for user with id 1000
[DEBUG 20:18:39.729459] [AccountsService] ActUserManager: finding user with id 1000 state 2
[DEBUG 20:18:39.729487] [AccountsService] ActUserManager: Looking for user with id 1000 in accounts service
[DEBUG 20:18:39.729669] [AccountsService] ActUserManager: sending user-changed signal for user claas
[DEBUG 20:18:39.729701] [AccountsService] ActUserManager: sent user-changed signal for user claas
[DEBUG 20:18:39.729727] [AccountsService] ActUserManager: updating user claas
[DEBUG 20:18:39.744691] [Indicator-Application] Request current apps
[DEBUG 20:18:39.745050] [AccountsService] ActUserManager: Found object path of user with id 1000: /org/freedesktop/Accounts/User1000
[DEBUG 20:18:39.745080] [AccountsService] ActUserManager: finding user with id 1000 state 3
[DEBUG 20:18:39.745105] [AccountsService] ActUserManager: user with id 1000 fetched
[DEBUG 20:18:39.748030] [AccountsService] ActUserManager: finished handling request for user with id 1000
[DEBUG 20:18:39.748370] [AccountsService] ActUserManager: unrefing manager owned by fetch user request
[DEBUG 20:18:39.748482] [Indicator-Application] Building new application entry: :1.34  with icon: nm-signal-75 at position 0
[DEBUG 20:18:39.750660] [AccountsService] ActUserManager: user claas is now loaded
[DEBUG 20:18:39.750710] [AccountsService] ActUserManager: sessions changed (user claas) num=1
[FATAL 20:18:39.750761] [AccountsService] act_user_get_user_name: assertion 'ACT_IS_USER (user)' failed
[DEBUG 20:18:39.761985] [AccountsService] ActUserManager: no pending users, trying to set loaded property
[DEBUG 20:18:39.762022] [AccountsService] ActUserManager: already loaded, so not setting loaded property
[DEBUG 20:18:39.768417] sql-schema.vala:204: schema_version is 10
[DEBUG 20:18:39.789112] SlingshotView.vala:140: In setup_ui ()
[FATAL 20:18:39.863816] [GLib-GIO] g_file_get_child: assertion 'G_IS_FILE (file)' failed
[FATAL 20:18:39.863872] [GLib-GIO] g_file_query_exists: assertion 'G_IS_FILE(file)' failed
[FATAL 20:18:39.863905] [GLib-GIO] g_file_get_child: assertion 'G_IS_FILE (file)' failed
[FATAL 20:18:39.863933] [GLib-GIO] g_file_query_exists: assertion 'G_IS_FILE(file)' failed
[FATAL 20:18:39.863965] gee_abstract_collection_get_size: assertion 'self != NULL' failed
[WARNING 20:18:39.863995] Theme.vala:508: Currently selected gtk+ theme 'elementary' does not provide a dock theme, fallback to the built-in defaults!
[DEBUG 20:18:39.867314] SlingshotView.vala:216: Ui setup completed
[DEBUG 20:18:39.875490] SlingshotView.vala:103: Apps loaded
[DEBUG 20:18:39.875665] Unity.vala:164: Initalizing LauncherEntry support
[DEBUG 20:18:39.877194] Settings.vala:163: Loading settings from schema 'org.pantheon.desktop.wingpanel.indicators.network'
[DEBUG 20:18:39.940527] NMVisualizer.vala:101: Wired interface added
[DEBUG 20:18:39.944875] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_WEAK
[DEBUG 20:18:39.944917] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.944955] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.944993] AbstractWifiInterface.vala:211: Active AP not added
[DEBUG 20:18:39.945820] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.945855] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.945886] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.945949] AbstractWifiInterface.vala:211: Active AP not added
[DEBUG 20:18:39.946701] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.946748] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.946791] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.946835] AbstractWifiInterface.vala:211: Active AP not added
[DEBUG 20:18:39.947568] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.947614] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.947659] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.947703] AbstractWifiInterface.vala:211: Active AP not added
[DEBUG 20:18:39.948472] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.948517] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.948561] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.948605] AbstractWifiInterface.vala:211: Active AP not added
[DEBUG 20:18:39.949369] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.949414] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.949459] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.949509] AbstractWifiInterface.vala:211: Active AP not added
[DEBUG 20:18:39.950290] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.950337] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.950381] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.950431] AbstractWifiInterface.vala:211: Active AP not added
[DEBUG 20:18:39.951174] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.951221] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.951265] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.951311] AbstractWifiInterface.vala:211: Active AP not added
[DEBUG 20:18:39.952084] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.952132] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.952175] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.954987] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.955038] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.955085] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.956053] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.956099] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.956144] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.957495] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.957542] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.957588] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.958186] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.958222] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.958253] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.958473] NMVisualizer.vala:98: Wifi interface added
[DEBUG 20:18:39.958683] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:39.958713] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:39.958749] AbstractWifiInterface.vala:195: Active ap: tomato
[DEBUG 20:18:39.962444] Settings.vala:163: Loading settings from schema 'org.pantheon.desktop.wingpanel.indicators.power'
[DEBUG 20:18:39.963318] Monitor.vala:42: Initialising process monitor.
