Hello, please find attached the output for the Canon EOS R100.
# gphoto2 --version gphoto2 2.5.28 Copyright (c) 2000-2021 Marcus Meissner and others gphoto2 comes with NO WARRANTY, to the extent permitted by law. You may redistribute copies of gphoto2 under the terms of the GNU General Public License. For more information about these matters, see the files named COPYING. This version of gphoto2 is using the following software versions and options: gphoto2 2.5.28 gcc, popt(m), exif, no cdk, no aa, jpeg, readline libgphoto2 2.5.31 standard camlibs (SKIPPING docupen), gcc, no ltdl, EXIF libgphoto2_port 0.12.2 iolibs: disk ptpip serial usb1 usbdiskdirect usbscsi, gcc, no ltdl, EXIF, USB, serial without locking # lsusb Bus 001 Device 009: ID 04a9:3312 Canon, Inc. Canon Digital Camera LANG=C gphoto2 --summary >summary.txt *** Error *** An error occurred in the io-library ('I/O problem'): The supplied vendor or product id (0x0,0x0) is not valid. *** Error (-7: 'I/O problem') *** root@prismabox-v2-86:/opt/mediauploader# cat summary.txt 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. root@prismabox-v2-86:/opt/mediauploader# env LANG=C gphoto2 --debug --debug-logfile=my-logfile.txt --summary *** Error *** An error occurred in the io-library ('I/O problem'): The supplied vendor or product id (0x0,0x0) is not valid. *** Error (-7: 'I/O problem') *** root@prismabox-v2-86:/opt/mediauploader# cat my-logfile.txt 0.000010 main (2): ALWAYS INCLUDE THE FOLLOWING LINES WHEN SENDING DEBUG MESSAGES TO THE MAILING LIST: 0.000039 main (2): gphoto2 2.5.28 0.000045 main (2): gphoto2 has been compiled with the following options: 0.000049 main (2): + gcc (C compiler used) 0.000052 main (2): + popt (mandatory, for handling command-line parameters) 0.000056 main (2): + exif (for displaying EXIF information) 0.000060 main (2): + no cdk (for accessing configuration options) 0.000063 main (2): + no aa (for displaying live previews) 0.000067 main (2): + jpeg (for displaying live previews in JPEG format) 0.000070 main (2): + readline (for easy navigation in the shell) 0.000077 main (2): libgphoto2 2.5.31 0.000081 main (2): libgphoto2 has been compiled with the following options: 0.000086 main (2): + standard camlib set SKIPPING SOME (ax203 canon digigr8 dimagev directory jl2005a jl2005c kodak_dc240 lumix mars pentax ptp2 ricoh_g3 sierra sonix sq905 st2205 topfield tp6801 SKIPPING docupen) 0.000090 main (2): + gcc (C compiler used) 0.000093 main (2): + no ltdl (for portable loading of camlibs) 0.000097 main (2): + EXIF (for special handling of EXIF files) 0.000103 main (2): libgphoto2_port 0.12.2 0.000107 main (2): libgphoto2_port has been compiled with the following options: 0.000111 main (2): + iolibs: disk ptpip serial usb1 usbdiskdirect usbscsi 0.000114 main (2): + gcc (C compiler used) 0.000118 main (2): + no ltdl (for portable loading of iolibs) 0.000122 main (2): + EXIF (for vusb) 0.000125 main (2): + USB (libusb1, for USB cameras) 0.000129 main (2): + serial (for serial cameras) 0.000132 main (2): + no resmgr (serial port access and locking) 0.000136 main (2): + no ttylock (serial port locking) 0.000139 main (2): + no lockdev (serial port locking) 0.000143 main (2): CAMLIBS env var not set, using compile-time default instead 0.000147 main (2): IOLIBS env var not set, using compile-time default instead 0.000150 main (2): invoked with following arguments: 0.000154 main (2): --debug 0.000158 main (2): --debug-logfile=my-logfile.txt 0.000161 main (2): --summary 0.000185 load_settings (2): Creating gphoto config directory ('/root/.gphoto') 0.000231 load_settings (2): Loading settings from file '/root/.gphoto/settings'. 0.000343 main (2): The user has not specified both a model and a port. Try to figure them out. 0.000351 gp_port_init_localedir (2): localedir has been set to /usr/local/share/locale (compile-time default) 0.000356 gp_port_info_list_load (2): Using ltdl to load io-drivers from '/usr/local/lib/libgphoto2_port/0.12.2'... 0.000425 foreach_func (2): Called for filename '/usr/local/lib/libgphoto2_port/0.12.2/disk'. 