Cannot communicate with Sony PRS 650

Bug #1901289 reported by Colin Richardson
This bug affects 3 people
Affects Status Importance Assigned to Milestone
Fix Released

Bug Description

calibre, version 5.3.0
ERROR: Error: Error communicating with device

'>' not supported between instances of 'NoneType' and 'NoneType'

Traceback (most recent call last):
  File "calibre\gui2\", line 89, in run
  File "calibre\gui2\", line 512, in _books
  File "calibre\devices\prs505\", line 199, in books
  File "calibre\devices\usbms\", line 306, in books
  File "calibre\devices\prs505\", line 227, in sync_booklists
  File "calibre\devices\prs505\", line 441, in update
  File "calibre\devices\prs505\", line 502, in update_playlists
  File "calibre\devices\usbms\", line 308, in get_collections
  File "calibre\devices\usbms\", line 27, in none_cmp
  File "polyglot\", line 114, in cmp
TypeError: '>' not supported between instances of 'NoneType' and 'NoneType'

Revision history for this message
Kovid Goyal (kovid) wrote : Fixed in master

Fixed in branch master. The fix will be in the next release. calibre is usually released every alternate Friday.

 status fixreleased

Changed in calibre:
status: New → Fix Released
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