[DEBUG 20:18:39.976230] DeviceManager.vala:58: Connection to UPower bus established
[DEBUG 20:18:39.978917] Device.vala:95: Connection to UPower device established
[DEBUG 20:18:39.984925] DeviceManager.vala:152: Device "/org/freedesktop/UPower/devices/line_power_AC" registered
[DEBUG 20:18:39.987139] Device.vala:95: Connection to UPower device established
[DEBUG 20:18:39.988338] DeviceManager.vala:152: Device "/org/freedesktop/UPower/devices/battery_BAT0" registered
[DEBUG 20:18:39.988456] Indicator.vala:92: Icon changed to "battery-full-charging-symbolic"
[DEBUG 20:18:39.991827] Settings.vala:163: Loading settings from schema 'org.gnome.desktop.interface'
[FATAL 20:18:39.993782] [GLib] g_hash_table_get_keys: assertion 'hash_table != NULL' failed
[DEBUG 20:18:39.998794] Settings.vala:163: Loading settings from schema 'org.pantheon.desktop.wingpanel.indicators.datetime'
[DEBUG 20:18:40.000209] Settings.vala:163: Loading settings from schema 'org.pantheon.desktop.gala.notifications'
[DEBUG 20:18:40.010237] CalendarModel.vala:355: Date ranges: (2016-09-26T00:00:00+0200 <= 2016-10-01T00:00:00+0200 < 2016-10-31T00:00:00+0100 <= 2016-11-06T00:00:00+0100)
[DEBUG 20:18:40.027784] Settings.vala:163: Loading settings from schema 'org.pantheon.desktop.wingpanel'
[DEBUG 20:18:40.042409] CalendarModel.vala:395: Adding source 'Geburts- & Jahrestage'
[DEBUG 20:18:40.057982] CalendarModel.vala:395: Adding source 'Persönlich'
[DEBUG 20:18:40.065516] Client.vala:154: Connecting and create proxies for ':1.32' (/net/launchpad/plank/dock1)
[DEBUG 20:18:40.099373] Unity.vala:141: com.canonical.Unity lost
[INFO 20:18:40.099498] DBusService.vala:64: Service registration suceeded
[DEBUG 20:18:40.099540] DBusService.vala:33: Visibility changed. Sending visible = false over DBus
[DEBUG 20:18:40.101424] Indicator.vala:92: Icon changed to "battery-full-charging-symbolic"
[DEBUG 20:18:40.161710] CalendarModel.vala:378: Getting client-view for source 'Geburts- & Jahrestage'
[DEBUG 20:18:40.162176] CalendarModel.vala:378: Getting client-view for source 'Persönlich'
[DEBUG 20:18:40.191926] CalendarModel.vala:431: Received client-view for source 'Geburts- & Jahrestage'
[DEBUG 20:18:40.193243] CalendarModel.vala:431: Received client-view for source 'Persönlich'
[DEBUG 20:18:40.198845] AbstractWifiInterface.vala:306: New network state: NETWORK_STATE_CONNECTED_WIFI_GOOD
[DEBUG 20:18:40.198890] AbstractWifiInterface.vala:180: Update active AP
[DEBUG 20:18:40.198924] AbstractWifiInterface.vala:195: Active ap: tomato
[18:18:40.288357 Warning] [DesktopFileInfo] Unable to create AppInfo
[18:18:40.357868 Warning] [DesktopFileInfo] Unable to get exec for Andere

** (process:3910): CRITICAL **: string_contains: assertion 'self != NULL' failed

** (process:3910): CRITICAL **: string_contains: assertion 'self != NULL' failed
claas@claas-ThinkPad-T400:~$
The debug-output whenn restarting it with owncloud closed.