Ted Yu created YARN-1762: ---------------------------- Summary: Potential NPE in distributedshell Client#run() Key: YARN-1762 URL: https://issues.apache.org/jira/browse/YARN-1762 Project: Hadoop YARN Issue Type: Bug Reporter: Ted Yu
In hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-applications-distributedshell/src/main/java/org/apache/hadoop/yarn/applications/distributedshell/Client.java : {code} addToLocalResources(fs, appMasterJar, appMasterJarPath, appId.getId(), localResources, null); {code} addToLocalResources() writes resources, null in the above case, through DataOutputStream#writeUTF(). According to http://grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/6-b14/java/io/DataOutputStream.java#DataOutputStream.writeUTF%28java.lang.String%2Cjava.io.DataOutput%29 , str.length() would be called on the null parameter. -- This message was sent by Atlassian JIRA (v6.1.5#6160)