Sorry, I do not able to understand the advise. I tried 'gio mount -s
gphoto2' and try capture image but is not working .. getting same error as
earlier.

On Mon, Jan 20, 2020 at 2:53 AM Marcus Meissner <mar...@jet.franken.de>
wrote:

> Hi,
>
> Jus tfound in another mail a perhaps more reliable way to umount gvfs
>
>         gio mount -s gphoto2
>
> Ciao, amrcus
> On Sun, Jan 19, 2020 at 04:48:27PM -0500, Damon Lynch wrote:
> > Of possible interest is a user's bug report for Rapid Photo Downloader
> > (which uses libgphoto2), which reports a GoPro Hero 7 unmounting problem.
> > To give libgphoto2 access to a camera / MTP device, Rapid Photo
> Downloader
> > attempts to automatically free the device from GVFS's control (the
> > so-called unmount). It normally works without issue, and libgphoto2 can
> > access the device as expected. But with the GoPro Hero 7, the user
> reports
> > "running Rapid Photo Downloader when the GoPro is already mounted causes
> it
> > to unmount/mount repeatedly until RPD is closed or the GoPro is
> unplugged."
> >
> > I have not followed up due to lack of time (and a lack of the device) on
> my
> > part, but the Rapid Photo Downloader log files indicate the user's report
> > is accurate — the system is automatically remounting the GoPro as soon as
> > it is unmounted, which is not something I've seen before.
> > https://bugs.launchpad.net/rapid/+bug/1854623
> >
> >
> > On Sun, Jan 19, 2020 at 9:53 AM Sasi Karanam <sasiemail2...@gmail.com>
> > wrote:
> >
> > > Still I am getting the same error message. Pleas see the below .also
> > > attached log and config files as you advised.
> > > Please help me !
> > >
> > > +++++++++++++++++++++++++++++++++
> > > pi@raspberrypi:~/gphoto2-2.5.6 $ ps auxw|grep gphoto2
> > > pi        1487  0.0  0.0   7348   548 pts/0    S+   08:40   0:00 grep
> > > --color=auto gphoto2
> > > pi@raspberrypi:~/gphoto2-2.5.6 $ gphoto2 --auto-detect
> > > Model                          Port
> > >
> > > ----------------------------------------------------------
> > > USB PTP Class Camera           usb:001,004
> > > pi@raspberrypi:~/gphoto2-2.5.6 $ LANG=C gphoto2 --summary >summary.txt
> > >
> > > *** Error ***
> > > An error occurred in the io-library ('Could not claim the USB device'):
> > > Could not claim interface 0 (Device or resource busy). Make sure no
> other
> > > program (gvfs-gphoto2-volume-monitor) or kernel module (such as sdc2xx,
> > > stv680, spca50x) is using the device and you have read/write access to
> the
> > > device.
> > > *** Error (-53: 'Could not claim the USB device') ***
> > >
> > > pi@raspberrypi:~/gphoto2-2.5.6 $ LANG=C gphoto2 --list-all-config
> > > >config.txt
> > >
> > > *** Error ***
> > > An error occurred in the io-library ('Could not claim the USB device'):
> > > Could not claim interface 0 (Device or resource busy). Make sure no
> other
> > > program (gvfs-gphoto2-volume-monitor) or kernel module (such as sdc2xx,
> > > stv680, spca50x) is using the device and you have read/write access to
> the
> > > device.
> > > *** Error (-53: 'Could not claim the USB device') ***
> > >
> > > pi@raspberrypi:~/gphoto2-2.5.6 $ gphoto2 --capture-image
> > >
> > >
> > > *** Error ***
> > > An error occurred in the io-library ('Could not claim the USB device'):
> > > Could not claim interface 0 (Device or resource busy). Make sure no
> other
> > > program (gvfs-gphoto2-volume-monitor) or kernel module (such as sdc2xx,
> > > stv680, spca50x) is using the device and you have read/write access to
> the
> > > device.
> > > ERROR: Could not capture image.
> > > ERROR: Could not capture.
> > > *** Error (-53: 'Could not claim the USB device') ***
> > >
> > > For debugging messages, please use the --debug option.
> > > Debugging messages may help finding a solution to your problem.
> > > If you intend to send any error or debug messages to the gphoto
> > > developer mailing list <gphoto-devel@lists.sourceforge.net>, please
> run
> > > gphoto2 as follows:
> > >
> > >     env LANG=C gphoto2 --debug --debug-logfile=my-logfile.txt
> > > --capture-image
> > >
> > > Please make sure there is sufficient quoting around the arguments.
> > >
> > > pi@raspberrypi:~/gphoto2-2.5.6 $ env LANG=C gphoto2 --debug
> > > --debug-logfile=my-logfile.txt --capture-image
> > >
> > >
> > > *** Error ***
> > > An error occurred in the io-library ('Could not claim the USB device'):
> > > Could not claim interface 0 (Device or resource busy). Make sure no
> other
> > > program (gvfs-gphoto2-volume-monitor) or kernel module (such as sdc2xx,
> > > stv680, spca50x) is using the device and you have read/write access to
> the
> > > device.
> > > ERROR: Could not capture image.
> > > ERROR: Could not capture.
> > > *** Error (-53: 'Could not claim the USB device') ***
> > >
> > > pi@raspberrypi:~/gphoto2-2.5.6 $
> > >
> > > On Sun, Jan 19, 2020 at 3:19 AM Marcus Meissner <meiss...@suse.de>
> wrote:
> > >
> > >> Hi,
> > >>
> > >> gphoto2 in your trace is being blocked by the "GVFS" slave that
> provides
> > >> the camera to Nautilus filebrowsing.
> > >>
> > >> Up to now the GoPro Hero series did not support remote capture over
> USB
> > >> though, so its unlikely that the new one works :/
> > >>
> > >> Once you get gvfs disabled, (ps auxw|grep gphoto2, kill the processes
> > >> with gphoto in their names)
> > >> you can try the steps from
> http://gphoto.org/proj/libgphoto2/support.php
> > >>
> > >> Record the output of gphoto2 --auto-detect to see if it is detected
> in a
> > >> generic way, or by another name. If it is detected already, run the
> steps
> > >> below:
> > >> Record the output of LANG=C gphoto2 --summary >summary.txt to get
> generic
> > >> summary information into the summary.txt file.
> > >> Record the output of LANG=C gphoto2 --list-all-config >config.txt to
> get
> > >> the configuration tree into the config.txt file.
> > >> Record the output of gphoto2 --capture-image to see if capture works
> > >> already.
> > >>
> > >> Ciao, Marcus
> > >> On Sun, Jan 19, 2020 at 01:06:30AM -0500, Sasi Karanam wrote:
> > >> > Also please see config details of my raspberry pi4
> > >> >
> > >> > pi@raspberrypi:~/gphoto2-2.5.6 $ lsusb -v
> > >> >
> > >> > Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> > >> > Couldn't open device, some information will be missing
> > >> > Device Descriptor:
> > >> >   bLength                18
> > >> >   bDescriptorType         1
> > >> >   bcdUSB               2.00
> > >> >   bDeviceClass            9 Hub
> > >> >   bDeviceSubClass         0
> > >> >   bDeviceProtocol         1 Single TT
> > >> >   bMaxPacketSize0        64
> > >> >   idVendor           0x1d6b Linux Foundation
> > >> >   idProduct          0x0002 2.0 root hub
> > >> >   bcdDevice            4.19
> > >> >   iManufacturer           3
> > >> >   iProduct                2
> > >> >   iSerial                 1
> > >> >   bNumConfigurations      1
> > >> >   Configuration Descriptor:
> > >> >     bLength                 9
> > >> >     bDescriptorType         2
> > >> >     wTotalLength       0x0019
> > >> >     bNumInterfaces          1
> > >> >     bConfigurationValue     1
> > >> >     iConfiguration          0
> > >> >     bmAttributes         0xe0
> > >> >       Self Powered
> > >> >       Remote Wakeup
> > >> >     MaxPower                0mA
> > >> >     Interface Descriptor:
> > >> >       bLength                 9
> > >> >       bDescriptorType         4
> > >> >       bInterfaceNumber        0
> > >> >       bAlternateSetting       0
> > >> >       bNumEndpoints           1
> > >> >       bInterfaceClass         9 Hub
> > >> >       bInterfaceSubClass      0
> > >> >       bInterfaceProtocol      0 Full speed (or root) hub
> > >> >       iInterface              0
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x81  EP 1 IN
> > >> >         bmAttributes            3
> > >> >           Transfer Type            Interrupt
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x0004  1x 4 bytes
> > >> >         bInterval              12
> > >> >
> > >> > Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> > >> > Couldn't open device, some information will be missing
> > >> > Device Descriptor:
> > >> >   bLength                18
> > >> >   bDescriptorType         1
> > >> >   bcdUSB               3.00
> > >> >   bDeviceClass            9 Hub
