kiranchavala opened a new issue, #12639: URL: https://github.com/apache/cloudstack/issues/12639
### problem Unable to remove to external node from a cks cluster ### versions ACS 4.21 ### The steps to reproduce the bug 1. Create a cks cluster 2. Add a external node to the cks cluster > Make sure the cluster state is in running state <img width="1609" height="280" alt="Image" src="https://github.com/user-attachments/assets/ea6eed74-95a4-4903-ba35-3b9225f333d6"; /> 3. Remove the external node from the cks cluster 4. Exception observed <img width="1613" height="293" alt="Image" src="https://github.com/user-attachments/assets/e12de4d6-f2d7-4b29-847b-529a74cb4415"; /> logs ``` 2026-02-12 13:16:06,724 DEBUG [c.c.a.ApiServlet] (qtp1390913202-25:[ctx-ffe63d6e]) (logid:1ce21d29) ===START=== 10.0.3.251 -- POST command=removeNodesFromKubernetesCluster response=json id=e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab nodeids=a37443b0-4424-4649-ba1d-0a5e6acc8929 sessionkey=Ds_HcBdERgXAEdh8KjTbyulPqjM 2026-02-12 13:16:06,724 DEBUG [c.c.a.ApiServlet] (qtp1390913202-25:[ctx-ffe63d6e]) (logid:1ce21d29) Two factor authentication is already verified for the user 2, so skipping 2026-02-12 13:16:06,726 DEBUG [c.c.a.ApiServer] (qtp1390913202-25:[ctx-ffe63d6e, ctx-af024535]) (logid:1ce21d29) CIDRs from which account 'Account [{"accountName":"admin","id":2,"uuid":"28904042-0804-11f1-972e-1e00f10003ad"}]' is allowed to perform API calls: 0.0.0.0/0,::/0 2026-02-12 13:16:06,726 INFO [o.a.c.a.DynamicRoleBasedAPIAccessChecker] (qtp1390913202-25:[ctx-ffe63d6e, ctx-af024535]) (logid:1ce21d29) Account for user id 2890a7a5-0804-11f1-972e-1e00f10003ad is Root Admin or Domain Admin, all APIs are allowed. 2026-02-12 13:16:06,726 DEBUG [o.a.c.a.StaticRoleBasedAPIAccessChecker] (qtp1390913202-25:[ctx-ffe63d6e, ctx-af024535]) (logid:1ce21d29) RoleService is enabled. We will use it instead of StaticRoleBasedAPIAccessChecker. 2026-02-12 13:16:06,726 DEBUG [o.a.c.r.ApiRateLimitServiceImpl] (qtp1390913202-25:[ctx-ffe63d6e, ctx-af024535]) (logid:1ce21d29) API rate limiting is disabled. We will not use ApiRateLimitService. 2026-02-12 13:16:06,739 DEBUG [c.c.a.ApiServer] (qtp1390913202-25:[ctx-ffe63d6e, ctx-af024535]) (logid:1ce21d29) Retrieved cmdEventType from job info: KUBERNETES.CLUSTER.NODES.REMOVE 2026-02-12 13:16:06,740 INFO [o.a.c.f.j.i.AsyncJobMonitor] (API-Job-Executor-38:[ctx-8933df3d, job-52]) (logid:8fc1114f) Add job-52 into job monitoring 2026-02-12 13:16:06,743 DEBUG [o.a.c.f.j.i.AsyncJobManagerImpl$5] (API-Job-Executor-38:[ctx-8933df3d, job-52]) (logid:50e49cb8) Executing AsyncJob {"accountId":2,"cmd":"org.apache.cloudstack.api.command.user.kubernetes.cluster.RemoveNodesFromKubernetesClusterCmd","cmdInfo":"{\"response\":\"json\",\"ctxUserId\":\"2\",\"sessionkey\":\"Ds_HcBdERgXAEdh8KjTbyulPqjM\",\"httpmethod\":\"POST\",\"ctxStartEventId\":\"217\",\"id\":\"e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab\",\"ctxDetails\":\"{\\\"interface com.cloud.kubernetes.cluster.KubernetesCluster\\\":\\\"e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab\\\",\\\"interface com.cloud.vm.VirtualMachine\\\":\\\"a37443b0-4424-4649-ba1d-0a5e6acc8929\\\"}\",\"ctxAccountId\":\"2\",\"uuid\":\"e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab\",\"nodeids\":\"a37443b0-4424-4649-ba1d-0a5e6acc8929\",\"cmdEventType\":\"KUBERNETES.CLUSTER.NODES.REMOVE\"}","cmdVersion":0,"completeMsid":null,"created":null,"id":52,"initMsid":32989392143277,"instanceId":1,"instanceType":"KubernetesCl uster","lastPolled":null,"lastUpdated":null,"processStatus":0,"removed":null,"result":null,"resultCode":0,"status":"IN_PROGRESS","userId":2,"uuid":"50e49cb8-1611-4766-8d86-cc5931dd06b0"} 