19:31:59.548 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router started 19:31:59.549 [main] INFO o.o.mdsal.dom.broker.DOMRpcRouter - DOM RPC/Action router started 19:31:59.549 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router started 19:31:59.549 [main] INFO o.o.r.s.m.MdsalRestconfStreamRegistry - Cluster leadership acquired – will write OPERATIONAL view 19:31:59.550 [main] INFO o.o.r.s.RestconfTransportChannelListener - Initialized with service class org.opendaylight.restconf.server.mdsal.MdsalRestconfServer 19:31:59.550 [main] INFO o.o.r.s.RestconfTransportChannelListener - Initialized with base path: /restconf, default encoding: JSON, default pretty print: false 19:31:59.554 [restconf-netty-subscription-1] INFO o.o.n.t.http.ClientHttp1SseService - Client SSE enabled on channel [id: 0x1a0a3088, L:/127.0.0.1:37478 - R:/127.0.0.1:36825] 19:31:59.756 [restconf-netty-subscription-3] INFO o.o.n.t.http.ClientHttp1SseService - Client SSE enabled on channel [id: 0x6ecc3563, L:/127.0.0.1:37482 - R:/127.0.0.1:36825] 19:32:01.894 [main] INFO o.o.r.s.m.MdsalRestconfStreamRegistry - Cluster leadership lost – stop writing OPERATIONAL view 19:32:01.894 [main] INFO o.o.mdsal.dom.broker.DOMRpcRouter - DOM RPC/Action router stopped 19:32:01.894 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router stopped Feb 23, 2026 7:32:01 PM com.google.common.util.concurrent.AbstractFuture executeListener SEVERE: RuntimeException while executing runnable CallbackListener{org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4@49dcc27d} with executor MoreExecutors.directExecutor() java.lang.NullPointerException: Cannot invoke "org.opendaylight.mdsal.dom.api.DOMTransactionChain.newWriteOnlyTransaction()" because "this.txChain" is null at org.opendaylight.restconf.server.mdsal.MdsalRestconfStreamRegistry.updateSubscriptionReceivers(MdsalRestconfStreamRegistry.java:557) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.updateOperationalDatastore(AbstractRestconfStreamRegistry.java:207) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.removeReceiver(AbstractRestconfStreamRegistry.java:190) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$1$1.removeRegistration(AbstractRestconfStreamRegistry.java:173) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at org.opendaylight.restconf.server.ChannelSender.endOfStream(ChannelSender.java:70) at org.opendaylight.restconf.server.spi.Subscriber.endOfStream(Subscriber.java:183) at java.base/java.util.concurrent.ConcurrentHashMap$KeySetView.forEach(ConcurrentHashMap.java:4709) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4.onSuccess(AbstractRestconfStreamRegistry.java:311) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4.onSuccess(AbstractRestconfStreamRegistry.java:307) at com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1132) at com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30) at com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:1004) at com.google.common.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:469) at com.google.common.util.concurrent.FluentFuture$TrustedFuture.addListener(FluentFuture.java:114) at com.google.common.util.concurrent.Futures.addCallback(Futures.java:1098) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.deleteSubscription(AbstractRestconfStreamRegistry.java:307) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.channelClosed(AbstractRestconfStreamRegistry.java:295) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.controlSessionClosed(AbstractRestconfStreamRegistry.java:380) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscriptionResource.removeRegistration(AbstractRestconfStreamRegistry.java:458) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at java.base/java.util.ArrayList.forEach(ArrayList.java:1596) at org.opendaylight.restconf.server.spi.DefaultTransportSession.removeRegistration(DefaultTransportSession.java:141) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at org.opendaylight.restconf.server.RestconfSession.channelInactive(RestconfSession.java:73) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:81) at io.netty.handler.codec.MessageAggregator.channelInactive(MessageAggregator.java:441) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:81) at io.netty.handler.codec.MessageAggregator.channelInactive(MessageAggregator.java:441) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelInactive(CombinedChannelDuplexHandler.java:416) at io.netty.handler.codec.ByteToMessageDecoder.channelInputClosed(ByteToMessageDecoder.java:427) at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:392) at io.netty.channel.CombinedChannelDuplexHandler.channelInactive(CombinedChannelDuplexHandler.java:219) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.DefaultChannelPipeline$HeadContext.channelInactive(DefaultChannelPipeline.java:1424) at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:876) at io.netty.channel.AbstractChannel$AbstractUnsafe$8.run(AbstractChannel.java:684) at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:148) at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:141) at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:535) at io.netty.channel.SingleThreadIoEventLoop.run(SingleThreadIoEventLoop.java:201) at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:1195) at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) at java.base/java.lang.Thread.run(Thread.java:1583) 19:32:01.896 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router started 19:32:01.897 [main] INFO o.o.mdsal.dom.broker.DOMRpcRouter - DOM RPC/Action router started 19:32:01.897 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router started 19:32:01.897 [main] INFO o.o.r.s.m.MdsalRestconfStreamRegistry - Cluster leadership acquired – will write OPERATIONAL view 19:32:01.898 [main] INFO o.o.r.s.RestconfTransportChannelListener - Initialized with service class org.opendaylight.restconf.server.mdsal.MdsalRestconfServer 19:32:01.898 [main] INFO o.o.r.s.RestconfTransportChannelListener - Initialized with base path: /restconf, default encoding: JSON, default pretty print: false 19:32:01.900 [restconf-netty-subscription-2] INFO o.o.n.t.http.ClientHttp1SseService - Client SSE enabled on channel [id: 0xdd91654f, L:/127.0.0.1:42256 - R:/127.0.0.1:44043] 19:32:02.104 [restconf-netty-subscription-4] INFO o.o.n.t.http.ClientHttp1SseService - Client SSE enabled on channel [id: 0xdfe39d4c, L:/127.0.0.1:42264 - R:/127.0.0.1:44043] 19:32:04.237 [main] INFO o.o.r.s.m.MdsalRestconfStreamRegistry - Cluster leadership lost – stop writing OPERATIONAL view 19:32:04.237 [main] INFO o.o.mdsal.dom.broker.DOMRpcRouter - DOM RPC/Action router stopped 19:32:04.237 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router stopped Feb 23, 2026 7:32:04 PM com.google.common.util.concurrent.AbstractFuture executeListener SEVERE: RuntimeException while executing runnable CallbackListener{org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4@33521482} with executor MoreExecutors.directExecutor() java.lang.NullPointerException: Cannot invoke "org.opendaylight.mdsal.dom.api.DOMTransactionChain.newWriteOnlyTransaction()" because "this.txChain" is null at org.opendaylight.restconf.server.mdsal.MdsalRestconfStreamRegistry.updateSubscriptionReceivers(MdsalRestconfStreamRegistry.java:557) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.updateOperationalDatastore(AbstractRestconfStreamRegistry.java:207) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.removeReceiver(AbstractRestconfStreamRegistry.java:190) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$1$1.removeRegistration(AbstractRestconfStreamRegistry.java:173) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at org.opendaylight.restconf.server.ChannelSender.endOfStream(ChannelSender.java:70) at org.opendaylight.restconf.server.spi.Subscriber.endOfStream(Subscriber.java:183) at java.base/java.util.concurrent.ConcurrentHashMap$KeySetView.forEach(ConcurrentHashMap.java:4709) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4.onSuccess(AbstractRestconfStreamRegistry.java:311) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4.onSuccess(AbstractRestconfStreamRegistry.java:307) at com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1132) at com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30) at com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:1004) at com.google.common.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:469) at com.google.common.util.concurrent.FluentFuture$TrustedFuture.addListener(FluentFuture.java:114) at com.google.common.util.concurrent.Futures.addCallback(Futures.java:1098) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.deleteSubscription(AbstractRestconfStreamRegistry.java:307) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.channelClosed(AbstractRestconfStreamRegistry.java:295) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.controlSessionClosed(AbstractRestconfStreamRegistry.java:380) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscriptionResource.removeRegistration(AbstractRestconfStreamRegistry.java:458) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at java.base/java.util.ArrayList.forEach(ArrayList.java:1596) at org.opendaylight.restconf.server.spi.DefaultTransportSession.removeRegistration(DefaultTransportSession.java:141) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at org.opendaylight.restconf.server.RestconfSession.channelInactive(RestconfSession.java:73) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:81) at io.netty.handler.codec.MessageAggregator.channelInactive(MessageAggregator.java:441) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:81) at io.netty.handler.codec.MessageAggregator.channelInactive(MessageAggregator.java:441) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelInactive(CombinedChannelDuplexHandler.java:416) at io.netty.handler.codec.ByteToMessageDecoder.channelInputClosed(ByteToMessageDecoder.java:427) at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:392) at io.netty.channel.CombinedChannelDuplexHandler.channelInactive(CombinedChannelDuplexHandler.java:219) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.DefaultChannelPipeline$HeadContext.channelInactive(DefaultChannelPipeline.java:1424) at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:876) at io.netty.channel.AbstractChannel$AbstractUnsafe$8.run(AbstractChannel.java:684) at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:148) at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:141) at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:535) at io.netty.channel.SingleThreadIoEventLoop.run(SingleThreadIoEventLoop.java:201) at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:1195) at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) at java.base/java.lang.Thread.run(Thread.java:1583) 19:32:04.240 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router started 19:32:04.240 [main] INFO