On Wed, Aug 26, 2020 at 02:01:49PM +0800, Harish Pillay wrote:
> Hi. I've a Canon EOS 500D with Canon firmware 1.1.1 and Magic Lantern
> nightly running. I tried to run the command gphoto2 --summary and it
> failed. The camera can be detected. Please see the debug log as
> requested as well as the screenshot of the terminal.
>
> Thanks.
>
> Harish
>
> --
> Harish Pillay h.pil...@ieee.org gpg id: 746809E3
> 0.175250 gp_libusb1_open [libusb1.c:430](0): 'libusb_claim_interface
> (port->pl->dh, port->settings.usb.interface)' failed: Entity not found (-5)
> 0.175265 gp_port_set_error [gphoto2-port.c:1190](0): Could not claim
> interface 0 (No such file or directory). 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.
> 0.175423 gp_context_error (0): 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 (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.
Something is weird at the kernel level with the camera.
Is the camera reporting errors in "dmesg" ? Is "lsusb -v" showing it correctly.
Ciao, Marcus
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