[大数据入门-hadoop基础]eclipse远程调试出现Exception in thread "main" java.lang.UnsatisfiedLinkError

eclipse远程调试出现Exception in thread “main” java.lang.UnsatisfiedLinkError

[大数据入门-hadoop基础]

环境：
window10 64位系统、
Eclipse Java EE IDE for Web Developers.Version: Mars Release (4.5.0)
hadoop2.7.4

错误信息:

log4j:WARN No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory).log4j:WARN Please initialize the log4j system properly.log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.Exception in thread "main" java.lang.UnsatisfiedLinkError: org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Ljava/lang/String;I)Z    at org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Native Method)    at org.apache.hadoop.io.nativeio.NativeIO$Windows.access(NativeIO.java:609)    at org.apache.hadoop.fs.FileUtil.canRead(FileUtil.java:977)    at org.apache.hadoop.util.DiskChecker.checkAccessByFileMethods(DiskChecker.java:187)    at org.apache.hadoop.util.DiskChecker.checkDirAccess(DiskChecker.java:174)    at org.apache.hadoop.util.DiskChecker.checkDir(DiskChecker.java:108)    at org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.confChanged(LocalDirAllocator.java:285)    at org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathForWrite(LocalDirAllocator.java:344)    at org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:150)    at org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:131)    at org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:115)    at org.apache.hadoop.mapred.LocalDistributedCacheManager.setup(LocalDistributedCacheManager.java:125)    at org.apache.hadoop.mapred.LocalJobRunner$Job.<init>(LocalJobRunner.java:163)    at org.apache.hadoop.mapred.LocalJobRunner.submitJob(LocalJobRunner.java:731)    at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:240)    at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1290)    at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1287)    at java.security.AccessController.doPrivileged(Native Method)    at javax.security.auth.Subject.doAs(Unknown Source)    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1746)    at org.apache.hadoop.mapreduce.Job.submit(Job.java:1287)    at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:575)    at org.apache.hadoop.mapred.JobClient$1.run(JobClient.java:570)    at java.security.AccessController.doPrivileged(Native Method)    at javax.security.auth.Subject.doAs(Unknown Source)    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1746)    at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:570)    at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:561)    at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:870)    at com.wlzxtech.www.WordCount.main(WordCount.java:52)

解决方案：
将匹配的hadoop.dll、winutils.exe、libwinutils.lib拷贝到C:\Windows\System32。

下载地址：http://download.csdn.net/download/u012425536/10153852