earth-actual:~ greg$ gphoto2 --list-ports
Devices found: 5
Path Description
ptpip: PTP/IP Connection
serial: Serial Port Device
usb:038,001 Universal Serial Bus
usb:006,002 Universal Serial Bus
usb:036,001 Universal Serial Bus
earth-actual:~ greg$ gphoto2 --auto-detect
Model Port
USB PTP Class Camera usb:038,001
earth-actual:~ greg$ gphoto2 --summary
*** Error ***
An error occurred in the io-library ('Could not claim the USB device'): Could not claim interface 0 (No such file or directory). Make sure no other program (MacOS PTPCamera service) 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') ***
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 <
This email address is being protected from spambots. You need JavaScript enabled to view it.>, 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.
earth-actual:~ greg$
None of the services they mention were running but there were some photo services running including conspicuously, "PTPCamera", which disappeared when I disconnected the camera.
Greg