I am trying to install crowd on ubuntu server.I am unable to proceed with the installation. I get the following error in Catalina.out
2014-10-29 11:09:50,292 localhost-startStop-1 ERROR [net.sf.ehcache.Cache] Unable to set localhost. This prevents creation of a GUID. Cause was: ubuntu: ubuntu: Name or service not known
java.net.UnknownHostException: ubuntu: ubuntu: Name or service not known
at java.net.InetAddress.getLocalHost(Unknown Source)
at net.sf.ehcache.Cache.<clinit>(Cache.java:214)
at net.sf.ehcache.config.ConfigurationHelper.createCache(ConfigurationHelper.java:296)
at net.sf.ehcache.config.ConfigurationHelper.createDefaultCache(ConfigurationHelper.java:219)
at net.sf.ehcache.CacheManager.configure(CacheManager.java:762)
at net.sf.ehcache.CacheManager.doInit(CacheManager.java:463)
at net.sf.ehcache.CacheManager.init(CacheManager.java:392)
at net.sf.ehcache.CacheManager.<init>(CacheManager.java:352)
at org.springframework.cache.ehcache.EhCacheManagerFactoryBe
Do I need to do any modification in any particular file to proceed further?