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https://issues.apache.org/jira/browse/CASSANDRA-11560?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15240866#comment-15240866
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Benjamin Lerer commented on CASSANDRA-11560:
--------------------------------------------
[~thobbs] You are probably the best to investigate that problem.
> dtest failure in user_types_test.TestUserTypes.udt_subfield_test
> ----------------------------------------------------------------
>
> Key: CASSANDRA-11560
> URL: https://issues.apache.org/jira/browse/CASSANDRA-11560
> Project: Cassandra
> Issue Type: Test
> Reporter: Michael Shuler
> Assignee: DS Test Eng
> Labels: dtest
>
> example failure:
> http://cassci.datastax.com/job/trunk_dtest/1125/testReport/user_types_test/TestUserTypes/udt_subfield_test
> Failed on CassCI build trunk_dtest #1125
> Appears to be a test problem:
> {noformat}
> Error Message
> 'NoneType' object is not iterable
> -------------------- >> begin captured logging << --------------------
> dtest: DEBUG: cluster ccm directory: /mnt/tmp/dtest-Kzg9Sk
> dtest: DEBUG: Custom init_config not found. Setting defaults.
> dtest: DEBUG: Done setting configuration options:
> { 'initial_token': None,
> 'num_tokens': '32',
> 'phi_convict_threshold': 5,
> 'range_request_timeout_in_ms': 10000,
> 'read_request_timeout_in_ms': 10000,
> 'request_timeout_in_ms': 10000,
> 'truncate_request_timeout_in_ms': 10000,
> 'write_request_timeout_in_ms': 10000}
> --------------------- >> end captured logging << ---------------------
> Stacktrace
> File "/usr/lib/python2.7/unittest/case.py", line 329, in run
> testMethod()
> File "/home/automaton/cassandra-dtest/tools.py", line 253, in wrapped
> f(obj)
> File "/home/automaton/cassandra-dtest/user_types_test.py", line 767, in
> udt_subfield_test
> self.assertEqual(listify(rows[0]), [[None]])
> File "/home/automaton/cassandra-dtest/user_types_test.py", line 25, in
> listify
> for i in item:
> "'NoneType' object is not iterable\n-------------------- >> begin captured
> logging << --------------------\ndtest: DEBUG: cluster ccm directory:
> /mnt/tmp/dtest-Kzg9Sk\ndtest: DEBUG: Custom init_config not found. Setting
> defaults.\ndtest: DEBUG: Done setting configuration options:\n{
> 'initial_token': None,\n 'num_tokens': '32',\n 'phi_convict_threshold':
> 5,\n 'range_request_timeout_in_ms': 10000,\n
> 'read_request_timeout_in_ms': 10000,\n 'request_timeout_in_ms': 10000,\n
> 'truncate_request_timeout_in_ms': 10000,\n 'write_request_timeout_in_ms':
> 10000}\n--------------------- >> end captured logging <<
> ---------------------"
> {noformat}
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