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java.lang.NullPointerException
java.lang.NullPointerException: 	at org.xdi.util.ArrayHelper.arrayClone(ArrayHelper.java:65)	at org.xdi.util.ArrayHelper.sortAndClone(ArrayHelper.java:76)	at org.xdi.util.ArrayHelper.equalsIgnoreOrder(ArrayHelper.java:84)	at org.gluu.site.ldap.persistence.AttributeData.equals(AttributeData.java:91)	at org.gluu.site.ldap.persistence.AbstractEntryManager.merge(AbstractEntryManager.java:154)	at org.gluu.site.ldap.persistence.AbstractEntryManager.merge(AbstractEntryManager.java:285)	at org.gluu.oxtrust.ldap.service.GroupService.updateGroup(GroupService.java:78)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.jboss.seam.util.Reflections.invoke(Reflections.java:22)	at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:32)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)	at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)	at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:79)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)	at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)	at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)	at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:196)	at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:114)	at org.gluu.oxtrust.ldap.service.GroupService_$$_javassist_seam_9.updateGroup(GroupService_$$_javassist_seam_9.java)	at org.gluu.oxtrust.action.UpdateGroupAction.save(UpdateGroupAction.java:169)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.jboss.seam.util.Reflections.invoke(Reflections.java:22)	at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:32)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)	at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)	at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:79)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)	at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)	at org.jboss.seam.security.SecurityInterceptor.aroundInvoke(SecurityInterceptor.java:163)	at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)	at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)	at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:196)	at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:114)	at org.gluu.oxtrust.action.UpdateGroupAction_$$_javassist_seam_56.save(UpdateGroupAction_$$_javassist_seam_56.java)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:335)	at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:348)	at org.jboss.el.parser.AstPropertySuffix.invoke(AstPropertySuffix.java:58)	at org.jboss.el.parser.AstValue.invoke(AstValue.java:96)	at org.jboss.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276)	at com.sun.faces.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:105)	at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:87)	at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:101)	at javax.faces.component.UICommand.broadcast(UICommand.java:315)	at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:786)	at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:1251)	at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:81)	at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)	at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:593)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)	at org.jboss.seam.web.RewriteFilter.doFilter(RewriteFilter.java:63)	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)	at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:60)	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)	at org.jboss.seam.web.IdentityFilter.doFilter(IdentityFilter.java:40)	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:73)	at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)	at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)	at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:73)	at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)	at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:190)	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625)	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)	at java.lang.Thread.run(Thread.java:745)