Hi Kurokawa,

Your problem is likely that another process blocks the camera access,
usually this is "gvfs". You need to terminate the GVFS gphoto2 processes
and try again.

Ciao, Marcus

On Fri, Jan 20, 2023 at 11:41:15AM +0900, 黒川一成 wrote:
> Nice to meet you.
> I'm Kurokawa
> 
> Installed with apt-get install gphoto2 on Banana Pi BPI-M2 ZERO.
> 
> Thank you.
> 
> 

> 0.000688 main                        (2): 
> ????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????:
> 0.000969 main                        (2): gphoto2 2.5.11
> 0.001064 main                        (2): gphoto2 
> ?????????????????????????????????????????????????????????:
> 0.001113 main                        (2):  + gcc (C compiler used)
> 0.001154 main                        (2):  + popt (mandatory, for handling 
> command-line parameters)
> 0.001189 main                        (2):  + exif (for displaying EXIF 
> information)
> 0.001220 main                        (2):  + cdk (for accessing configuration 
> options)
> 0.001254 main                        (2):  + aa (for displaying live previews)
> 0.001285 main                        (2):  + jpeg (for displaying live 
> previews in JPEG format)
> 0.001314 main                        (2):  + readline (for easy navigation in 
> the shell)
> 0.001383 main                        (2): libgphoto2 2.5.12
> 0.001432 main                        (2): libgphoto2 
> ?????????????????????????????????????????????????????????:
> 0.001463 main                        (2):  + all camlibs
> 0.001489 main                        (2):  + gcc (C compiler used)
> 0.001516 main                        (2):  + ltdl (for portable loading of 
> camlibs)
> 0.001542 main                        (2):  + EXIF (for special handling of 
> EXIF files)
> 0.001569 main                        (2): libgphoto2_port 0.12.0
> 0.001601 main                        (2): libgphoto2_port 
> ?????????????????????????????????????????????????????????:
> 0.001629 main                        (2):  + gcc (C compiler used)
> 0.001655 main                        (2):  + ltdl (for portable loading of 
> camlibs)
> 0.001681 main                        (2):  + USB (libusb1, for USB cameras)
> 0.001707 main                        (2):  + serial (for serial cameras)
> 0.001732 main                        (2):  + no resmgr (serial port access 
> and locking)
> 0.001758 main                        (2):  + no ttylock (serial port locking)
> 0.001783 main                        (2):  + no lockdev (serial port locking)
> 0.001810 main                        (2): CAMLIBS env var not set, using 
> compile-time default instead
> 0.001836 main                        (2): IOLIBS env var not set, using 
> compile-time default instead
> 0.001861 main                        (2): invoked with following arguments:
> 0.001888 main                        (2):   --debug
> 0.001913 main                        (2):   --debug-logfile=my-logfile.txt
> 0.001939 main                        (2):   --summary
> 0.002074 load_settings               (2): Creating gphoto config directory 
> ('/root/.gphoto')
> 0.002309 load_settings               (2): Loading settings from file 
> '/root/.gphoto/settings'.
> 0.003136 main                        (2): The user has not specified both a 
> model and a port. Try to figure them out.
> 0.003187 gp_port_info_list_load      (2): Using ltdl to load io-drivers from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0'...
> 0.003830 foreach_func                (2): Called for filename 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/disk'.
> 0.005087 gp_port_library_list        (2): found fstab fsname proc
> 0.005180 gp_port_library_list        (2): found fstab fsname /dev/mmcblk0p1
> 0.005260 gp_port_library_list        (2): found fstab fsname /dev/mmcblk0p2
> 0.005610 gp_port_library_list        (2): found mtab fsname sysfs
> 0.005670 gp_port_library_list        (2): found mtab fsname proc
> 0.005710 gp_port_library_list        (2): found mtab fsname udev
> 0.005792 gp_port_library_list        (2): found mtab fsname devpts
> 0.005833 gp_port_library_list        (2): found mtab fsname tmpfs
> 0.005907 gp_port_library_list        (2): found mtab fsname /dev/mmcblk0p2
> 0.005964 gp_port_library_list        (2): found mtab fsname securityfs
> 0.006004 gp_port_library_list        (2): found mtab fsname selinuxfs
> 0.006101 gp_port_library_list        (2): found mtab fsname tmpfs
> 0.006184 gp_port_library_list        (2): found mtab fsname tmpfs
> 0.006260 gp_port_library_list        (2): found mtab fsname tmpfs
> 0.006416 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006460 gp_port_library_list        (2): found mtab fsname pstore
> 0.006549 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006707 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006750 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006787 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006823 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006859 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006895 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006930 gp_port_library_list        (2): found mtab fsname cgroup
