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https://issues.apache.org/jira/browse/IMPALA-11404?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17566192#comment-17566192
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Davy Xu commented on IMPALA-11404:
----------------------------------

The error code is as follows, please help to find the reason for the error. 
Thanks. [~tlipcon]

shell/ext-py/thrift_sasl-0.4.2/build/lib/thrift_sasl/__init__.py:
def open(self):
......
ret, chosen_mech, initial_response = self.sasl.start(self.mechanism)
if not ret:
      raise TTransportException(type=TTransportException.NOT_OPEN,
        message=("Could not start SASL: %s" % self.sasl.getError()))

> When impalad enables kerberos service , impala-shell failed to access it
> ------------------------------------------------------------------------
>
>                 Key: IMPALA-11404
>                 URL: https://issues.apache.org/jira/browse/IMPALA-11404
>             Project: IMPALA
>          Issue Type: Bug
>          Components: Clients
>    Affects Versions: Impala 4.0.0
>            Reporter: Davy Xu
>            Priority: Major
>
> When running the impala service with kerberos enabled on SUSE12 system, 
> impala-shell fails to access impalad, and the error message is as follows:
> Error connecting: TTransportException, Could not start SASL: Error in 
> sasl_client_start (-1) SASL(-1): generic failure: GSSAPI Error: Unspecified 
> GSS failure.  Minor code may provide more information (No Kerberos 
> credentials available)



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