I can also confirm this issue still exists in 9.10. I'm using a Panasonic Lumix DMC-FX01.
7425 0.191264 gphoto2-port-usb(1): Looking for USB device (vendor 0x4da, product 0x2374)... found. 7426 0.191276 gphoto2-port-usb(2): inep to look for is 82 7427 0.191288 gphoto2-port-usb(1): Detected defaults: config 1, interface 0, altsetting 0, inep 82, outep 01, intep 83, class 06, subclass 01 7428 0.191301 gphoto2-abilities-list.c(2): Found 'Panasonic DMC-FZ20' (0x4da,0x2374) 7429 0.191319 gphoto2-port(2): Freeing port... 7430 0.191333 gphoto2-port(2): Closing port... 7431 0.191871 gphoto2-camera(2): Setting abilities ('Panasonic DMC-FZ20')... 7432 0.191891 gphoto2-port-info-list(2): Looking for path 'usb:' (17 entries available)... 7433 0.191907 gphoto2-port-info-list(2): Getting info of entry 5 (17 available)... 7434 0.191921 gphoto2-camera(2): Setting port info for port 'Universal Serial Bus' at 'usb:'... 7435 0.192939 gphoto2-port(2): Setting timeout to 5000 millisecond(s)... 7436 0.192957 gphoto2-port(2): Setting settings... 7437 0.192969 libusb(2): gp_port_usb_update(old int=0, conf=-1, alt=-1), (new int=0, conf=-1, alt=-1) 7438 0.193322 gphoto2-port-usb(1): Looking for USB device (vendor 0x4da, product 0x2374)... found. 7439 0.193336 gphoto2-port-usb(2): inep to look for is 82 7440 0.193347 gphoto2-port-usb(1): Detected defaults: config 1, interface 0, altsetting 0, inep 82, outep 01, intep 83, class 06, subclass 01 7441 0.193359 gphoto2-camera(2): Loading '/usr/lib/libgphoto2/2.4.6/ptp2'... 7442 0.193625 gphoto2-port(2): Opening USB port... 7443 0.193639 libusb(2): gp_port_usb_open() 7444 0.193674 gphoto2-port(0): Camera is already in use. 7445 0.193711 context(0): An error occurred in the io-library ('Could not lock the device'): Camera is already in use. 7446 0.193794 gp-camera(2): Freeing camera... 7447 0.193808 gphoto2-port(2): Freeing port... 7448 0.193820 gphoto2-port(2): Closing port... 7449 0.193843 gphoto2-port(0): Could not release interface 0 (Invalid argument). 7450 0.193880 gphoto2-filesystem(2): resetting filesystem
I can also confirm this issue still exists in 9.10. I'm using a Panasonic Lumix DMC-FX01.
7425 0.191264 gphoto2- port-usb( 1): Looking for USB device (vendor 0x4da, product 0x2374)... found. port-usb( 2): inep to look for is 82 port-usb( 1): Detected defaults: config 1, interface 0, altsetting 0, inep 82, outep 01, intep 83, class 06, subclass 01 abilities- list.c( 2): Found 'Panasonic DMC-FZ20' (0x4da,0x2374) port-info- list(2) : Looking for path 'usb:' (17 entries available)... port-info- list(2) : Getting info of entry 5 (17 available)... usb_update( old int=0, conf=-1, alt=-1), (new int=0, conf=-1, alt=-1) port-usb( 1): Looking for USB device (vendor 0x4da, product 0x2374)... found. port-usb( 2): inep to look for is 82 port-usb( 1): Detected defaults: config 1, interface 0, altsetting 0, inep 82, outep 01, intep 83, class 06, subclass 01 libgphoto2/ 2.4.6/ptp2' ... filesystem( 2): resetting filesystem
7426 0.191276 gphoto2-
7427 0.191288 gphoto2-
7428 0.191301 gphoto2-
7429 0.191319 gphoto2-port(2): Freeing port...
7430 0.191333 gphoto2-port(2): Closing port...
7431 0.191871 gphoto2-camera(2): Setting abilities ('Panasonic DMC-FZ20')...
7432 0.191891 gphoto2-
7433 0.191907 gphoto2-
7434 0.191921 gphoto2-camera(2): Setting port info for port 'Universal Serial Bus' at 'usb:'...
7435 0.192939 gphoto2-port(2): Setting timeout to 5000 millisecond(s)...
7436 0.192957 gphoto2-port(2): Setting settings...
7437 0.192969 libusb(2): gp_port_
7438 0.193322 gphoto2-
7439 0.193336 gphoto2-
7440 0.193347 gphoto2-
7441 0.193359 gphoto2-camera(2): Loading '/usr/lib/
7442 0.193625 gphoto2-port(2): Opening USB port...
7443 0.193639 libusb(2): gp_port_usb_open()
7444 0.193674 gphoto2-port(0): Camera is already in use.
7445 0.193711 context(0): An error occurred in the io-library ('Could not lock the device'): Camera is already in use.
7446 0.193794 gp-camera(2): Freeing camera...
7447 0.193808 gphoto2-port(2): Freeing port...
7448 0.193820 gphoto2-port(2): Closing port...
7449 0.193843 gphoto2-port(0): Could not release interface 0 (Invalid argument).
7450 0.193880 gphoto2-