> 0.006965 gp_port_library_list        (2): found mtab fsname cgroup
> 0.007000 gp_port_library_list        (2): found mtab fsname mqueue
> 0.007036 gp_port_library_list        (2): found mtab fsname sunrpc
> 0.007115 gp_port_library_list        (2): found mtab fsname debugfs
> 0.007208 gp_port_library_list        (2): found mtab fsname configfs
> 0.007303 gp_port_library_list        (2): found mtab fsname fusectl
> 0.007379 gp_port_library_list        (2): found mtab fsname /dev/mmcblk0p1
> 0.007445 gp_port_library_list        (2): found mtab fsname tmpfs
> 0.007532 gp_port_library_list        (2): found mtab fsname gvfsd-fuse
> 0.007573 gp_port_library_list        (2): found mtab fsname xrdp-chansrv
> 0.007775 foreach_func                (2): Loaded '' ('^disk:') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/disk'.
> 0.007819 foreach_func                (2): Called for filename 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/ptpip'.
> 0.008631 foreach_func                (2): Loaded 'PTP/IP Connection' 
> ('ptpip:') from '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/ptpip'.
> 0.008695 foreach_func                (2): Loaded '' ('^ptpip:') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/ptpip'.
> 0.008727 foreach_func                (2): Called for filename 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/serial'.
> 0.009891 foreach_func                (2): Loaded '????????????????????? 0' 
> ('serial:/dev/ttyS0') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/serial'.
> 0.009956 foreach_func                (2): Loaded '????????????????????? 1' 
> ('serial:/dev/ttyS1') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/serial'.
> 0.009991 foreach_func                (2): Loaded '????????????????????? 2' 
> ('serial:/dev/ttyS2') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/serial'.
> 0.010024 foreach_func                (2): Loaded '????????????????????? 3' 
> ('serial:/dev/ttyS3') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/serial'.
> 0.010055 foreach_func                (2): Loaded 'Serial Port Device' 
> ('serial:') from '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/serial'.
> 0.010088 foreach_func                (2): Loaded '' ('^serial:') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/serial'.
> 0.010118 foreach_func                (2): Called for filename 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/usb1'.
> 0.027499 foreach_func                (2): Loaded '' ('^usb:') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/usb1'.
> 0.027622 foreach_func                (2): Loaded 'Universal Serial Bus' 
> ('usb:004,002') from 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/usb1'.
> 0.027661 foreach_func                (2): Called for filename 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/usbdiskdirect'.
> 0.028630 foreach_func                (2): Called for filename 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/usbscsi'.
> 0.029543 foreach_func                (2): Called for filename 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/vusb'.
> 0.030138 gp_port_library_type        (2): ()
> 0.030191 foreach_func                (2): 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2_port/0.12.0/vusb' already loaded
> 0.030336 gp_port_info_list_count     (2): Counting entries (11 available)...
> 0.030375 gp_port_info_list_count     (2): 7 regular entries available.
> 0.030445 gp_abilities_list_load_dir  (2): Using ltdl to load camera libraries 
> from '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12'...
> 0.031392 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/adc65'.
> 0.031448 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/agfa_cl20'.
> 0.031481 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/aox'.
> 0.031510 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/ax203'.
> 0.031540 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/barbie'.
> 0.031569 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/canon'.
> 0.031598 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/casio_qv'.
> 0.031627 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/clicksmart310'.
> 0.031656 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/digigr8'.
> 0.031685 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/digita'.
> 0.031714 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/dimagev'.
> 0.031743 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/dimera3500'.
> 0.031771 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/directory'.
> 0.031800 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/enigma13'.
> 0.031830 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/fuji'.
> 0.031858 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/gsmart300'.
> 0.031887 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/hp215'.
> 0.031916 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/iclick'.
> 0.031945 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/jamcam'.
