Error message when I open Calibre with my my CyBook connected
Whenever I open Calibre, it first recognize my CyBook+ SD card then says :
Job: **Get list of books on device**
**TypeError**: 'NoneType' object is not iterable
**Traceback**:
Traceback (most recent call last):
File "calibre\gui2\device.pyo", line 20, in run
File "calibre\gui2\device.pyo", line 122, in _books
File "calibre\devices\usbms\driver.pyo", line 64, in books
File "calibre\devices\usbms\driver.pyo", line 225, in book_from_path
File "calibre\ebooks\metadata\__init__.pyo", line 24, in authors_to_string
TypeError: 'NoneType' object is not iterable
???
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