in addition to comment 29: the output of "dolphin camera:/" is equal to the output of "dolphin".
i tried starting dolphin with kdesudo but as user. that works and the camera is shown via the url camera:/. $ kdesudo -u username dolphin kdeinit4: Shutting down running client. Connecting to deprecated signal QDBusConnectionInterface::serviceOwnerChanged(QString,QString,QString) QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. kbuildsycoca4 running... Object::connect: No such signal org::freedesktop::UPower::DeviceAdded(QDBusObjectPath) Object::connect: No such signal org::freedesktop::UPower::DeviceRemoved(QDBusObjectPath) QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. "/org/freedesktop/UDisks2/drives/MATSHITADVD_RAM_UJ8E0_SP00JAN05060" : property "Drive" does not exist "/org/freedesktop/UDisks2/drives/ST500LT012_9WS142_W0VGRXGM" : property "Drive" does not exist "/org/freedesktop/UDisks2/drives/ST500LT012_9WS142_W0VGRXGM" : property "DeviceNumber" does not exist "/org/freedesktop/UDisks2/drives/ST500LT012_9WS142_W0VGRXGM" : property "Device" does not exist QPixmap::scaled: Pixmap is a null pixmap QObject::connect: Cannot connect (null)::resourceScoreUpdated(QString, QString, QString, double) to NepomukPlugin::resourceScoreUpdated(QString, QString, QString, double) QObject::connect: Cannot connect (null)::recentStatsDeleted(QString, int, QString) to NepomukPlugin::deleteRecentStats(QString, int, QString) QObject::connect: Cannot connect (null)::earlierStatsDeleted(QString, int) to NepomukPlugin::deleteEarlierStats(QString, int) QPixmap::scaled: Pixmap is a null pixmap QPixmap::scaled: Pixmap is a null pixmap Object::connect: No such signal org::freedesktop::UPower::DeviceAdded(QDBusObjectPath) Object::connect: No such signal org::freedesktop::UPower::DeviceRemoved(QDBusObjectPath) kactivitymanagerd(1884)/nepomuk (library) Nepomuk2::ResourceData::store: "The name org.kde.NepomukStorage was not provided by any .service files" kactivitymanagerd(1884)/nepomuk (library) Nepomuk2::ResourceData::store: "The name org.kde.NepomukStorage was not provided by any .service files" kactivitymanagerd(1884)/nepomuk (library) Nepomuk2::ResourceData::store: "The name org.kde.NepomukStorage was not provided by any .service files" kactivitymanagerd(1884)/nepomuk (library) Nepomuk2::ResourceData::store: "The name org.kde.NepomukStorage was not provided by any .service files" QDBusConnection: name 'org.kde.kglobalaccel' had owner '' but we thought it was ':1.7' QDBusConnection: session D-Bus connection created before QCoreApplication. Application may misbehave. klauncher: Exiting on signal 15 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1256591 Title: The system is unable to read from a PTP camera. To manage notifications about this bug go to: https://bugs.launchpad.net/digikam/+bug/1256591/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs