strongduanmu opened a new issue, #18481: URL: https://github.com/apache/shardingsphere/issues/18481
## Bug Report ### Which version of ShardingSphere did you use? https://github.com/apache/shardingsphere/commit/1bdc967ec427744749ac085a51c7083f19fce55e ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy? ShardingSphere-Proxy ### Expected behavior startup ShardingSphere proxy successfully. ### Actual behavior ``` Thanks for using Atomikos! This installation is not registered yet. REGISTER FOR FREE at http://www.atomikos.com/Main/RegisterYourDownload and receive: - tips & advice - working demos - access to the full documentation - special exclusive bonus offers not available to others - everything you need to get the most out of using Atomikos! [ERROR] 2022-06-21 12:30:15.986 [Curator-SafeNotifyService-0] c.g.common.eventbus.EventBus.default - Exception thrown by subscriber method renew(org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.config.event.rule.RuleConfigurationsChangedEvent) on subscriber org.apache.shardingsphere.mode.manager.cluster.coordinator.ClusterContextManagerCoordinator@fd5689d when dispatching event: org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.config.event.rule.RuleConfigurationsChangedEvent@36f2c090 java.lang.NullPointerException: null at org.apache.shardingsphere.mode.manager.ContextManager.buildChangedMetaDataContext(ContextManager.java:582) at org.apache.shardingsphere.mode.manager.ContextManager.alterRuleConfiguration(ContextManager.java:307) at org.apache.shardingsphere.mode.manager.cluster.coordinator.ClusterContextManagerCoordinator.renew(ClusterContextManagerCoordinator.java:157) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:87) at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:144) at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:72) at com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30) at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:67) at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:108) at com.google.common.eventbus.EventBus.post(EventBus.java:212) at java.util.Optional.ifPresent(Optional.java:159) at org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.GovernanceWatcherFactory.lambda$watch$0(GovernanceWatcherFactory.java:55) at org.apache.shardingsphere.mode.repository.cluster.zookeeper.CuratorZookeeperRepository.lambda$watch$0(CuratorZookeeperRepository.java:240) at org.apache.curator.framework.recipes.cache.TreeCacheListenerWrapper.sendEvent(TreeCacheListenerWrapper.java:71) at org.apache.curator.framework.recipes.cache.TreeCacheListenerWrapper.event(TreeCacheListenerWrapper.java:42) at org.apache.curator.framework.recipes.cache.CuratorCacheListenerBuilderImpl$2.lambda$event$0(CuratorCacheListenerBuilderImpl.java:149) at java.util.ArrayList.forEach(ArrayList.java:1259) at org.apache.curator.framework.recipes.cache.CuratorCacheListenerBuilderImpl$2.event(CuratorCacheListenerBuilderImpl.java:149) at org.apache.curator.framework.recipes.cache.CuratorCacheImpl.lambda$putStorage$7(CuratorCacheImpl.java:279) at org.apache.curator.framework.listen.MappingListenerManager.lambda$forEach$0(MappingListenerManager.java:92) at org.apache.curator.framework.listen.MappingListenerManager.forEach(MappingListenerManager.java:89) at org.apache.curator.framework.listen.StandardListenerManager.forEach(StandardListenerManager.java:89) at org.apache.curator.framework.recipes.cache.CuratorCacheImpl.lambda$callListeners$10(CuratorCacheImpl.java:293) at java.util.concurrent.CompletableFuture$AsyncRun.run$$$capture(CompletableFuture.java:1640) at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [ERROR] 2022-06-21 12:30:15.990 [Curator-SafeNotifyService-0] c.g.common.eventbus.EventBus.default - Exception thrown by subscriber method renew(org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.config.event.datasource.DataSourceChangedEvent) on subscriber org.apache.shardingsphere.mode.manager.cluster.coordinator.ClusterContextManagerCoordinator@fd5689d when dispatching event: org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.config.event.datasource.DataSourceChangedEvent@1e8c5086 java.lang.NullPointerException: null at org.apache.shardingsphere.mode.manager.ContextManager.getDeletedDataSources(ContextManager.java:502) at org.apache.shardingsphere.mode.manager.ContextManager.buildChangedMetaDataContextWithChangedDataSource(ContextManager.java:591) at org.apache.shardingsphere.mode.manager.ContextManager.alterDataSourceConfiguration(ContextManager.java:326) at org.apache.shardingsphere.mode.manager.cluster.coordinator.ClusterContextManagerCoordinator.renew(ClusterContextManagerCoordinator.java:170) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:87) at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:144) at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:72) at com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30) at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:67) at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:108) at com.google.common.eventbus.EventBus.post(EventBus.java:212) at java.util.Optional.ifPresent(Optional.java:159) at org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.GovernanceWatcherFactory.lambda$watch$0(GovernanceWatcherFactory.java:55) at org.apache.shardingsphere.mode.repository.cluster.zookeeper.CuratorZookeeperRepository.lambda$watch$0(CuratorZookeeperRepository.java:240) at org.apache.curator.framework.recipes.cache.TreeCacheListenerWrapper.sendEvent(TreeCacheListenerWrapper.java:71) at org.apache.curator.framework.recipes.cache.TreeCacheListenerWrapper.event(TreeCacheListenerWrapper.java:42) at org.apache.curator.framework.recipes.cache.CuratorCacheListenerBuilderImpl$2.lambda$event$0(CuratorCacheListenerBuilderImpl.java:149) at java.util.ArrayList.forEach(ArrayList.java:1259) at org.apache.curator.framework.recipes.cache.CuratorCacheListenerBuilderImpl$2.event(CuratorCacheListenerBuilderImpl.java:149) at org.apache.curator.framework.recipes.cache.CuratorCacheImpl.lambda$putStorage$7(CuratorCacheImpl.java:279) at org.apache.curator.framework.listen.MappingListenerManager.lambda$forEach$0(MappingListenerManager.java:92) at org.apache.curator.framework.listen.MappingListenerManager.forEach(MappingListenerManager.java:89) at org.apache.curator.framework.listen.StandardListenerManager.forEach(StandardListenerManager.java:89) at org.apache.curator.framework.recipes.cache.CuratorCacheImpl.lambda$callListeners$10(CuratorCacheImpl.java:293) at java.util.concurrent.CompletableFuture$AsyncRun.run$$$capture(CompletableFuture.java:1640) at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [INFO ] 2022-06-21 12:30:20.235 [_finished_check_Worker-1] o.a.c.f.imps.CuratorFrameworkImpl - Starting [INFO ] 2022-06-21 12:30:20.236 [_finished_check_Worker-1] org.apache.zookeeper.ZooKeeper - Initiating client connection, connectString=localhost:2181 sessionTimeout=60000 watcher=org.apache.curator.ConnectionState@22084dd5 [INFO ] 2022-06-21 12:30:20.236 [_finished_check_Worker-1] o.apache.zookeeper.ClientCnxnSocket - jute.maxbuffer value is 1048575 Bytes [INFO ] 2022-06-21 12:30:20.236 [_finished_check_Worker-1] org.apache.zookeeper.ClientCnxn - zookeeper.request.timeout value is 0. feature enabled=false [INFO ] 2022-06-21 12:30:20.237 [_finished_check_Worker-1-SendThread(localhost:2181)] org.apache.zookeeper.ClientCnxn - Opening socket connection to server localhost/127.0.0.1:2181. [INFO ] 2022-06-21 12:30:20.237 [_finished_check_Worker-1-SendThread(localhost:2181)] org.apache.zookeeper.ClientCnxn - SASL config status: Will not attempt to authenticate using SASL (unknown error) [INFO ] 2022-06-21 12:30:20.237 [_finished_check_Worker-1] o.a.c.f.imps.CuratorFrameworkImpl - Default schema [INFO ] 2022-06-21 12:30:20.237 [_finished_check_Worker-1-SendThread(localhost:2181)] org.apache.zookeeper.ClientCnxn - Socket connection established, initiating session, client: /127.0.0.1:55340, server: localhost/127.0.0.1:2181 [INFO ] 2022-06-21 12:30:20.242 [_finished_check_Worker-1-SendThread(localhost:2181)] org.apache.zookeeper.ClientCnxn - Session establishment complete on server localhost/127.0.0.1:2181, session id = 0x1000000462a009f, negotiated timeout = 40000 [INFO ] 2022-06-21 12:30:20.243 [_finished_check_Worker-1-EventThread] o.a.c.f.state.ConnectionStateManager - State change: CONNECTED [INFO ] 2022-06-21 12:30:20.246 [_finished_check_Worker-1-EventThread] o.a.c.framework.imps.EnsembleTracker - New config event received: {} [INFO ] 2022-06-21 12:30:20.246 [_finished_check_Worker-1-EventThread] o.a.c.framework.imps.EnsembleTracker - New config event received: {} ``` ### Reason analyze (If you can) ### Steps to reproduce the behavior, such as: SQL to execute, sharding rule configuration, when exception occur etc. ### Example codes for reproduce this issue (such as a github link). -- This is an automated message from the Apache Git Service. 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