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Fix #1882316 [Check library database failure](https://bugs.launchpad.net/calibre/+bug/1882316)

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Kovid Goyal 2020-06-06 08:40:44 +05:30
parent 4d2a91ecf2
commit 7c06692233
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1 changed files with 4 additions and 3 deletions
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7
src/calibre/srv/library_broker.py
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@ -246,9 +246,10 @@ def _prune_loaded_dbs(self):
for library_id in tuple(self.loaded_dbs):
if library_id != self.gui_library_id and now - self.last_used_times[
library_id] > EXPIRED_AGE:
db = self.loaded_dbs.pop(library_id)
db.close()
db.break_cycles()
db = self.loaded_dbs.pop(library_id, None)
if db is not None:
db.close()
db.break_cycles()
def prune_loaded_dbs(self):
with self: