java.lang.NullPointerException

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    • java.lang.NullPointerException at java.lang.ProcessBuilder.start(Unknown Source) at org.apache.hadoop.util.Shell.runCommand(Shell.java:445) at org.apache.hadoop.util.Shell.run(Shell.java:418) at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:650) at org.apache.hadoop.util.Shell.execCommand(Shell.java:739) at org.apache.hadoop.util.Shell.execCommand(Shell.java:722) at org.apache.hadoop.fs.RawLocalFileSystem.setPermission(RawLocalFileSystem.java:633) at org.apache.hadoop.fs.FilterFileSystem.setPermission(FilterFileSystem.java:467) at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:456) at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:424) at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:906) at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:887) at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:849) at org.apache.hadoop.fs.FileSystem.createNewFile(FileSystem.java:1149) at org.apache.nutch.util.LockUtil.createLockFile(LockUtil.java:58) at org.apache.nutch.crawl.Injector.inject(Injector.java:357) at org.apache.nutch.crawl.Injector.run(Injector.java:467) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.nutch.crawl.Injector.main(Injector.java:441)

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