Calibre 2.66 error communicatiing with Fire HD 8 - did in previous versions

calibre, version 2.66.0
ERROR: Error: Error communicating with device

Cannot write to file: hr=2147500037 facility=0 error_code=16389 description: Unspecified error


Traceback (most recent call last):
File "site-packages\calibre\gui2\device.py", line 87, in run
File "site-packages\calibre\gui2\device.py", line 503, in _books
File "site-packages\calibre\devices\mtp\driver.py", line 216, in books
File "site-packages\calibre\devices\mtp\driver.py", line 188, in get_driveinfo
File "site-packages\calibre\devices\mtp\driver.py", line 178, in _update_drive_info
File "site-packages\calibre\devices\mtp\driver.py", line 149, in put_calibre_file
File "site-packages\calibre\devices\mtp\windows\driver.py", line 35, in check_thread
File "site-packages\calibre\devices\mtp\windows\driver.py", line 439, in put_file
WPDError: Cannot write to file: hr=2147500037 facility=0 error_code=16389 description: Unspecified error

________________________________________

This is the debug log:

calibre Debug log
calibre 2.66 embedded-python: True is64bit: False
Windows-8-6.2.9200 Windows ('32bit', 'WindowsPE')
32bit process running on 64bit windows
('Windows', '8', '6.2.9200')
Python 2.7.9
Windows: ('8', '6.2.9200', '', 'Multiprocessor Free')
Successfully initialized third party plugins: DeDRM (6, 0, 8) && Goodreads Sync (1, 9, 0) && Clean Metadata (0, 0, 6)
devicePixelRatio: 1.0
logicalDpi: 96.0 x 96.0
physicalDpi: 100.861627907 x 100.55257732
Starting up...
HttpHelper::__init__: proxy=None
Job: 1 Set library information started
DeviceJob: 1 Set library information done, calling callback
DeviceJob: 1 Set library information callback returned
Job: 2 Get device informationJob: started1
Set library information finished
No details available.
DeviceJob: 2 Get device information done, calling callback
DeviceJob: 2 Get device information callback returned
Job: 3 Set library information started
DeviceJob: 3 Set library information done, calling callback
DeviceJob: 3 Set library information callback returned
Job: 4 Get list of books on device started
MTP: Loading filesystem metadata...
MTP: Ignored object: Music
MTP: Ignored object: Ringtones
MTP: Ignored object: Alarms
MTP: Ignored object: Notifications
MTP: Ignored object: Pictures
MTP: Ignored object: Movies
MTP: Ignored object: DCIM
MTP: Ignored object: Android/media
MTP: Ignored object: Android/data/com.amazon.device.backup
MTP: Ignored object: Android/data/com.amazon.photos
MTP: Ignored object: Android/data/com.amazon.avod
MTP: Ignored object: Android/data/com.amazon.ags.app
MTP: Ignored object: Android/data/com.amazon.venezia
MTP: Ignored object: Android/data/com.amazon.windowshop
MTP: Ignored object: Android/data/com.amazon.securitysyncclient
MTP: Ignored object: Android/data/com.amazon.device.software.ota
MTP: Ignored object: Android/data/com.amazon.firelauncher
MTP: Ignored object: Android/data/amazon
MTP: Ignored object: Android/data/com.amazon.mp3
MTP: Ignored object: Android/data/com.amazon.zico
MTP: Ignored object: Android/data/com.facebook.katana
MTP: Ignored object: Android/data/com.andrewshu.android.reddit
MTP: Ignored object: Android/data/com.sirma.mobile.bible.android
MTP: Ignored object: Android/data/com.amazon.geo.client.maps
MTP: Ignored object: Android/data/com.hulu.plus
MTP: Ignored object: Android/data/com.amazon.storm.lightning.client.aosp
MTP: Ignored object: Android/data/com.clearchannel.iheartradio.controller
MTP: Ignored object: Android/data/com.amazon.mw
MTP: Ignored object: Android/data/com.amazon.readynowcore
MTP: Ignored object: Android/data/com.hearst.android.wlwt
MTP: Ignored object: Android/data/com.twitter.android
MTP: Ignored object: Android/data/com.hillsmobile.v2048
MTP: Ignored object: Android/data/com.audubon.mobile.android
MTP: Ignored object: Android/data/com.audible.application.store
MTP: Ignored object: Android/data/com.amazon.weather
Job: 2 Get device information finished
No details available.
Job: 3 Set library information finished
No details available.
MTP: Filesystem metadata loaded in 2.933 seconds (3234 objects)
DeviceJob: 4 Get list of books on device done, calling callback
Cannot write to file: hr=2147500037 facility=0 error_code=16389 description: Unspecified error


Traceback (most recent call last):
File "site-packages\calibre\gui2\device.py", line 87, in run
File "site-packages\calibre\gui2\device.py", line 503, in _books
File "site-packages\calibre\devices\mtp\driver.py", line 216, in books
File "site-packages\calibre\devices\mtp\driver.py", line 188, in get_driveinfo
File "site-packages\calibre\devices\mtp\driver.py", line 178, in _update_drive_info
File "site-packages\calibre\devices\mtp\driver.py", line 149, in put_calibre_file
File "site-packages\calibre\devices\mtp\windows\driver.py", line 35, in check_thread
File "site-packages\calibre\devices\mtp\windows\driver.py", line 439, in put_file
WPDError: Cannot write to file: hr=2147500037 facility=0 error_code=16389 description: Unspecified error


DeviceJob: 4 Get list of books on device callback returned
Job: 4 Get list of books on device finished
Cannot write to file: hr=2147500037 facility=0 error_code=16389 description: Unspecified error


Traceback (most recent call last):
File "site-packages\calibre\gui2\device.py", line 87, in run
File "site-packages\calibre\gui2\device.py", line 503, in _books
File "site-packages\calibre\devices\mtp\driver.py", line 216, in books
File "site-packages\calibre\devices\mtp\driver.py", line 188, in get_driveinfo
File "site-packages\calibre\devices\mtp\driver.py", line 178, in _update_drive_info
File "site-packages\calibre\devices\mtp\driver.py", line 149, in put_calibre_file
File "site-packages\calibre\devices\mtp\windows\driver.py", line 35, in check_thread
File "site-packages\calibre\devices\mtp\windows\driver.py", line 439, in put_file
WPDError: Cannot write to file: hr=2147500037 facility=0 error_code=16389 description: Unspecified error


Started up in 22.23 seconds with 476 books