i am getting the same thing
Spoiler:
:\r\src\src\calibre\devices\mtp\windows\content_en umeration.cpp:707:Cannot write to file:[hr=0x8007065d wCode=0] Data supplied is of wrong type.
Traceback (most recent call last):
File "calibre\gui2\device.py", line 87, in run
File "calibre\gui2\device.py", line 548, in _books
File "calibre\devices\mtp\driver.py", line 219, in books
File "calibre\devices\mtp\driver.py", line 191, in get_driveinfo
File "calibre\devices\mtp\driver.py", line 181, in _update_drive_info
File "calibre\devices\mtp\driver.py", line 152, in put_calibre_file
File "calibre\devices\mtp\windows\driver.py", line 35, in check_thread
File "calibre\devices\mtp\windows\driver.py", line 444, in put_file
wpd.WPDError: C:\r\src\src\calibre\devices\mtp\windows\content_e numeration.cpp:707:Cannot write to file:[hr=0x8007065d wCode=0] Data supplied is of wrong type.
and from Debugging it i got this
Spoiler:
calibre Debug log
calibre 5.42 embedded-python: True is64bit: False
Windows-10-10.0.19041 Windows ('32bit', 'WindowsPE')
32bit process running on 64bit windows
('Windows', '10', '10.0.19041')
Python 3.8.5
Windows: ('10', '10.0.19041', '', 'Multiprocessor Free')
Interface language: None
calibre 5.42 embedded-python: True is64bit: False
Windows-10-10.0.19041 Windows ('32bit', 'WindowsPE')
32bit process running on 64bit windows
('Windows', '10', '10.0.19041')
Python 3.8.5
Windows: ('10', '10.0.19041', '', 'Multiprocessor Free')
Interface language: None
Turning on automatic hidpi scaling
devicePixelRatio: 1.0
logicalDpi: 96.0 x 96.0
physicalDpi: 91.73814898419865 x 91.80722891566265
Using calibre Qt style: True
[0.00] Starting up...
[0.00] Showing splash screen...
[0.38] splash screen shown
[0.38] Initializing db...
[0.41] db initialized
[0.41] Constructing main UI...
[1.23] main UI initialized...
[1.23] Hiding splash screen
Job: 0 Set library information started
DeviceJob: 0 Set library information done, calling callback
Starting QuickView
DeviceJob: 0 Set library information callback returned
Job: 1 Get device information started
DeviceJob: 1 Get device information done, calling callback
DeviceJob: 1 Get device information callback returned
Job: 2 Set library information started
DeviceJob: 2 Set library information done, calling callback
DeviceJob: 2 Set library information callback returned
Job: 3 Get list of books on device started
MTP: Loading filesystem metadata...
MTP: Ignored object: Pictures
MTP: Ignored object: Alarms
MTP: Ignored object: Music
MTP: Ignored object: Movies
MTP: Ignored object: DCIM
MTP: Ignored object: Notifications
MTP: Ignored object: Ringtones
MTP: Ignored object: Android/media
MTP: Ignored object: Android/obb
MTP: Ignored object: Android/data/com.amazon.device.backup
MTP: Ignored object: Android/data/com.android.camera2
MTP: Ignored object: Android/data/com.amazon.photos
MTP: Ignored object: Android/data/com.amazon.dee.app
MTP: Ignored object: Android/data/com.kingsoft.office.amz
MTP: Ignored object: Android/data/com.amazon.avod
MTP: Ignored object: Android/data/com.amazon.venezia
MTP: Ignored object: Android/data/com.amazon.diode
MTP: Ignored object: Android/data/com.goodreads.kindle
MTP: Ignored object: Android/data/com.amazon.windowshop
MTP: Ignored object: Android/data/com.audible.application.kindle
MTP: Ignored object: Android/data/com.microsoft.office.officehubrow
MTP: Ignored object: Android/data/com.amazon.mp3
MTP: Ignored object: Android/data/com.here.odnp.service
MTP: Ignored object: Android/data/com.amazon.iris
MTP: Ignored object: Android/data/com.amazon.zico
MTP: Ignored object: Android/data/com.amazon.kindle.otter.oobe
MTP: Ignored object: Android/data/com.amazon.securitysyncclient
MTP: Ignored object: Android/data/com.amazon.h2settingsfortablet
MTP: Ignored object: Android/data/com.amazon.firelauncher
Job: 0 Set library information finished
No details available.
Job: 2 Set library information finished
No details available.
Job: 1 Get device information finished
No details available.
F a i l e d t o E n u m O b j e c t s ( ) f o r o b j e c t i d : o 3 D r e t r y i n g w i t h a s l e e p .
DeviceJob: 3 Get list of books on device done, calling callback
DeviceJob: 3 Get list of books on device callback returned
Job: 3 Get list of books on device finished
C:\r\src\src\calibre\devices\mtp\windows\content_e numeration.cpp:336:Failed to EnumObjects() of folder from device:[hr=0x800710d2 wCode=0] The library, drive, or media pool is empty.: o3D
Traceback (most recent call last):
File "calibre\gui2\device.py", line 87, in run