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java.net.UnknownHostException: xxx: 未知的名称或服务

2016-10-25 19:32 309 查看
注:xxx:代表服务器名称

报错代码:

[ERROR]-[Thread: localhost-startStop-1]-[net.sf.ehcache.Cache.<clinit>()]: Unable to set localhost. This prevents creation of a GUID. Cause was: xxx: 未知的名称或服务
java.net.UnknownHostException: xxx: 未知的名称或服务
at java.net.InetAddress.getLocalHost(InetAddress.java:1475)
............

Caused by: java.net.UnknownHostException: xxx: 未知的名称或服务
at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
at java.net.InetAddress$1.lookupAllHostAddr(InetAddress.java:901)
at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1295)
at java.net.InetAddress.getLocalHost(InetAddress.java:1471)
... 32 more

解决方案:

修改hosts文件  映射host名到127.0.0.1

vim /etc/hosts
127.0.0.1   xxx localhost 
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