"MultipleObjectsReturned" Error Raised in Hue After Upgrade to BDA V4.6/CDH 5.8.2
(Doc ID 2206932.1)
Last updated on JULY 26, 2021
Applies to:
Big Data Appliance Integrated Software - Version 4.6.0 and laterLinux x86-64
Symptoms
NOTE: In the examples that follow, user details, cluster names, hostnames, directory paths, filenames, etc. represent a fictitious sample (and are used to provide an illustrative example only). Any similarity to actual persons, or entities, living or dead, is purely coincidental and not intended in any manner.
After upgrading from BDA V4.4 (CDH 5.5.1) to BDA V4.6 (CDH 5.8.2) the error below is raised in Hue after login or during any kind of action in the Hue Web UI. Hence queries can not be run.
[10/Nov/2016 11:11:05 +0100] api2 ERROR Error running <function get_document at <HEX_ADDRESS>>
Traceback (most recent call last):
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/desktop/core/src/desktop/api2.py", line 53, in decorator return func(*args, **kwargs)
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/desktop/core/src/desktop/api2.py", line 145, in get_document
document = Document2.objects.get_by_path(user=request.user, path=path)
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/desktop/core/src/desktop/models.py", line 948, in get_by_path doc = Document2.objects.get_home_directory(user)
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/desktop/core/src/desktop/models.py", line 938, in get_home_directory
return self.get(owner=user, parent_directory=None, name=Document2.HOME_DIR, type='directory')
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/build/env/lib/python2.6/site-packages/Django-1.6.10-py2.6.egg/django/db/models/manager.py", line 151, in get
return self.get_queryset().get(*args, **kwargs)
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/build/env/lib/python2.6/site-packages/Django-1.6.10-py2.6.egg/django/db/models/query.py", line 313, in get
(self.model._meta.object_name, num))
MultipleObjectsReturned: get() returned more than one Document2 -- it returned 3!
Traceback (most recent call last):
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/desktop/core/src/desktop/api2.py", line 53, in decorator return func(*args, **kwargs)
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/desktop/core/src/desktop/api2.py", line 145, in get_document
document = Document2.objects.get_by_path(user=request.user, path=path)
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/desktop/core/src/desktop/models.py", line 948, in get_by_path doc = Document2.objects.get_home_directory(user)
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/desktop/core/src/desktop/models.py", line 938, in get_home_directory
return self.get(owner=user, parent_directory=None, name=Document2.HOME_DIR, type='directory')
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/build/env/lib/python2.6/site-packages/Django-1.6.10-py2.6.egg/django/db/models/manager.py", line 151, in get
return self.get_queryset().get(*args, **kwargs)
File "/opt/cloudera/parcels/CDH-5.8.2-1.cdh5.8.2.p0.3/lib/hue/build/env/lib/python2.6/site-packages/Django-1.6.10-py2.6.egg/django/db/models/query.py", line 313, in get
(self.model._meta.object_name, num))
MultipleObjectsReturned: get() returned more than one Document2 -- it returned 3!
Cause
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