> > >> >   bDeviceSubClass         0
> > >> >   bDeviceProtocol         3
> > >> >   bMaxPacketSize0         9
> > >> >   idVendor           0x1d6b Linux Foundation
> > >> >   idProduct          0x0003 3.0 root hub
> > >> >   bcdDevice            4.19
> > >> >   iManufacturer           3
> > >> >   iProduct                2
> > >> >   iSerial                 1
> > >> >   bNumConfigurations      1
> > >> >   Configuration Descriptor:
> > >> >     bLength                 9
> > >> >     bDescriptorType         2
> > >> >     wTotalLength       0x001f
> > >> >     bNumInterfaces          1
> > >> >     bConfigurationValue     1
> > >> >     iConfiguration          0
> > >> >     bmAttributes         0xe0
> > >> >       Self Powered
> > >> >       Remote Wakeup
> > >> >     MaxPower                0mA
> > >> >     Interface Descriptor:
> > >> >       bLength                 9
> > >> >       bDescriptorType         4
> > >> >       bInterfaceNumber        0
> > >> >       bAlternateSetting       0
> > >> >       bNumEndpoints           1
> > >> >       bInterfaceClass         9 Hub
> > >> >       bInterfaceSubClass      0
> > >> >       bInterfaceProtocol      0 Full speed (or root) hub
> > >> >       iInterface              0
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x81  EP 1 IN
> > >> >         bmAttributes            3
> > >> >           Transfer Type            Interrupt
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x0004  1x 4 bytes
> > >> >         bInterval              12
> > >> >         bMaxBurst               0
> > >> >
> > >> > Bus 001 Device 003: ID 03f0:d407 HP, Inc
> > >> > Couldn't open device, some information will be missing
> > >> > Device Descriptor:
> > >> >   bLength                18
> > >> >   bDescriptorType         1
> > >> >   bcdUSB               2.00
> > >> >   bDeviceClass            0
> > >> >   bDeviceSubClass         0
> > >> >   bDeviceProtocol         0
> > >> >   bMaxPacketSize0        32
> > >> >   idVendor           0x03f0 HP, Inc
> > >> >   idProduct          0xd407
> > >> >   bcdDevice            1.33
> > >> >   iManufacturer           1
> > >> >   iProduct                2
> > >> >   iSerial                 0
> > >> >   bNumConfigurations      1
> > >> >   Configuration Descriptor:
> > >> >     bLength                 9
> > >> >     bDescriptorType         2
> > >> >     wTotalLength       0x003b
> > >> >     bNumInterfaces          2
> > >> >     bConfigurationValue     1
> > >> >     iConfiguration          0
> > >> >     bmAttributes         0xa0
> > >> >       (Bus Powered)
> > >> >       Remote Wakeup
> > >> >     MaxPower              100mA
> > >> >     Interface Descriptor:
> > >> >       bLength                 9
> > >> >       bDescriptorType         4
> > >> >       bInterfaceNumber        0
> > >> >       bAlternateSetting       0
> > >> >       bNumEndpoints           1
> > >> >       bInterfaceClass         3 Human Interface Device
> > >> >       bInterfaceSubClass      1 Boot Interface Subclass
> > >> >       bInterfaceProtocol      1 Keyboard
> > >> >       iInterface              0
> > >> >         HID Device Descriptor:
> > >> >           bLength                 9
> > >> >           bDescriptorType        33
> > >> >           bcdHID               1.11
> > >> >           bCountryCode            0 Not supported
> > >> >           bNumDescriptors         1
> > >> >           bDescriptorType        34 Report
> > >> >           wDescriptorLength      65
> > >> >          Report Descriptors:
> > >> >            ** UNAVAILABLE **
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x81  EP 1 IN
> > >> >         bmAttributes            3
> > >> >           Transfer Type            Interrupt
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x0008  1x 8 bytes
> > >> >         bInterval              10
> > >> >     Interface Descriptor:
> > >> >       bLength                 9
> > >> >       bDescriptorType         4
> > >> >       bInterfaceNumber        1
> > >> >       bAlternateSetting       0
> > >> >       bNumEndpoints           1
> > >> >       bInterfaceClass         3 Human Interface Device
> > >> >       bInterfaceSubClass      1 Boot Interface Subclass
> > >> >       bInterfaceProtocol      2 Mouse
> > >> >       iInterface              0
> > >> >         HID Device Descriptor:
> > >> >           bLength                 9
> > >> >           bDescriptorType        33
> > >> >           bcdHID               1.11
> > >> >           bCountryCode            0 Not supported
> > >> >           bNumDescriptors         1
> > >> >           bDescriptorType        34 Report
> > >> >           wDescriptorLength     241
> > >> >          Report Descriptors:
> > >> >            ** UNAVAILABLE **
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x82  EP 2 IN
> > >> >         bmAttributes            3
> > >> >           Transfer Type            Interrupt
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x0009  1x 9 bytes
> > >> >         bInterval               2
> > >> >
> > >> > Bus 001 Device 005: ID 2672:0049
> > >> > Device Descriptor:
> > >> >   bLength                18
> > >> >   bDescriptorType         1
> > >> >   bcdUSB               2.10
> > >> >   bDeviceClass            0
> > >> >   bDeviceSubClass         0
> > >> >   bDeviceProtocol         0
> > >> >   bMaxPacketSize0        64
> > >> >   idVendor           0x2672
> > >> >   idProduct          0x0049
> > >> >   bcdDevice            0.01
> > >> >   iManufacturer           1 GoPro
> > >> >   iProduct                2 HERO8 BLACK
> > >> >   iSerial                 3 C3333424790252
> > >> >   bNumConfigurations      1
> > >> >   Configuration Descriptor:
> > >> >     bLength                 9
> > >> >     bDescriptorType         2
> > >> >     wTotalLength       0x0027
> > >> >     bNumInterfaces          1
> > >> >     bConfigurationValue     1
> > >> >     iConfiguration          4 Config MTP
> > >> >     bmAttributes         0xc0
> > >> >       Self Powered
> > >> >     MaxPower              500mA
> > >> >     Interface Descriptor:
> > >> >       bLength                 9
> > >> >       bDescriptorType         4
> > >> >       bInterfaceNumber        0
> > >> >       bAlternateSetting       0
> > >> >       bNumEndpoints           3
> > >> >       bInterfaceClass         6 Imaging
> > >> >       bInterfaceSubClass      1 Still Image Capture
> > >> >       bInterfaceProtocol      1 Picture Transfer Protocol (PIMA
> 15470)
> > >> >       iInterface              5 MTP
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x81  EP 1 IN
> > >> >         bmAttributes            2
> > >> >           Transfer Type            Bulk
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x0200  1x 512 bytes
> > >> >         bInterval               0
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x01  EP 1 OUT
> > >> >         bmAttributes            2
> > >> >           Transfer Type            Bulk
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x0200  1x 512 bytes
> > >> >         bInterval               0
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x82  EP 2 IN
> > >> >         bmAttributes            3
> > >> >           Transfer Type            Interrupt
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x001c  1x 28 bytes
> > >> >         bInterval               6
> > >> > Binary Object Store Descriptor:
> > >> >   bLength                 5
> > >> >   bDescriptorType        15
> > >> >   wTotalLength       0x0016
> > >> >   bNumDeviceCaps          2
> > >> >   USB 2.0 Extension Device Capability:
> > >> >     bLength                 7
> > >> >     bDescriptorType        16
> > >> >     bDevCapabilityType      2
> > >> >     bmAttributes   0x00000006
> > >> >       BESL Link Power Management (LPM) Supported
> > >> >   SuperSpeed USB Device Capability:
> > >> >     bLength                10
> > >> >     bDescriptorType        16
> > >> >     bDevCapabilityType      3
> > >> >     bmAttributes         0x00
> > >> >     wSpeedsSupported   0x000f
> > >> >       Device can operate at Low Speed (1Mbps)
> > >> >       Device can operate at Full Speed (12Mbps)
> > >> >       Device can operate at High Speed (480Mbps)
> > >> >       Device can operate at SuperSpeed (5Gbps)
> > >> >     bFunctionalitySupport   1
> > >> >       Lowest fully-functional device speed is Full Speed (12Mbps)
> > >> >     bU1DevExitLat           1 micro seconds
> > >> >     bU2DevExitLat         500 micro seconds
> > >> > can't get debug descriptor: Resource temporarily unavailable
> > >> > Device Status:     0x0001
> > >> >   Self Powered
> > >> >
> > >> > Bus 001 Device 002: ID 2109:3431 VIA Labs, Inc. Hub
> > >> > Couldn't open device, some information will be missing
> > >> > Device Descriptor:
> > >> >   bLength                18
> > >> >   bDescriptorType         1
> > >> >   bcdUSB               2.10
> > >> >   bDeviceClass            9 Hub
> > >> >   bDeviceSubClass         0
> > >> >   bDeviceProtocol         1 Single TT
> > >> >   bMaxPacketSize0        64
> > >> >   idVendor           0x2109 VIA Labs, Inc.
> > >> >   idProduct          0x3431 Hub
> > >> >   bcdDevice            4.20
> > >> >   iManufacturer           0
> > >> >   iProduct                1
> > >> >   iSerial                 0
> > >> >   bNumConfigurations      1
> > >> >   Configuration Descriptor:
> > >> >     bLength                 9
> > >> >     bDescriptorType         2
> > >> >     wTotalLength       0x0019
> > >> >     bNumInterfaces          1
> > >> >     bConfigurationValue     1
> > >> >     iConfiguration          0
> > >> >     bmAttributes         0xe0
> > >> >       Self Powered
> > >> >       Remote Wakeup
> > >> >     MaxPower              100mA
> > >> >     Interface Descriptor:
> > >> >       bLength                 9
> > >> >       bDescriptorType         4
> > >> >       bInterfaceNumber        0
> > >> >       bAlternateSetting       0
> > >> >       bNumEndpoints           1
> > >> >       bInterfaceClass         9 Hub
> > >> >       bInterfaceSubClass      0
> > >> >       bInterfaceProtocol      0 Full speed (or root) hub
> > >> >       iInterface              0
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x81  EP 1 IN
> > >> >         bmAttributes            3
> > >> >           Transfer Type            Interrupt
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x0001  1x 1 bytes
> > >> >         bInterval              12
> > >> >
> > >> > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> > >> > Couldn't open device, some information will be missing
> > >> > Device Descriptor:
> > >> >   bLength                18
> > >> >   bDescriptorType         1
> > >> >   bcdUSB               2.00
> > >> >   bDeviceClass            9 Hub
> > >> >   bDeviceSubClass         0
> > >> >   bDeviceProtocol         1 Single TT
> > >> >   bMaxPacketSize0        64
> > >> >   idVendor           0x1d6b Linux Foundation
> > >> >   idProduct          0x0002 2.0 root hub
> > >> >   bcdDevice            4.19
> > >> >   iManufacturer           3
> > >> >   iProduct                2
> > >> >   iSerial                 1
> > >> >   bNumConfigurations      1
> > >> >   Configuration Descriptor:
> > >> >     bLength                 9
> > >> >     bDescriptorType         2
> > >> >     wTotalLength       0x0019
> > >> >     bNumInterfaces          1
> > >> >     bConfigurationValue     1
> > >> >     iConfiguration          0
> > >> >     bmAttributes         0xe0
> > >> >       Self Powered
> > >> >       Remote Wakeup
> > >> >     MaxPower                0mA
> > >> >     Interface Descriptor:
> > >> >       bLength                 9
> > >> >       bDescriptorType         4
> > >> >       bInterfaceNumber        0
> > >> >       bAlternateSetting       0
> > >> >       bNumEndpoints           1
> > >> >       bInterfaceClass         9 Hub
> > >> >       bInterfaceSubClass      0
> > >> >       bInterfaceProtocol      0 Full speed (or root) hub
> > >> >       iInterface              0
> > >> >       Endpoint Descriptor:
> > >> >         bLength                 7
> > >> >         bDescriptorType         5
> > >> >         bEndpointAddress     0x81  EP 1 IN
> > >> >         bmAttributes            3
> > >> >           Transfer Type            Interrupt
> > >> >           Synch Type               None
> > >> >           Usage Type               Data
> > >> >         wMaxPacketSize     0x0004  1x 4 bytes
> > >> >         bInterval              12
> > >> >
> > >> > On Sun, Jan 19, 2020 at 12:32 AM Sasi Karanam <
> sasiemail2...@gmail.com>
> > >> > wrote:
> > >> >
> > >> > > Sorry. Please see  the below..
> > >> > >
> > >> > > ++++++++++++++
> > >> > > *** Error ***
> > >> > > An error occurred in the io-library ('Could not claim the USB
> > >> device'):
> > >> > > Could not claim interface 0 (Device or resource busy). Make sure
> no
> > >> other
> > >> > > program (gvfs-gphoto2-volume-monitor) or kernel module (such as
> > >> sdc2xx,
> > >> > > stv680, spca50x) is using the device and you have read/write
> access
> > >> to the
> > >> > > device.
> > >> > > ERROR: Could not capture image.
> > >> > > ERROR: Could not capture.
> > >> > > *** Error (-53: 'Could not claim the USB device') ***
> > >> > > ++++++++++++++++++++
> > >> > >
> > >> > > also attached the log file.  Please advise.
> > >> > >
> > >> > > On Sat, Jan 18, 2020 at 9:44 PM Hubert Figuière <h...@figuiere.net
> >
> > >> wrote:
> > >> > >
> > >> > >> On 2020-01-18 7:46 p.m., Sasi Karanam wrote:
> > >> > >> > Hi ,
> > >> > >> > I am trying to capture images by using gopro 8 black and
> getting
> > >> below
> > >> > >> > error message even though it is detecting as USB PTP Class
> Camera.
> > >> > >> Please
> > >> > >> > help me.
> > >> > >> >
> > >> > >> > Eroor message :
> > >> > >> > ++++++++++++++++++++
> > >> > >> > For debugging messages, please use the --debug option.
> > >> > >> > Debugging messages may help finding a solution to your problem.
> > >> > >> > If you intend to send any error or debug messages to the gphoto
> > >> > >> > developer mailing list <gphoto-devel@lists.sourceforge.net>,
> > >> please run
> > >> > >> > gphoto2 as follows:
> > >> > >> >
> > >> > >> >     env LANG=C gphoto2 --debug --debug-logfile=my-logfile.txt
> > >> --summary
> > >> > >> >
> > >> > >> > Please make sure there is sufficient quoting around the
> arguments.
> > >> > >> > +++++++++++++++++++++++
> > >> > >> >
> > >> > >> > pi@raspberrypi:~ $ gphoto2 --auto-detect
> > >> > >> > Model                          Port
> > >> > >> >
> > >> > >> > ----------------------------------------------------------
> > >> > >> > USB PTP Class Camera           usb:001,004
> > >> > >> >
> > >> > >>
> > >> > >> You stripped the relevant part of the output with the actual
> error
> > >> > >> message so it is hard to know what's happening here.
> > >> > >>
> > >> > >>
> > >> > >> Cheers,
> > >> > >>
> > >> > >> Hub
> > >> > >>
> > >> > >
> > >>
> > >>
> > >> > _______________________________________________
> > >> > Gphoto-devel mailing list
> > >> > Gphoto-devel@lists.sourceforge.net
> > >> > https://lists.sourceforge.net/lists/listinfo/gphoto-devel
> > >>
> > >>
> > >> --
> > >> Marcus Meissner,SUSE LINUX GmbH; Maxfeldstrasse 5; D-90409 Nuernberg;
> Zi.
> > >> 3.1-33,+49-911-740 53-432,,serv=loki,mail=wotan,type=real <
> > >> meiss...@suse.de>
> > >>
> > > _______________________________________________
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> > > Gphoto-devel@lists.sourceforge.net
> > > https://lists.sourceforge.net/lists/listinfo/gphoto-devel
> > >
> >
> >
> > --
> > http://www.damonlynch.net
>
>
> > _______________________________________________
> > Gphoto-devel mailing list
> > Gphoto-devel@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/gphoto-devel
>
>
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