[jira] [Created] (SPARK-42971) When processing the WorkDirCleanup event, if appDirs is empty, should print workdir

["Yang Jie (Jira)" <ji...@apache.org>]

Yang Jie created SPARK-42971:
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             Summary: When processing the WorkDirCleanup event, if appDirs is empty, should print workdir 
                 Key: SPARK-42971
                 URL: https://issues.apache.org/jira/browse/SPARK-42971
             Project: Spark
          Issue Type: Bug
          Components: Spark Core
    Affects Versions: 3.4.0, 3.5.0
            Reporter: Yang Jie


          val appDirs = workDir.listFiles()
          if (appDirs == null) {
            throw new IOException(
              s"ERROR: Failed to list files in ${appDirs.mkString("dirs(", ", ", ")")}")
          }

 

Otherwise, npe will be thrown here when appDirs is null

 



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