Clientes não conectam

desde de ontem pela manhã não consigo mais conectar no openfire, pelo spark, porem o acesso ao painel de controle funciona normalmente, no sábado pela manhã estava tudo normal, mesmo não tendo alterações nenhuma, revisei todos os serviços, o banco de dados, as regras de firewall e a principio tudo certo, atualmente o server roda em um centos a mensagem que recebo é a seguinte “Can’t connect to server: invalid name or server not reachable” tentei informar o nome IP nada a mensagem é a mesma

versão 4.2.3

What about disabling firewall completely temporarily to check if it is not causing problems? Can you try install Spark or other client on the server itself and try to login? Server unreachable means network issues.

já desabilitei o firewall, para testar porem o problema persistiu, o Sistema operacional atual não tem interface gráfica, saberia me informar se tem algum cliente que funcione no modo texto ?
grato!

I haven’t ever used a cmd client, but maybe this one http://www.profanity.im/
You can also try running telnet to port 5222 on the server. It should reply something. What about logs in /openfire/logs/all.log

o telnet na porta 5222 não deu resposta!
segue o logo
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:440)
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:424)
at org.jivesoftware.admin.AdminConsole.getAdminText(AdminConsole.java:207)
at org.jivesoftware.openfire.container.PluginMetadataHelper.getName(PluginMetadataHelper.java:149)
at org.jivesoftware.openfire.container.PluginMetadata.getInstance(PluginMetadata.java:103)
at org.jivesoftware.openfire.container.PluginManager.loadPlugin(PluginManager.java:403)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask$4.call(PluginMonitor.java:276)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask$4.call(PluginMonitor.java:264)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
… 3 more
2018.07.04 07:38:53 DEBUG [DefaultQuartzScheduler_QuartzSchedulerThread]: org.quartz.core.QuartzSchedulerThread - batch acquisition of 0 triggers
2018.07.04 07:39:03 DEBUG [pool-3044-thread-2]: org.jivesoftware.openfire.container.PluginManager - The unloaded file for plugin ‘websocket’ is silently ignored, as it has failed to load repeatedly.
2018.07.04 07:39:03 ERROR [pool-4-thread-1]: org.jivesoftware.openfire.container.PluginMonitor - An unexpected exception occurred:
java.util.concurrent.ExecutionException: java.lang.NullPointerException: Plugin could not be located: clustering
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:188)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask.run(PluginMonitor.java:310)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:473)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NullPointerException: Plugin could not be located: clustering
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:484)
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:440)
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:424)
at org.jivesoftware.admin.AdminConsole.getAdminText(AdminConsole.java:207)
at org.jivesoftware.openfire.container.PluginMetadataHelper.getName(PluginMetadataHelper.java:149)
at org.jivesoftware.openfire.container.PluginMetadata.getInstance(PluginMetadata.java:103)
at org.jivesoftware.openfire.container.PluginManager.loadPlugin(PluginManager.java:403)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask$4.call(PluginMonitor.java:276)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask$4.call(PluginMonitor.java:264)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
… 3 more
2018.07.04 07:39:20 DEBUG [DefaultQuartzScheduler_QuartzSchedulerThread]: org.quartz.core.QuartzSchedulerThread - batch acquisition of 0 triggers
2018.07.04 07:39:23 DEBUG [pool-3045-thread-4]: org.jivesoftware.openfire.container.PluginManager - The unloaded file for plugin ‘websocket’ is silently ignored, as it has failed to load repeatedly.
2018.07.04 07:39:23 ERROR [pool-4-thread-1]: org.jivesoftware.openfire.container.PluginMonitor - An unexpected exception occurred:
java.util.concurrent.ExecutionException: java.lang.NullPointerException: Plugin could not be located: clustering
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:188)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask.run(PluginMonitor.java:310)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:473)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NullPointerException: Plugin could not be located: clustering
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:484)
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:440)
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:424)
at org.jivesoftware.admin.AdminConsole.getAdminText(AdminConsole.java:207)
at org.jivesoftware.openfire.container.PluginMetadataHelper.getName(PluginMetadataHelper.java:149)
at org.jivesoftware.openfire.container.PluginMetadata.getInstance(PluginMetadata.java:103)
at org.jivesoftware.openfire.container.PluginManager.loadPlugin(PluginManager.java:403)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask$4.call(PluginMonitor.java:276)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask$4.call(PluginMonitor.java:264)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
… 3 more

seg log

2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: muc_traffic. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: server_sessions. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: muc_rooms. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: conversations. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: muc_users. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: server_bytes. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: sessions. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: packet_count. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: proxyTransferRate. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:38 DEBUG [pool-monitoring313]: org.jivesoftware.openfire.reporting.stats.StatsEngine - Stat: muc_occupants. Last sample: 1530733140. New sample: 1530733200
2018.07.04 16:40:39 DEBUG [DefaultQuartzScheduler_QuartzSchedulerThread]: org.quartz.core.QuartzSchedulerThread - batch acquisition of 0 triggers
2018.07.04 16:40:47 DEBUG [pool-4667-thread-4]: org.jivesoftware.openfire.container.PluginManager - The unloaded file for plugin ‘websocket’ is silently ignored, as it has failed to load repeatedly.
2018.07.04 16:40:47 ERROR [pool-4-thread-1]: org.jivesoftware.openfire.container.PluginMonitor - An unexpected exception occurred:
java.util.concurrent.ExecutionException: java.lang.NullPointerException: Plugin could not be located: clustering
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:188)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask.run(PluginMonitor.java:310)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:473)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NullPointerException: Plugin could not be located: clustering
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:484)
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:440)
at org.jivesoftware.util.LocaleUtils.getLocalizedString(LocaleUtils.java:424)
at org.jivesoftware.admin.AdminConsole.getAdminText(AdminConsole.java:207)
at org.jivesoftware.openfire.container.PluginMetadataHelper.getName(PluginMetadataHelper.java:149)
at org.jivesoftware.openfire.container.PluginMetadata.getInstance(PluginMetadata.java:103)
at org.jivesoftware.openfire.container.PluginManager.loadPlugin(PluginManager.java:403)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask$4.call(PluginMonitor.java:276)
at org.jivesoftware.openfire.container.PluginMonitor$MonitorTask$4.call(PluginMonitor.java:264)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)

In the logs i see problems with clustering plugin. Do you use clustering? If not, try removing that plugin. If you can’t remove it via Plugins menu, stop Openfire and remove it physically from /openfire/plugins/ (both file and folder). You already tried to restart the server and Openfire i guess?