[ERROR] 2022-05-19 09:02:14.902 [nioEventLoopGroup-3-2] OpenfabricListener - Sync from device DCO:DCO:DCO-N9K-SPINE01 failed java.util.concurrent.CompletionException: java.lang.IllegalArgumentException: Unable to read data: /(http://cisco.com/ns/yang/cisco-nx-os-device?revision=2022-02-04)System, errors: [RpcError [message=null, severity=ERROR, errorType=TRANSPORT, tag=operation-failed, applicationTag=null, info=null, cause=null]] at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:314) ~[?:?] at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:319) ~[?:?] at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:645) ~[?:?] at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506) ~[?:?] at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073) ~[?:?] at com.att.sdnctl.nextgendc.openfabric.common.tools.FutureUtils$1.onSuccess(FutureUtils.java:70) ~[tools-4.0.13.jar:?] at com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1080) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:1213) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.complete(AbstractFuture.java:983) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.setFuture(AbstractFuture.java:814) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.TimeoutFuture$Fire.run(TimeoutFuture.java:116) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:1213) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.complete(AbstractFuture.java:983) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.set(AbstractFuture.java:746) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.SettableFuture.set(SettableFuture.java:47) ~[guava-30.1.1-jre.jar:?] at org.opendaylight.netconf.sal.connect.netconf.sal.NetconfDeviceRpc$1.onSuccess(NetconfDeviceRpc.java:62) ~[sal-netconf-connector-2.0.14.jar:?] at org.opendaylight.netconf.sal.connect.netconf.sal.NetconfDeviceRpc$1.onSuccess(NetconfDeviceRpc.java:58) ~[sal-netconf-connector-2.0.14.jar:?] at com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1080) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.DirectExecutor.execute(DirectExecutor.java:30) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:1213) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.complete(AbstractFuture.java:983) ~[guava-30.1.1-jre.jar:?] at com.google.common.util.concurrent.AbstractFuture.set(AbstractFuture.java:746) ~[guava-30.1.1-jre.jar:?] at org.opendaylight.netconf.sal.connect.netconf.listener.UncancellableFuture.set(UncancellableFuture.java:45) ~[sal-netconf-connector-2.0.14.jar:?] at org.opendaylight.netconf.sal.connect.netconf.listener.NetconfDeviceCommunicator.lambda$sendRequestWithLock$1(NetconfDeviceCommunicator.java:401) ~[sal-netconf-connector-2.0.14.jar:?] at io.opentelemetry.javaagent.instrumentation.netty.common.FutureListenerWrappers$WrappedFutureListener.operationComplete(FutureListenerWrappers.java:106) ~[?:?] at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:578) ~[netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:552) ~[netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:491) ~[netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:616) ~[netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.concurrent.DefaultPromise.setFailure0(DefaultPromise.java:609) ~[netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.concurrent.DefaultPromise.tryFailure(DefaultPromise.java:117) ~[netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.AbstractChannel$AbstractUnsafe.safeSetFailure(AbstractChannel.java:1017) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.AbstractChannel$AbstractUnsafe.write(AbstractChannel.java:878) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.DefaultChannelPipeline$HeadContext.write(DefaultChannelPipeline.java:1367) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeWrite0(AbstractChannelHandlerContext.java:717) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeWriteAndFlush(AbstractChannelHandlerContext.java:764) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.AbstractChannelHandlerContext.write(AbstractChannelHandlerContext.java:790) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.AbstractChannelHandlerContext.writeAndFlush(AbstractChannelHandlerContext.java:758) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.DefaultChannelPipeline.writeAndFlush(DefaultChannelPipeline.java:1020) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.AbstractChannel.writeAndFlush(AbstractChannel.java:311) ~[netty-transport-4.1.69.Final.jar:4.1.69.Final] at org.opendaylight.netconf.nettyutil.AbstractNetconfSession.lambda$sendMessage$0(AbstractNetconfSession.java:81) ~[netconf-netty-util-2.0.14.jar:?] at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:164) [netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:469) [netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:500) [netty-transport-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986) [netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) [netty-common-4.1.69.Final.jar:4.1.69.Final] at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [netty-common-4.1.69.Final.jar:4.1.69.Final] at java.lang.Thread.run(Thread.java:829) [?:?] Caused by: java.lang.IllegalArgumentException: Unable to read data: /(http://cisco.com/ns/yang/cisco-nx-os-device?revision=2022-02-04)System, errors: [RpcError [message=null, severity=ERROR, errorType=TRANSPORT, tag=operation-failed, applicationTag=null, info=null, cause=null]] at com.google.common.base.Preconditions.checkArgument(Preconditions.java:443) ~[guava-30.1.1-jre.jar:?] at com.att.sdnctl.nextgendc.netconf.client.NetconfFacade.getResult(NetconfFacade.java:187) ~[netconf-client-4.0.13.jar:?] at com.att.sdnctl.nextgendc.netconf.client.NetconfFacade.lambda$get$1(NetconfFacade.java:145) ~[netconf-client-4.0.13.jar:?] at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:642) ~[?:?] ... 47 more