nutch运行问题1

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No SOLRURL specified. Skipping indexing.Injecting seed URLs/engine/nutch/runtime/local/bin/nutch inject urls -crawlId firstcrawlInjectorJob: starting at 2017-04-12 08:55:47InjectorJob: Injecting urlDir: urlsException in thread "main" java.lang.NoClassDefFoundError: org/apache/hadoop/hbase/HBaseConfiguration        at org.apache.gora.hbase.store.HBaseStore.initialize(HBaseStore.java:114)at org.apache.gora.store.DataStoreFactory.initializeDataStore(DataStoreFactory.java:102)at org.apache.gora.store.DataStoreFactory.createDataStore(DataStoreFactory.java:161)at org.apache.gora.store.DataStoreFactory.createDataStore(DataStoreFactory.java:135)at org.apache.nutch.storage.StorageUtils.createWebStore(StorageUtils.java:78)at org.apache.nutch.crawl.InjectorJob.run(InjectorJob.java:218)at org.apache.nutch.crawl.InjectorJob.inject(InjectorJob.java:252)at org.apache.nutch.crawl.InjectorJob.run(InjectorJob.java:275)at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)at org.apache.nutch.crawl.InjectorJob.main(InjectorJob.java:284)Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.hbase.HBaseConfigurationat java.net.URLClassLoader.findClass(URLClassLoader.java:381)at java.lang.ClassLoader.loadClass(ClassLoader.java:424)at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)at java.lang.ClassLoader.loadClass(ClassLoader.java:357)... 10 moreError running:   /engine/nutch/runtime/local/bin/nutch inject urls -crawlId firstcrawlFailed with exit value 1

在$NUTCH_HOME/runtime/local目录下运行 nohup bin/crawl urls firstcrawl 4 & 出现如上问题

原因：

linux上预安装了jdk1.6的版本，和之后自行安装的jdk1.8发生冲突

解决：

使用

rpm -qa|grep gcj

查看已安装的jdk，然后用yum -y remove命令删除

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