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	Xlib:  extension "Generic Event Extension" missing on display ":1021.0".
	Xlib:  extension "Generic Event Extension" missing on display ":1021.0".
	Xlib:  extension "Generic Event Extension" missing on display ":1021.0".
	Xlib:  extension "Generic Event Extension" missing on display ":1021.0".
	Xlib:  extension "Generic Event Extension" missing on display ":1021.0".
	Xlib:  extension "Generic Event Extension" missing on display ":1021.0".
	Xlib:  extension "Generic Event Extension" missing on display ":1021.0".
	Xlib:  extension "Generic Event Extension" missing on display ":1021.0".

Traceback (most recent call last):
  File "/home/kovid/work/calibre/src/calibre/gui2/dialogs/metadata_single.py", line 66, in run
  File "/home/kovid/work/calibre/src/calibre/ebooks/metadata/library_thing.py", line 61, in cover_from_isbn
ISBNNotFound: ISBN: 9781439252239 not found.

Job: 3 Read metadata (0 of 1) finished
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Job: 4 Read metadata (0 of 1) finished
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Job: 5 Read metadata (0 of 1) finished
Read metadata (0 of 1)

