Hello, this is my debug mode output:
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Spoiler:
error returned by libusb_claim_interface() = -6LIBMTP PANIC: Unable to initialize device
calibre Debug log
calibre 5.33.2 embedded-python: True is64bit: True
Linux-5.4.0-52-generic-x86_64-with-glibc2.2.5 Linux ('64bit', 'ELF')
('Linux', '5.4.0-52-generic', '#57-Ubuntu SMP Thu Oct 15 10:57:00 UTC 2020')
Python 3.8.5
Interface language: None
calibre 5.33.2 embedded-python: True is64bit: True
Linux-5.4.0-52-generic-x86_64-with-glibc2.2.5 Linux ('64bit', 'ELF')
('Linux', '5.4.0-52-generic', '#57-Ubuntu SMP Thu Oct 15 10:57:00 UTC 2020')
Python 3.8.5
Interface language: None
Turning on automatic hidpi scaling
devicePixelRatio: 1.0
logicalDpi: 96.0 x 96.0
physicalDpi: 100.86162790697674 x 101.07357512953367
Using calibre Qt style: True
[0.00] Starting up...
[0.00] Showing splash screen...
[0.11] splash screen shown
[0.11] Initializing db...
[0.13] db initialized
[0.13] Constructing main UI...
Error while trying to open MTPDevice(busnum=1, devnum=10, vendor_id=6473, product_id=10, bcd=534, serial='D026A0A023840BMX', manufacturer='Amazon', product='Kindle') (Driver: <calibre.devices.mtp.driver.MTP_DEVICE object at 0x7fe3dff19550>)
[0.88] main UI initialized...
[0.88] Hiding splash screen
Starting QuickView
Traceback (most recent call last):
File "calibre/devices/mtp/unix/driver.py", line 215, in open
File "calibre/devices/mtp/base.py", line 25, in synchronizer
File "calibre/devices/mtp/unix/driver.py", line 167, in create_device
libmtp.MTPError: Unable to open MTP device with busnum=1 and devnum=10, tried 1 such devices
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "calibre/gui2/device.py", line 298, in detect_device
File "calibre/devices/mtp/driver.py", line 128, in open
File "calibre/devices/mtp/base.py", line 25, in synchronizer
File "calibre/devices/mtp/unix/driver.py", line 218, in open
calibre.devices.errors.OpenFailed: Failed to open MTPDevice(busnum=1, devnum=10, vendor_id=6473, product_id=10, bcd=534, serial='D026A0A023840BMX', manufacturer='Amazon', product='Kindle'): Error: Unable to open MTP device with busnum=1 and devnum=10, tried 1 such devices
[6.05] splash screen hidden
[6.05] Started up in 6.05 seconds with 34 books
Device 0 (VID=1949 and PID=000a) is a Amazon Kindle Fire (ID3).