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java.lang.NullPointerException: 	at java.util.Hashtable.__tc_get(Hashtable.java:334)	at java.util.Hashtable.get(Hashtable.java)	at com.sun.enterprise.util.i18n.StringManagerBase.getStringManager(StringManagerBase.java:133)	at com.sun.enterprise.ee.admin.lbadmin.mbeans.LoadBalancerAdminConfig.(LoadBalancerAdminConfig.java:122)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Class.java:169)	at com.sun.enterprise.admin.meta.MBeanRegistryEntry.(MBeanRegistryEntry.java:306)	at com.sun.enterprise.admin.meta.MBeanRegistry.loadMBeanRegistry(MBeanRegistry.java:394)	at com.sun.enterprise.admin.meta.MBeanRegistry.loadMBeanRegistry(MBeanRegistry.java:377)	at com.sun.enterprise.admin.meta.MBeanRegistryFactory.getAdminMBeanRegistry(MBeanRegistryFactory.java:264)	at com.sun.enterprise.config.serverbeans.validation.DomainMgr.(DomainMgr.java:116)	at com.sun.enterprise.config.serverbeans.validation.DomainMgr.(DomainMgr.java:98)	at com.sun.enterprise.config.serverbeans.validation.DomainMgr.(DomainMgr.java:94)	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)	at java.lang.reflect.Constructor.newInstance(Constructor.java:513)	at java.lang.Class.newInstance0(Class.java:355)	at java.lang.Class.newInstance(Class.java:308)	at com.sun.enterprise.admin.server.core.AdminContextImpl.registerValidator(AdminContextImpl.java:142)	at com.sun.enterprise.admin.server.core.AdminContextImpl.setServerContext(AdminContextImpl.java:111)	at com.sun.enterprise.admin.server.core.AdminService.createAdminService(AdminService.java:248)	at com.sun.enterprise.admin.server.core.AdminServiceLifeCycle.onInitialization(AdminServiceLifeCycle.java:115)