Jitendra Nath Pandey created HADOOP-13555:
---------------------------------------------

             Summary: ConcurrentModificationException in Configuration#iterator
                 Key: HADOOP-13555
                 URL: https://issues.apache.org/jira/browse/HADOOP-13555
             Project: Hadoop Common
          Issue Type: Bug
            Reporter: Yesha Vora


{code}
2016-08-23 12:51:16,450 FATAL resourcemanager.ResourceManager 
(ResourceManager.java:main(1232)) - Error starting ResourceManager
java.util.ConcurrentModificationException
        at java.util.Hashtable$Enumerator.next(Hashtable.java:1167)
        at 
org.apache.hadoop.conf.Configuration.iterator(Configuration.java:2464)
        at 
org.apache.hadoop.conf.Configuration.getPropsWithPrefix(Configuration.java:2483)
        at 
org.apache.hadoop.yarn.webapp.WebApps$Builder.getConfigParameters(WebApps.java:362)
{code}



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