> 0.031973 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/jd11'.
> 0.032001 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/jl2005a'.
> 0.032029 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/jl2005c'.
> 0.032059 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/kodak_dc120'.
> 0.032088 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/kodak_dc210'.
> 0.032117 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/kodak_dc240'.
> 0.032145 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/kodak_dc3200'.
> 0.032174 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/kodak_ez200'.
> 0.032203 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/konica'.
> 0.032232 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/konica_qm150'.
> 0.032261 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/largan'.
> 0.032290 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/lg_gsm'.
> 0.032318 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/mars'.
> 0.032347 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/mustek'.
> 0.032376 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/panasonic_coolshot'.
> 0.032405 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/panasonic_dc1000'.
> 0.032433 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/panasonic_dc1580'.
> 0.032462 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/panasonic_l859'.
> 0.032492 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/pccam300'.
> 0.032557 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/pccam600'.
> 0.032588 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/pentax'.
> 0.032618 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/polaroid_pdc320'.
> 0.032647 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/polaroid_pdc640'.
> 0.032676 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/polaroid_pdc700'.
> 0.032704 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/ptp2'.
> 0.032733 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/ricoh'.
> 0.032762 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/ricoh_g3'.
> 0.032791 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/samsung'.
> 0.032820 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/sierra'.
> 0.032849 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/sipix_blink2'.
> 0.032878 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/sipix_web2'.
> 0.032906 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/smal'.
> 0.032935 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/sonix'.
> 0.032964 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/sony_dscf1'.
> 0.032993 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/sony_dscf55'.
> 0.033022 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/soundvision'.
> 0.033050 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/spca50x'.
> 0.033080 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/sq905'.
> 0.033109 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/st2205'.
> 0.033138 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/stv0674'.
> 0.033167 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/stv0680'.
> 0.033196 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/sx330z'.
> 0.033224 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/topfield'.
> 0.033253 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/toshiba_pdrm11'.
> 0.033395 foreach_func                (2): Found 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/tp6801'.
> 0.033477 gp_abilities_list_load_dir  (2): Found 64 camera drivers.
> 0.220648 gp_port_info_list_count     (2): Counting entries (11 available)...
> 0.220892 gp_port_info_list_count     (2): 7 regular entries available.
> 0.220945 gp_port_new                 (2): Creating new device...
> 0.221004 gp_port_info_list_get_info  (2): Getting info of entry 0 (11 
> available)...
> 0.221928 gp_port_set_settings        (2): Setting settings...
> 0.222020 gp_port_info_list_get_info  (2): Getting info of entry 1 (11 
> available)...
> 0.222754 gp_port_set_timeout         (2): Setting port timeout to 500 
> milliseconds.
> 0.222812 gp_port_set_settings        (2): Setting settings...
> 0.222848 gp_port_info_list_get_info  (2): Getting info of entry 2 (11 
> available)...
> 0.223594 gp_port_set_timeout         (2): Setting port timeout to 500 
> milliseconds.
> 0.223670 gp_port_set_settings        (2): Setting settings...
> 0.223706 gp_port_info_list_get_info  (2): Getting info of entry 3 (11 
> available)...
> 0.224371 gp_port_set_timeout         (2): Setting port timeout to 500 
> milliseconds.
> 0.224425 gp_port_set_settings        (2): Setting settings...
> 0.224459 gp_port_info_list_get_info  (2): Getting info of entry 4 (11 
> available)...
> 0.225009 gp_port_set_timeout         (2): Setting port timeout to 500 
> milliseconds.
> 0.225120 gp_port_set_settings        (2): Setting settings...
> 0.225157 gp_port_info_list_get_info  (2): Getting info of entry 5 (11 
> available)...
> 0.225698 gp_port_set_timeout         (2): Setting port timeout to 500 
> milliseconds.
> 0.225740 gp_port_set_settings        (2): Setting settings...
> 0.225772 gp_port_info_list_get_info  (2): Getting info of entry 6 (11 
> available)...
> 0.241144 gp_port_set_timeout         (2): Setting port timeout to 5000 
> milliseconds.
> 0.241252 gp_port_set_settings        (2): Setting settings...
> 0.241300 gp_libusb1_update           (2): (old int=0, conf=-1, alt=-1) port 
> usb:004,002, (new int=0, conf=-1, alt=-1) port usb:004,002
> 0.241331 gp_libusb1_update           (2): lowlevel libusb1 port not yet 
> opened, no need for libusb changes
> 0.241362 gp_abilities_list_detect_usb(2): Auto-detecting USB cameras...
> 0.246142 gp_libusb1_find_device_by_class_lib(2): Looking for USB device 
> (class 0x29a, subclass, 0xffffffff, protocol 0xffffffff)...
> 0.246834 gp_libusb1_find_device_lib  (2): Looking for USB device (vendor 
> 0x4b0, product 0x432)... found.
> 0.247276 gp_libusb1_find_device_lib  (2): Detected defaults: config 1, 
> interface 0, altsetting 0, inep 81, outep 02, intep 83, class 06, subclass 01
> 0.247328 gp_abilities_list_detect_usb(2): Found 'Nikon DSC Df' (0x4b0,0x432)
> 0.247375 gp_port_free                (2): Freeing port...
> 0.247406 gp_port_close               (2): Closing port...
> 0.248634 gp_camera_set_abilities     (2): Setting abilities ('Nikon DSC 
> Df')...
> 0.248735 gp_setting_set              (2): Setting key 'model' to value 'Nikon 
> DSC Df' (gphoto2)
> 0.248781 save_settings               (2): Saving 2 setting(s) to file 
> "/root/.gphoto/settings"
> 0.249560 gp_port_info_list_lookup_path(2): Looking for path 'usb:004,002' (11 
> entries available)...
> 0.249631 gp_port_info_list_get_info  (2): Getting info of entry 6 (11 
> available)...
> 0.249669 gp_camera_set_port_info     (2): Setting port info for port 
> 'Universal Serial Bus' at 'usb:004,002'...
> 0.265702 gp_port_set_timeout         (2): Setting port timeout to 5000 
> milliseconds.
> 0.265814 gp_port_set_settings        (2): Setting settings...
> 0.265859 gp_libusb1_update           (2): (old int=0, conf=-1, alt=-1) port 
> usb:004,002, (new int=0, conf=-1, alt=-1) port usb:004,002
> 0.265890 gp_libusb1_update           (2): lowlevel libusb1 port not yet 
> opened, no need for libusb changes
> 0.265927 gp_setting_set              (2): Setting key 'port' to value 
> 'usb:004,002' (gphoto2)
> 0.265965 save_settings               (2): Saving 2 setting(s) to file 
> "/root/.gphoto/settings"
> 0.266748 gp_camera_init              (2): Initializing camera...
> 0.266951 gp_libusb1_find_device_lib  (2): Looking for USB device (vendor 
> 0x4b0, product 0x432)... found.
> 0.267363 gp_libusb1_find_device_lib  (2): Detected defaults: config 1, 
> interface 0, altsetting 0, inep 81, outep 02, intep 83, class 06, subclass 01
> 0.267411 gp_camera_init              (2): Loading 
> '/usr/lib/arm-linux-gnueabihf/libgphoto2/2.5.12/ptp2'...
> 0.274818 gp_port_open                (2): Opening USB port...
> 0.274960 gp_libusb1_open             (2): ()
> 0.275161 gp_libusb1_open             (2): claiming interface 0
> 0.275231 gp_libusb1_open [libusb1.c:421](0): 'libusb_claim_interface 
> (port->pl->dh, port->settings.usb.interface)' failed: Resource busy (-6)
> 0.275390 gp_port_set_error [gphoto2-port.c:1190](0): Could not claim 
> interface 0 (????????????????????????????????????????????????????????????). 
> 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.
> 0.276369 gp_context_error            (0): An error occurred in the io-library 
> ('USB ?????????????????????????????????????????????'): Could not claim 
> interface 0 (????????????????????????????????????????????????????????????). 
> 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.
> 0.280526 gp_camera_free              (2): Freeing camera...
> 0.280712 gp_port_free                (2): Freeing port...
> 0.280751 gp_port_close               (2): Closing port...
> 0.282078 gp_port_set_error [gphoto2-port.c:1190](0): Could not release 
> interface 0 (????????????????????????????????????????????????????????????).
> 0.282935 gp_filesystem_reset         (2): resetting filesystem
> 0.283025 gp_filesystem_lru_clear     (2): Clearing fscache LRU list...
> 0.283064 gp_filesystem_lru_clear     (2): fscache LRU list already empty
> 0.283094 delete_all_folders          (2): Internally deleting all folders 
> from '/'...
> 0.283123 lookup_folder               (2): Lookup folder '/'...
> 0.283152 lookup_folder               (2): Found! / is 0x7f65db38
> 0.283180 recurse_delete_folder       (2): Recurse delete folder 0x7f65db38//

> 
> 
> 


> _______________________________________________
> Gphoto-devel mailing list
> Gphoto-devel@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/gphoto-devel


-- 
Marcus Meissner (he/him), Distinguished Engineer / Senior Project Manager 
Security
SUSE Software Solutions Germany GmbH, Frankenstrasse 146, 90461 Nuernberg, 
Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Martje Boudien Moerman, HRB 
36809, AG Nuernberg


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