Public bug reported:

My digital camera stop to work after an update from version 2.2.1 to 2.3.0 of 
libgphoto2
The system recognize corretly my nikon coolpix 880, but nothing is imported.

Can anyone have the solution other than lock 2.2.1 version?
Thanks,

Following the error:

[EMAIL PROTECTED]:~$ sudo env LANG=C gphoto2 --debug --camera="Nikon Coolpix 
880" --port=usb: -P
0.000015 main(2): ALWAYS INCLUDE THE FOLLOWING LINES WHEN SENDING DEBUG 
MESSAGES TO THE MAILING LIST:
0.000241 main(2): gphoto2 2.2.0
0.000389 main(2): gphoto2 has been compiled with the following options:
0.000535 main(2): + gcc (C compiler used)
0.000679 main(2): + popt (for handling command-line parameters)
0.000821 main(2): + exif (for displaying EXIF information)
0.000962 main(2): + cdk (for accessing configuration options)
0.001104 main(2): + no aa (for displaying live previews)
0.001246 main(2): + jpeg (for displaying live previews in JPEG format)
0.001388 main(2): + readline (for easy navigation in the shell)
0.001530 main(2): libgphoto2 2.3.0
0.001677 main(2): libgphoto2 has been compiled with the following options:
0.001819 main(2): + gcc (C compiler used)
0.001960 main(2): + no ltdl (for portable loading of camlibs)
0.002102 main(2): + EXIF (for special handling of EXIF files)
0.002245 main(2): libgphoto2_port 0.7.0
0.002388 main(2): libgphoto2_port has been compiled with the following options:
0.002537 main(2): + gcc (C compiler used)
0.002678 main(2): + no ltdl (for portable loading of camlibs)
0.002819 main(2): + USB (libusb, for USB cameras)
0.002960 main(2): + serial (for serial cameras)
0.003101 main(2): + no resmgr (serial port access and locking)
0.003243 main(2): + no baudboy (serial port locking)
0.003384 main(2): + no ttylock (serial port locking)
0.003525 main(2): + no lockdev (serial port locking)
0.003689 main(2): Processing 'model' option ('Nikon Coolpix 880')...
0.003957 gphoto2-camera(2): Setting abilities ('Nikon CoolPix 880')...
0.004112 setting/gphoto2-setting.c(2): Creating $HOME/.gphoto
0.004374 setting/gphoto2-setting.c(2): Loading settings from file 
"/home/paulo/.gphoto/settings"
0.004556 gphoto2-setting(2): Setting key 'model' to value 'Nikon CoolPix 880' 
(gphoto2)
0.004710 gphoto2-setting(2): Saving 2 setting(s) to file 
"/home/paulo/.gphoto/settings"
0.005022 main(2): Processing 'port' option ('usb:')...
0.005191 gphoto2-port-info-list(2): Using ltdl to load io-drivers from 
'/usr/lib/libgphoto2_port/0.7.0'...
0.005398 gphoto2-port-info-list(2): Called for filename 
'/usr/lib/libgphoto2_port/0.7.0/disk'.
0.010300 gphoto2-port/disk(2): found 7 volumes
0.022072 gphoto2-port-info-list(2): Loaded 'Media 'Volume (ext3)'' ('disk:/') 
from '/usr/lib/libgphoto2_port/0.7.0/disk'.
0.026506 gphoto2-port-info-list(2): Loaded 'Media 'Volume (ext3)'' 
('disk:/media/dados') from '/usr/lib/libgphoto2_port/0.7.0/disk'.
0.026532 gphoto2-port-info-list(2): Loaded '' ('^disk:') from 
'/usr/lib/libgphoto2_port/0.7.0/disk'.
0.026553 gphoto2-port-info-list(2): Called for filename 
'/usr/lib/libgphoto2_port/0.7.0/ptpip'.
0.026892 gphoto2-port-info-list(2): Loaded 'PTP/IP Connection' ('ptpip:') from 
'/usr/lib/libgphoto2_port/0.7.0/ptpip'.
0.026915 gphoto2-port-info-list(2): Loaded '' ('^ptpip') from 
'/usr/lib/libgphoto2_port/0.7.0/ptpip'.
0.026935 gphoto2-port-info-list(2): Called for filename 
'/usr/lib/libgphoto2_port/0.7.0/serial'.
0.027104 gphoto2-port-serial(2): Trying to lock '/dev/ttyS0'...
0.027302 gphoto2-port-serial(2): Trying to lock '/dev/ttyS1'...
0.027358 gphoto2-port-serial(2): Trying to lock '/dev/ttyS2'...
0.027408 gphoto2-port-serial(2): Trying to lock '/dev/ttyS3'...
0.027620 gphoto2-port-info-list(2): Loaded 'Serial Port 0' 
