calibre, version 0.8.55
ERROR: Error: Error communicating with device
Unknown property, element or command: 'sources'
Traceback (most recent call last):
File "site-packages/calibre/gui2/device.py", line 82, in run
File "site-packages/calibre/gui2/device.py", line 339, in _books
File "site-packages/calibre/devices/apple/driver.py", line 3166, in books
File "site-packages/calibre/devices/apple/driver.py", line 2184, in _get_library_books
File "site-packages/appscript/reference.py", line 580, in __getattr__
AttributeError: Unknown property, element or command: 'sources'
calibre, version 0.8.55
ERROR: Error: Error communicating with device
Unknown property, element or command: 'sources'
Traceback (most recent call last): calibre/ gui2/device. py", line 82, in run calibre/ gui2/device. py", line 339, in _books calibre/ devices/ apple/driver. py", line 3166, in books calibre/ devices/ apple/driver. py", line 2184, in _get_library_books appscript/ reference. py", line 580, in __getattr__
File "site-packages/
File "site-packages/
File "site-packages/
File "site-packages/
File "site-packages/
AttributeError: Unknown property, element or command: 'sources'