o.o.mdsal.dom.broker.DOMRpcRouter - DOM RPC/Action router started 19:32:04.240 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router started 19:32:04.240 [main] INFO o.o.r.s.m.MdsalRestconfStreamRegistry - Cluster leadership acquired – will write OPERATIONAL view 19:32:04.241 [main] INFO o.o.r.s.RestconfTransportChannelListener - Initialized with service class org.opendaylight.restconf.server.mdsal.MdsalRestconfServer 19:32:04.242 [main] INFO o.o.r.s.RestconfTransportChannelListener - Initialized with base path: /restconf, default encoding: JSON, default pretty print: false 19:32:04.243 [restconf-netty-subscription-3] INFO o.o.n.t.http.ClientHttp1SseService - Client SSE enabled on channel [id: 0x366ff407, L:/127.0.0.1:53272 - R:/127.0.0.1:34339] 19:32:04.447 [restconf-netty-subscription-5] INFO o.o.n.t.http.ClientHttp1SseService - Client SSE enabled on channel [id: 0x5c0ef14f, L:/127.0.0.1:53278 - R:/127.0.0.1:34339] 19:32:06.481 [main] INFO o.o.r.s.m.MdsalRestconfStreamRegistry - Cluster leadership lost – stop writing OPERATIONAL view 19:32:06.482 [main] INFO o.o.mdsal.dom.broker.DOMRpcRouter - DOM RPC/Action router stopped 19:32:06.482 [main] INFO o.o.m.d.broker.DOMNotificationRouter - DOM Notification Router stopped Feb 23, 2026 7:32:06 PM com.google.common.util.concurrent.AbstractFuture executeListener SEVERE: RuntimeException while executing runnable CallbackListener{org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4@71fa8257} with executor MoreExecutors.directExecutor() java.lang.NullPointerException: Cannot invoke "org.opendaylight.mdsal.dom.api.DOMTransactionChain.newWriteOnlyTransaction()" because "this.txChain" is null at org.opendaylight.restconf.server.mdsal.MdsalRestconfStreamRegistry.updateSubscriptionReceivers(MdsalRestconfStreamRegistry.java:557) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.updateOperationalDatastore(AbstractRestconfStreamRegistry.java:207) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.removeReceiver(AbstractRestconfStreamRegistry.java:190) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$1$1.removeRegistration(AbstractRestconfStreamRegistry.java:173) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at org.opendaylight.restconf.server.ChannelSender.endOfStream(ChannelSender.java:70) at org.opendaylight.restconf.server.spi.Subscriber.endOfStream(Subscriber.java:183) at java.base/java.util.concurrent.ConcurrentHashMap$KeySetView.forEach(ConcurrentHashMap.java:4709) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4.onSuccess(AbstractRestconfStreamRegistry.java:311) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription$4.onSuccess(AbstractRestconfStreamRegistry.java:307) at com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1132) at com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30) at com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:1004) at com.google.common.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:469) at com.google.common.util.concurrent.FluentFuture$TrustedFuture.addListener(FluentFuture.java:114) at com.google.common.util.concurrent.Futures.addCallback(Futures.java:1098) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.deleteSubscription(AbstractRestconfStreamRegistry.java:307) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.channelClosed(AbstractRestconfStreamRegistry.java:295) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscription.controlSessionClosed(AbstractRestconfStreamRegistry.java:380) at org.opendaylight.restconf.server.spi.AbstractRestconfStreamRegistry$DynSubscriptionResource.removeRegistration(AbstractRestconfStreamRegistry.java:458) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at java.base/java.util.ArrayList.forEach(ArrayList.java:1596) at org.opendaylight.restconf.server.spi.DefaultTransportSession.removeRegistration(DefaultTransportSession.java:141) at org.opendaylight.yangtools.concepts.AbstractRegistration.close(AbstractRegistration.java:65) at org.opendaylight.restconf.server.RestconfSession.channelInactive(RestconfSession.java:73) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:81) at io.netty.handler.codec.MessageAggregator.channelInactive(MessageAggregator.java:441) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:81) at io.netty.handler.codec.MessageAggregator.channelInactive(MessageAggregator.java:441) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelInactive(CombinedChannelDuplexHandler.java:416) at io.netty.handler.codec.ByteToMessageDecoder.channelInputClosed(ByteToMessageDecoder.java:427) at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:392) at io.netty.channel.CombinedChannelDuplexHandler.channelInactive(CombinedChannelDuplexHandler.java:219) at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:250) at io.netty.channel.DefaultChannelPipeline$HeadContext.channelInactive(DefaultChannelPipeline.java:1424) at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:876) at io.netty.channel.AbstractChannel$AbstractUnsafe$8.run(AbstractChannel.java:684) at io.netty.util.concurrent.AbstractEventExecutor.runTask(AbstractEventExecutor.java:148) at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:141) at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:535) at io.netty.channel.SingleThreadIoEventLoop.run(SingleThreadIoEventLoop.java:201) at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:1195) at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) at java.base/java.lang.Thread.run(Thread.java:1583)