('serial:/dev/ttyS0') from '/usr/lib/libgphoto2_port/0.7.0/serial'.
0.027642 gphoto2-port-info-list(2): Loaded 'Serial Port 1' 
('serial:/dev/ttyS1') from '/usr/lib/libgphoto2_port/0.7.0/serial'.
0.027661 gphoto2-port-info-list(2): Loaded 'Serial Port 2' 
('serial:/dev/ttyS2') from '/usr/lib/libgphoto2_port/0.7.0/serial'.
0.027681 gphoto2-port-info-list(2): Loaded 'Serial Port 3' 
('serial:/dev/ttyS3') from '/usr/lib/libgphoto2_port/0.7.0/serial'.
0.027700 gphoto2-port-info-list(2): Loaded '' ('^serial') from 
'/usr/lib/libgphoto2_port/0.7.0/serial'.
0.027719 gphoto2-port-info-list(2): Called for filename 
'/usr/lib/libgphoto2_port/0.7.0/usb'.
0.028508 gphoto2-port-info-list(2): Loaded 'Universal Serial Bus' ('usb:') from 
'/usr/lib/libgphoto2_port/0.7.0/usb'.
0.028533 gphoto2-port-info-list(2): Loaded '' ('^usb:') from 
'/usr/lib/libgphoto2_port/0.7.0/usb'.
0.028557 gphoto2-port-info-list(2): Counting entries (12 available)...
0.028576 gphoto2-port-info-list(2): 8 regular entries available.
0.028595 gphoto2-port-info-list(2): Looking for path 'usb:' (12 entries 
available)...
0.028615 gphoto2-port-info-list(2): Getting info of entry 7 (12 available)...
0.028641 gphoto2-camera(2): Setting port info for port 'Universal Serial Bus' 
at 'usb:'...
0.029250 gphoto2-port(2): Setting timeout to 5000 millisecond(s)...
0.029274 gphoto2-port(2): Setting settings...
0.029292 gphoto2-setting(2): Setting key 'port' to value 'usb:' (gphoto2)
0.029313 gphoto2-setting(2): Saving 2 setting(s) to file 
"/home/paulo/.gphoto/settings"
0.030194 gphoto2-camera(2): Listing files in '/'...
0.030220 gphoto2-camera(2): Initializing camera...
0.030267 gphoto2-port-usb(1): Looking for USB device (vendor 0x4b0, product 
0x103)... found.
0.030293 gphoto2-port-usb(1): Detected defaults: config 1, interface 0, 
altsetting 0, inep 83, outep 04, intep ffffffff, class ff, subclass ff
0.030314 gphoto2-camera(2): Loading '/usr/lib/libgphoto2/2.3.0/sierra'...
0.030649 gphoto2-port(2): Opening USB port...
0.030787 gphoto2-port(0): Could not query kernel driver of device.
0.030903 gphoto2-port(2): Setting settings...
0.041963 gphoto2-port(0): Could not set config 0/1 (Broken pipe)
0.042141 sierra/sierra.c(2): Operation failed (-37)!
0.042305 gphoto2-port(2): Closing port...
0.042489 gphoto2-port(0): Could not release interface 0 (Invalid argument).
0.042693 context(0): An error occurred in the io-library ('Error updating the 
port settings'): Could not release interface 0 (Invalid argument).

*** Error ***
An error occurred in the io-library ('Error updating the port settings'): Could 
not release interface 0 (Invalid argument).
*** Error (-37: 'Error updating the port settings') ***

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 <[EMAIL PROTECTED]>, please run
gphoto2 as follows:

env LANG=C gphoto2 --debug --debug --camera=Nikon Coolpix 880
--port=usb: -P

Please make sure there is sufficient quoting around the arguments.

0.043586 gp-camera(2): Freeing camera...
0.046552 gphoto2-port(2): Freeing port...
0.046574 gphoto2-port(2): Closing port...
0.046610 gphoto2-port(0): Could not release interface 0 (Invalid argument).
0.046719 libgphoto2/gphoto2-filesys.c(2): Clearing fscache LRU list...
0.046735 libgphoto2/gphoto2-filesys.c(2): fscache LRU list already empty
0.046749 gphoto2-filesystem(2): Internally deleting all folders from '/'...
[EMAIL PROTECTED]:~$
Edit/Delete Message

** Affects: libgphoto2 (Ubuntu)
     Importance: Undecided
         Status: Unconfirmed

-- 
Nikon digital camera does not work anymore with libgphoto2 2.3.0
https://launchpad.net/bugs/94194

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