No valid local directories in property: mapreduce.cluster.local.dir

Question

MapReduce WordCount失败

Exception in thread "main" java.io.IOException: No valid local directories in property: mapreduce.cluster.local.dir
    at org.apache.hadoop.conf.Configuration.getLocalPath(Configuration.java:2702)
    at org.apache.hadoop.mapred.JobConf.getLocalPath(JobConf.java:567)
    at org.apache.hadoop.mapred.LocalJobRunner$Job.<init>(LocalJobRunner.java:166)
    at org.apache.hadoop.mapred.LocalJobRunner.submitJob(LocalJobRunner.java:788)
    at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:251)
    at org.apache.hadoop.mapreduce.Job$11.run(Job.java:1570)
    at org.apache.hadoop.mapreduce.Job$11.run(Job.java:1567)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:422)
    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1729)
    at org.apache.hadoop.mapreduce.Job.submit(Job.java:1567)
    at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:1588)
    at WordCountJob.main(WordCountJob.java:37)

Answer 1

No valid local directories
路径无效。