0.000639 gp_port_library_list (2): found mtab fstype overlay 0.000654 gp_port_library_list (2): found mtab fstype proc 0.000659 gp_port_library_list (2): found mtab fstype sysfs 0.000664 gp_port_library_list (2): found mtab fstype cgroup2 0.000668 gp_port_library_list (2): found mtab fstype devtmpfs 0.000680 gp_port_library_list (2): found mtab fstype devpts 0.000685 gp_port_library_list (2): found mtab fstype tmpfs 0.000695 gp_port_library_list (2): found mtab fstype hugetlbfs 0.000706 gp_port_library_list (2): found mtab fstype mqueue 0.000716 gp_port_library_list (2): found mtab fstype ext4 0.000726 gp_port_library_list (2): found mtab fstype ext4 0.000734 gp_port_library_list (2): found mtab fstype ext4 0.000743 gp_port_library_list (2): found mtab fstype devpts 0.000747 gp_port_library_list (2): found mtab fstype proc 0.000751 gp_port_library_list (2): found mtab fstype proc 0.000756 gp_port_library_list (2): found mtab fstype proc 0.000784 gp_port_library_list (2): found mtab fstype proc 0.000788 gp_port_library_list (2): found mtab fstype proc 0.000793 gp_port_library_list (2): found mtab fstype tmpfs 0.000804 gp_port_library_list (2): found mtab fstype tmpfs 0.000815 gp_port_library_list (2): found mtab fstype devtmpfs 0.000825 gp_port_library_list (2): found mtab fstype devtmpfs 0.000833 gp_port_library_list (2): found mtab fstype devtmpfs 0.000842 gp_port_library_list (2): found mtab fstype devtmpfs 0.000851 gp_port_library_list (2): found mtab fstype tmpfs 0.000888 foreach_func (2): Loaded '' ('^disk:') from '/usr/local/lib/libgphoto2_port/0.12.2/disk'. 0.000894 foreach_func (2): Called for filename '/usr/local/lib/libgphoto2_port/0.12.2/ptpip'. 0.001003 foreach_func (2): Loaded 'PTP/IP Connection' ('ptpip:') from '/usr/local/lib/libgphoto2_port/0.12.2/ptpip'. 0.001010 foreach_func (2): Loaded '' ('^ptpip:') from '/usr/local/lib/libgphoto2_port/0.12.2/ptpip'. 0.001014 foreach_func (2): Loaded 'IP Connection' ('ip:') from '/usr/local/lib/libgphoto2_port/0.12.2/ptpip'. 0.001018 foreach_func (2): Loaded '' ('^ip:') from '/usr/local/lib/libgphoto2_port/0.12.2/ptpip'. 0.001022 foreach_func (2): Called for filename '/usr/local/lib/libgphoto2_port/0.12.2/serial'. 0.001223 foreach_func (2): Loaded 'Serial Port 0' ('serial:/dev/ttyS0') from '/usr/local/lib/libgphoto2_port/0.12.2/serial'. 0.001230 foreach_func (2): Loaded 'Serial Port 1' ('serial:/dev/ttyS1') from '/usr/local/lib/libgphoto2_port/0.12.2/serial'. 0.001234 foreach_func (2): Loaded 'Serial Port 2' ('serial:/dev/ttyS2') from '/usr/local/lib/libgphoto2_port/0.12.2/serial'. 0.001238 foreach_func (2): Loaded 'Serial Port 3' ('serial:/dev/ttyS3') from '/usr/local/lib/libgphoto2_port/0.12.2/serial'. 0.001242 foreach_func (2): Loaded 'Serial Port Device' ('serial:') from '/usr/local/lib/libgphoto2_port/0.12.2/serial'. 0.001246 foreach_func (2): Loaded '' ('^serial:') from '/usr/local/lib/libgphoto2_port/0.12.2/serial'. 0.001249 foreach_func (2): Called for filename '/usr/local/lib/libgphoto2_port/0.12.2/usb1'. 0.005637 foreach_func (2): Loaded '' ('^usb:') from '/usr/local/lib/libgphoto2_port/0.12.2/usb1'. 0.005649 foreach_func (2): Loaded 'Universal Serial Bus' ('usb:001,008') from '/usr/local/lib/libgphoto2_port/0.12.2/usb1'. 0.005654 foreach_func (2): Loaded 'Universal Serial Bus' ('usb:001,012') from '/usr/local/lib/libgphoto2_port/0.12.2/usb1'. 0.005658 foreach_func (2): Called for filename '/usr/local/lib/libgphoto2_port/0.12.2/usbdiskdirect'. 0.005827 foreach_func (2): Called for filename '/usr/local/lib/libgphoto2_port/0.12.2/usbscsi'. 0.006010 gp_port_info_list_count (2): Counting entries (14 available)... 0.006016 gp_port_info_list_count (2): 9 regular entries available. 0.006023 gp_port_init_localedir (2): ignoring late call (localedir value NULL) 0.006029 gp_init_localedir (2): localedir has been set to /usr/local/share/locale (compile-time default) 0.006038 unlocked_gp_abilities_list_load_dir(2): Using ltdl to load camera libraries from '/usr/local/lib/libgphoto2/2.5.31'... 0.006102 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/ax203'. 0.006109 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/canon'. 0.006113 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/digigr8'. 0.006122 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/dimagev'. 0.006125 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/directory'. 0.006129 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/jl2005a'. 0.006132 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/jl2005c'. 0.006136 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/kodak_dc240'. 0.006139 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/lumix'. 0.006143 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/mars'. 0.006147 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/pentax'. 0.006151 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/ptp2'. 0.006154 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/ricoh_g3'. 0.006158 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/sierra'. 0.006162 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/sonix'. 0.006165 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/sq905'. 0.006169 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/st2205'. 0.006173 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/topfield'. 0.006176 foreach_func (2): Found '/usr/local/lib/libgphoto2/2.5.31/tp6801'. 0.006182 unlocked_gp_abilities_list_load_dir(2): Found 19 camera drivers. 0.027680 gp_port_info_list_count (2): Counting entries (14 available)... 0.027787 gp_port_info_list_count (2): 9 regular entries available. 0.027793 gp_port_new (2): Creating new device... 0.027911 gp_port_info_list_get_info (2): Getting info of entry 0 (14 available)... 0.028025 gp_port_set_settings (2): Setting settings... 0.028033 gp_port_info_list_get_info (2): Getting info of entry 1 (14 available)... 0.028127 gp_port_set_settings (2): Setting settings... 0.028134 gp_port_info_list_get_info (2): Getting info of entry 2 (14 available)... 0.028238 gp_port_set_timeout (2): Setting port timeout to 500 milliseconds. 0.028244 gp_port_set_settings (2): Setting settings... 0.028248 gp_port_info_list_get_info (2): Getting info of entry 3 (14 available)... 0.028333 gp_port_set_timeout (2): Setting port timeout to 500 milliseconds. 0.028339 gp_port_set_settings (2): Setting settings... 0.028342 gp_port_info_list_get_info (2): Getting info of entry 4 (14 available)... 0.028425 gp_port_set_timeout (2): Setting port timeout to 500 milliseconds. 0.028431 gp_port_set_settings (2): Setting settings... 0.028434 gp_port_info_list_get_info (2): Getting info of entry 5 (14 available)... 0.028515 gp_port_set_timeout (2): Setting port timeout to 500 milliseconds. 0.028521 gp_port_set_settings (2): Setting settings... 0.028525 gp_port_info_list_get_info (2): Getting info of entry 6 (14 available)... 0.028606 gp_port_set_timeout (2): Setting port timeout to 500 milliseconds. 0.028611 gp_port_set_settings (2): Setting settings... 0.028615 gp_port_info_list_get_info (2): Getting info of entry 7 (14 available)... 0.032423 gp_port_set_timeout (2): Setting port timeout to 5000 milliseconds. 0.032433 gp_port_set_settings (2): Setting settings... 0.032442 gp_libusb1_update (2): (old int=0, conf=-1, alt=-1) port usb:001,008, (new int=0, conf=-1, alt=-1) port usb:001,008 0.032446 gp_libusb1_update (2): lowlevel libusb1 port not yet opened, no need for libusb changes 0.032450 gp_abilities_list_detect_usb(2): Auto-detecting USB cameras... 0.032841 gp_libusb1_find_device_by_class_lib(2): Looking for USB device (class 0x29a, subclass, 0xffffffff, protocol 0xffffffff)... 0.033117 gp_libusb1_find_device_by_class_lib(2): Looking for USB device (class 0x6, subclass, 0x1, protocol 0x1)... 0.033141 gp_port_info_list_get_info (2): Getting info of entry 8 (14 available)... 0.036831 gp_port_set_timeout (2): Setting port timeout to 5000 milliseconds. 0.036840 gp_port_set_settings (2): Setting settings... 