2026-02-12 13:16:06,743 DEBUG [o.a.c.f.j.i.AsyncJobManagerImpl] (qtp1390913202-25:[ctx-ffe63d6e, ctx-af024535]) (logid:1ce21d29) submit async job-52, details: AsyncJob {"accountId":2,"cmd":"org.apache.cloudstack.api.command.user.kubernetes.cluster.RemoveNodesFromKubernetesClusterCmd","cmdInfo":"{\"response\":\"json\",\"ctxUserId\":\"2\",\"sessionkey\":\"Ds_HcBdERgXAEdh8KjTbyulPqjM\",\"httpmethod\":\"POST\",\"ctxStartEventId\":\"217\",\"id\":\"e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab\",\"ctxDetails\":\"{\\\"interface com.cloud.kubernetes.cluster.KubernetesCluster\\\":\\\"e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab\\\",\\\"interface com.cloud.vm.VirtualMachine\\\":\\\"a37443b0-4424-4649-ba1d-0a5e6acc8929\\\"}\",\"ctxAccountId\":\"2\",\"uuid\":\"e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab\",\"nodeids\":\"a37443b0-4424-4649-ba1d-0a5e6acc8929\",\"cmdEventType\":\"KUBERNETES.CLUSTER.NODES.REMOVE\"}","cmdVersion":0,"completeMsid":null,"created":null,"id":52,"initMsid":32989392143277,"instanceId":1,"instan ceType":"KubernetesCluster","lastPolled":null,"lastUpdated":null,"processStatus":0,"removed":null,"result":null,"resultCode":0,"status":"IN_PROGRESS","userId":2,"uuid":"50e49cb8-1611-4766-8d86-cc5931dd06b0"} 2026-02-12 13:16:06,745 DEBUG [c.c.a.ApiServlet] (qtp1390913202-25:[ctx-ffe63d6e, ctx-af024535]) (logid:1ce21d29) ===END=== 10.0.3.251 -- POST command=removeNodesFromKubernetesCluster response=json id=e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab nodeids=a37443b0-4424-4649-ba1d-0a5e6acc8929 sessionkey=Ds_HcBdERgXAEdh8KjTbyulPqjM 2026-02-12 13:16:06,760 ERROR [c.c.k.c.a.KubernetesClusterRemoveWorker] (API-Job-Executor-38:[ctx-8933df3d, job-52, ctx-06aa0403]) (logid:50e49cb8) Error trying to remove node a37443b0-4424-4649-ba1d-0a5e6acc8929 from Kubernetes Cluster e79b3bca-0cb8-4b40-9c8a-9baaabcc9cab: Cannot invoke "String.toLowerCase(java.util.Locale)" because the return value of "com.cloud.vm.UserVmVO.getDisplayName()" is null java.lang.NullPointerException: Cannot invoke "String.toLowerCase(java.util.Locale)" because the return value of "com.cloud.vm.UserVmVO.getDisplayName()" is null at com.cloud.kubernetes.cluster.actionworkers.KubernetesClusterRemoveWorker.removeNodesFromCluster(KubernetesClusterRemoveWorker.java:99) at com.cloud.kubernetes.cluster.actionworkers.KubernetesClusterRemoveWorker.removeNodesFromCluster(KubernetesClusterRemoveWorker.java:74) at com.cloud.kubernetes.cluster.KubernetesClusterManagerImpl.removeNodesFromKubernetesCluster(KubernetesClusterManagerImpl.java:2264) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:569) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344) at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:215) at jdk.proxy3/jdk.proxy3.$Proxy537.removeNodesFromKubernetesCluster(Unknown Source) at org.apache.cloudstack.api.command.user.kubernetes.cluster.RemoveNodesFromKubernetesClusterCmd.execute(RemoveNodesFromKubernetesClusterCmd.java:98) at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:173) at com.cloud.api.ApiAsyncJobDispatcher.runJob(ApiAsyncJobDispatcher.java:110) at org.apache.cloudstack.framework.jobs.impl.AsyncJobManagerImpl$5.runInContext(AsyncJobManagerImpl.java:698) at org.apache.cloudstack.managed.context.ManagedContextRunnable$1.run(ManagedContextRunnable.java:49) at org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:56) ``` ... ### What to do about it? The external node should be removed successfully -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
