If it helps, this is the standard output when starting kded4 manually: QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. Object::connect: No such signal QDBusAbstractInterface::Changed() QDBusObjectPath: invalid path "" QDBusObjectPath: invalid path "/modules/muon-notifier" kded(9818): The kded module name ' "muon-notifier" ' is invalid! QObject::connect: Cannot connect (null)::deviceFound(Device*) to BlueDevilDaemon::deviceFound(Device*) QObject::connect: Cannot connect QTimer::timeout() to (null)::stopDiscovery() No new release at this moment kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized Connecting to deprecated signal QDBusConnectionInterface::serviceOwnerChanged(QString,QString,QString) kded(9818) Nm08Connections::importNextNm08Connection: Importing "{7dafb685-bfd8-4863-abfc-0d3c2eb50df6}" kded(9818) Nm08Connections::gotSecrets: Importing "{7dafb685-bfd8-4863-abfc-0d3c2eb50df6}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "Saving connection failed: (15) A connection with this UUID already exists." kded(9818) Nm08Connections::importNextNm08Connection: Importing "{15685c99-cf18-428a-be04-c14354674ba4}" kded(9818) Nm08Connections::gotSecrets: Importing "{15685c99-cf18-428a-be04-c14354674ba4}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "Saving connection failed: (15) A connection with this UUID already exists." kded(9818) Nm08Connections::importNextNm08Connection: Importing "{a8d123b2-1c8e-4645-9991-9135c410fd36}" kded(9818) Nm08Connections::gotSecrets: Importing "{a8d123b2-1c8e-4645-9991-9135c410fd36}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "Saving connection failed: (15) A connection with this UUID already exists." kded(9818) Nm08Connections::importNextNm08Connection: Importing "{337df210-0ca2-4ab9-aa71-154d95825ff1}" kded(9818) Nm08Connections::gotSecrets: Importing "{337df210-0ca2-4ab9-aa71-154d95825ff1}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "Message did not receive a reply (timeout by message bus)" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{a5f14081-4cd8-4ae7-b7f9-859682ac1eda}" kded(9818) Nm08Connections::gotSecrets: Importing "{a5f14081-4cd8-4ae7-b7f9-859682ac1eda}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{6ca9ee46-ca9e-4700-b6bb-2e4f8bad642e}" kded(9818) Nm08Connections::gotSecrets: Importing "{6ca9ee46-ca9e-4700-b6bb-2e4f8bad642e}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{a501805c-b3f4-4634-8940-f658854f20b0}" kded(9818) Nm08Connections::gotSecrets: Importing "{a501805c-b3f4-4634-8940-f658854f20b0}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{8e9b7f38-27b4-44a5-abe5-128f8a4a9ce5}" Adding key-mgmt: wpa-psk kded(9818) Nm08Connections::gotSecrets: Importing "{8e9b7f38-27b4-44a5-abe5-128f8a4a9ce5}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{577bc8fe-d1f4-4e3c-9c90-4ea6830f4415}" kded(9818) Nm08Connections::gotSecrets: Importing "{577bc8fe-d1f4-4e3c-9c90-4ea6830f4415}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{ccb5f468-1f88-48e8-a3b4-dcb3a9217497}" kded(9818): ""timestamp" - conversion of "-4713,1,1,0,0,0" to QDateTime failed" kded(9818) Nm08Connections::gotSecrets: Importing "{ccb5f468-1f88-48e8-a3b4-dcb3a9217497}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{baacee48-1409-4907-8fed-0be2ff3add46}" Adding key-mgmt: wpa-psk kded(9818) Nm08Connections::gotSecrets: Importing "{baacee48-1409-4907-8fed-0be2ff3add46}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{29cd4846-78ac-401c-9318-206c06742a95}" Adding key-mgmt: wpa-psk kded(9818) Nm08Connections::gotSecrets: Importing "{29cd4846-78ac-401c-9318-206c06742a95}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{5ee1524e-7038-4f9b-b082-46e785f45920}" kded(9818) Nm08Connections::gotSecrets: Importing "{5ee1524e-7038-4f9b-b082-46e785f45920}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{88f47d3f-d98e-41ad-b90a-a4bd37bf50d5}" kded(9818) Nm08Connections::gotSecrets: Importing "{88f47d3f-d98e-41ad-b90a-a4bd37bf50d5}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "The name org.freedesktop.NetworkManager was not provided by any .service files" kded(9818) Nm08Connections::importNextNm08Connection: Importing "{00daac33-46c0-43da-811f-9fa571b7b50b}" kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-11-wireless-security" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized kded(9818) Nm08Connections::gotSecrets: Importing "{00daac33-46c0-43da-811f-9fa571b7b50b}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "Saving connection failed: (15) A connection with this UUID already exists." kded(9818) Nm08Connections::importNextNm08Connection: Importing "{1c6420c4-3b0e-4f6d-95b3-fab8a3300113}" Adding key-mgmt: wpa-psk kded(9818) Nm08Connections::gotSecrets: Importing "{1c6420c4-3b0e-4f6d-95b3-fab8a3300113}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "Saving connection failed: (15) A connection with this UUID already exists." kded(9818) Nm08Connections::importNextNm08Connection: Importing "{b59ab582-5590-4b6c-8542-24f6ddec1a01}" Adding key-mgmt: wpa-psk kded(9818) Nm08Connections::gotSecrets: Importing "{b59ab582-5590-4b6c-8542-24f6ddec1a01}" finished. kded(9818)/Network Management (NetworkManager backend) NMDBusSettingsConnectionProvider::onConnectionAddArrived: Adding connection failed: "Saving connection failed: (15) A connection with this UUID already exists." kded(9818) Nm08Connections::importNextNm08Connection: Importing "{e7cc6fa0-6cb8-4327-8e49-4c55e46efbdd}" Adding key-mgmt: wpa-psk kded(9818) Nm08Connections::gotSecrets: Importing "{e7cc6fa0-6cb8-4327-8e49-4c55e46efbdd}" finished. kded(9818)/Network Management (NetworkManager backend) ConnectionDbus::fromDbusMap: Setting "802-1x" not initialized KCrash: Attempting to start /usr/bin/kded4 from kdeinit sock_file=/home/jan/.kde/socket-tank.wg.de/kdeinit4__0 KCrash: Application 'kded4' crashing... KCrash: Attempting to start /usr/lib/kde4/libexec/drkonqi from kdeinit sock_file=/home/jan/.kde/socket-tank.wg.de/kdeinit4__0 QSocketNotifier: Invalid socket 16 and type 'Read', disabling...