Question

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory
    at org.apache.hadoop.conf.Configuration.<clinit>(Configuration.java:169)
    at com.inspire.vote.VoteCountApplication.main(VoteCountApplication.java:23)
Caused by: java.lang.ClassNotFoundException: org.apache.commons.logging.LogFactory
    at java.net.URLClassLoader$1.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    ... 2 more

我尝试了此网址中的代码：https://github.com/hortonworks/hadoop-tutorials/blob/master/Community/T09_Write_And_Run_Your_Own_MapReduce_Java_Program_Poll_Result_Analysis.md

Answer 1

您必须在类路径中插入文件org.apache.commons.logging-1.1.1.jar

缺少哪个罐子？

1 个答案: