#16484: Duplicate entry sessions error
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Reporter: hash.3g@… | Owner: nobody
Type: Bug | Status: new
Milestone: | Component: contrib.sessions
Version: 1.3 | Severity: Normal
Keywords: | Triage Stage: Unreviewed
Has patch: 0 | Easy pickings: 0
UI/UX: 0 |
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Hi, Sometimes we receive "duplicate entry" error from django sessions. See
Traceback.
{{{
Traceback (most recent call last):
File "/usr/local/lib/python2.6/dist-
packages/django/core/handlers/base.py", line 178, in get_response
response = middleware_method(request, response)
File "/usr/local/lib/python2.6/dist-
packages/django/contrib/sessions/middleware.py", line 36, in
process_response
request.session.save()
File "/usr/local/lib/python2.6/dist-
packages/django/contrib/sessions/backends/db.py", line 63, in save
obj.save(force_insert=must_create, using=using)
File "/usr/local/lib/python2.6/dist-packages/django/db/models/base.py",
line 460, in save
self.save_base(using=using, force_insert=force_insert,
force_update=force_update)
File "/usr/local/lib/python2.6/dist-packages/django/db/models/base.py",
line 553, in save_base
result = manager._insert(values, return_id=update_pk, using=using)
File "/usr/local/lib/python2.6/dist-packages/django/db/models/manager.py",
line 195, in _insert
return insert_query(self.model, values, **kwargs)
File "/usr/local/lib/python2.6/dist-packages/django/db/models/query.py",
line 1436, in insert_query
return query.get_compiler(using=using).execute_sql(return_id)
File "/usr/local/lib/python2.6/dist-
packages/django/db/models/sql/compiler.py", line 791, in execute_sql
cursor = super(SQLInsertCompiler, self).execute_sql(None)
File "/usr/local/lib/python2.6/dist-
packages/django/db/models/sql/compiler.py", line 735, in execute_sql
cursor.execute(sql, params)
File "/usr/local/lib/python2.6/dist-
packages/django/db/backends/mysql/base.py", line 86, in execute
return self.cursor.execute(query, args)
File "/usr/lib/pymodules/python2.6/MySQLdb/cursors.py", line 166, in
execute
self.errorhandler(self, exc, value)
File "/usr/lib/pymodules/python2.6/MySQLdb/connections.py", line 35, in
defaulterrorhandler
raise errorclass, errorvalue
IntegrityError: (1062, “Duplicate entry ‘e110c3788ccb21c76865285446102338’
for key 'PRIMARY'”)
}}}
Periodically we do cleaning of out-of-date sessions, but it does not help
from current error.
--
Ticket URL: <https://code.djangoproject.com/ticket/16484>
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