[jira] [Created] (AMBARI-18460) DRPC_SERVER server install failed during install wizard with unsupported operand type error

["Kishor Ramakrishnan (JIRA)" <ji...@apache.org>]

Kishor Ramakrishnan created AMBARI-18460:
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             Summary: DRPC_SERVER server install failed during install wizard with unsupported operand type error
                 Key: AMBARI-18460
                 URL: https://issues.apache.org/jira/browse/AMBARI-18460
             Project: Ambari
          Issue Type: Bug
          Components: ambari-metrics
    Affects Versions: 2.5.0
            Reporter: Kishor Ramakrishnan
            Priority: Critical
             Fix For: 2.5.0


DRPC_SERVER server install failed during install wizard with unsupported operand type error.

Error message :
 "stderr" : "Traceback (most recent call last):\n  File \"/var/lib/ambari-agent/cache/common-services/STORM/0.9.1/package/scripts/drpc_server.py\", line 139, in <module>\n    DrpcServer().execute()\n  File \"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py\", line 280, in execute\n    method(env)\n  File \"/var/lib/ambari-agent/cache/common-services/STORM/0.9.1/package/scripts/drpc_server.py\", line 44, in install\n    self.configure(env)\n  File \"/var/lib/ambari-agent/cache/common-services/STORM/0.9.1/package/scripts/drpc_server.py\", line 47, in configure\n    import params\n  File \"/var/lib/ambari-agent/cache/common-services/STORM/0.9.1/package/scripts/params.py\", line 26, in <module>\n    from params_linux import *\n  File \"/var/lib/ambari-agent/cache/common-services/STORM/0.9.1/package/scripts/params_linux.py\", line 210, in <module>\n    metric_collector_hosts += host + ':' + metric_collector_port + ','\nTypeError: unsupported operand type(s) for +=: 'NoneType' and 'str'",



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