0.036849 gp_libusb1_update (2): (old int=0, conf=-1, alt=-1) port usb:001,012, (new int=0, conf=-1, alt=-1) port usb:001,012 0.036853 gp_libusb1_update (2): lowlevel libusb1 port not yet opened, no need for libusb changes 0.036856 gp_abilities_list_detect_usb(2): Auto-detecting USB cameras... 0.037208 gp_libusb1_find_device_by_class_lib(2): Looking for USB device (class 0x29a, subclass, 0xffffffff, protocol 0xffffffff)... 0.037464 gp_libusb1_find_device_by_class_lib(2): Looking for USB device (class 0x6, subclass, 0x1, protocol 0x1)... 0.037472 gp_libusb1_find_device_by_class_lib(2): Found USB class device (class 0x6, subclass, 0x1, protocol 0x1) 0.037478 gp_libusb1_find_device_by_class_lib(2): inep to look for is 81 0.037483 gp_libusb1_find_device_by_class_lib(2): Detected defaults: config 1, interface 0, altsetting 0, idVendor ID 04a9, idProduct 3312, inep 81, outep 02, intep 83 0.037487 gp_abilities_list_detect_usb(2): Found 'USB PTP Class Camera' (0x6,0x1,0x1) 0.037498 gp_port_free (2): Freeing port... 0.037503 gp_port_close (2): Closing port... 0.037697 gp_camera_set_abilities (2): Setting abilities ('USB PTP Class Camera')... 0.037706 gp_setting_set (2): Setting key 'model' to value 'USB PTP Class Camera' (gphoto2) 0.037711 save_settings (2): Saving 2 setting(s) to file "/root/.gphoto/settings" 0.037802 gp_port_info_list_lookup_path(2): Looking for path 'usb:001,012' (14 entries available)... 0.037808 gp_port_info_list_get_info (2): Getting info of entry 8 (14 available)... 0.037813 gp_camera_set_port_info (2): Setting port info for port 'Universal Serial Bus' at 'usb:001,012'... 0.041157 gp_port_set_timeout (2): Setting port timeout to 5000 milliseconds. 0.041165 gp_port_set_settings (2): Setting settings... 0.041174 gp_libusb1_update (2): (old int=0, conf=-1, alt=-1) port usb:001,012, (new int=0, conf=-1, alt=-1) port usb:001,012 0.041177 gp_libusb1_update (2): lowlevel libusb1 port not yet opened, no need for libusb changes 0.041182 gp_setting_set (2): Setting key 'port' to value 'usb:001,012' (gphoto2) 0.041186 save_settings (2): Saving 2 setting(s) to file "/root/.gphoto/settings" 0.041567 gp_camera_init (2): Initializing camera... 0.041580 gp_port_set_error [gphoto2-port.c:1190](0): The supplied vendor or product id (0x0,0x0) is not valid. 0.041597 gp_libusb1_find_device_by_class_lib(2): Looking for USB device (class 0x6, subclass, 0x1, protocol 0x1)... 0.041604 gp_libusb1_find_device_by_class_lib(2): Found USB class device (class 0x6, subclass, 0x1, protocol 0x1) 0.041609 gp_libusb1_find_device_by_class_lib(2): inep to look for is 81 0.041614 gp_libusb1_find_device_by_class_lib(2): Detected defaults: config 1, interface 0, altsetting 0, idVendor ID 04a9, idProduct 3312, inep 81, outep 02, intep 83 0.041618 gp_camera_init (2): Loading '/usr/local/lib/libgphoto2/2.5.31/ptp2'... 0.042951 gp_port_open (2): Opening USB port... 0.042960 gp_libusb1_open (2): () 0.042975 gp_libusb1_open [libusb1.c:383](0): 'libusb_open (port->pl->d, &port->pl->dh)' failed: Input/Output error (-1) 0.043121 gp_context_error (0): An error occurred in the io-library ('I/O problem'): The supplied vendor or product id (0x0,0x0) is not valid. 0.043608 gp_camera_free (2): Freeing camera... 0.043613 gp_port_free (2): Freeing port... 0.043617 gp_port_close (2): Closing port... 0.043749 gp_filesystem_reset (2): resetting filesystem 0.043755 gp_filesystem_lru_clear (2): Clearing fscache LRU list... 0.043758 gp_filesystem_lru_clear (2): fscache LRU list already empty 0.043762 delete_all_folders (2): Internally deleting all folders from '/'... 0.043765 lookup_folder (2): Lookup folder '/'... 0.043773 lookup_folder (2): Found! / is 0x5611a3259690 0.043776 recurse_delete_folder (2): Recurse delete folder 0x5611a3259690// 0.043780 delete_all_files (2): Delete all files in folder 0x5611a3259690// Greetings, Thomas -- *Thomas Schaaf* Geschäftsführer, Softwareentwickler komola GmbH Steintorwall 4 38100 Braunschweig Support: +49 531 224 34 590 Mobil: +49 176 27379788 Geschäftsführer: Sebastian Hoitz, Thomas Schaaf Amtsgericht Braunschweig | HRB 201595
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