alibaba/nacos · error · NacosRuntimeException

SERVER_ERROR

SERVER_ERROR

Error message

No healthy server node found.

What it means

Error "No healthy server node found." thrown in alibaba/nacos.

Source

Thrown at console/src/main/java/com/alibaba/nacos/console/handler/impl/remote/RemoteServerConnector.java:97

     */
    public String getServerContextPath() {
        return EnvUtil.getProperty("nacos.console.remote.server.context-path", "/nacos");
    }
    
    /**
     * Randomly select one healthy member from the cluster.
     *
     * @return a healthy cluster member
     * @throws NacosException if no healthy server node is found
     */
    public Member randomOneHealthyMember() throws NacosException {
        Collection<Member> allMembers = memberManager.allMembers();
        Collection<? extends NacosMember> membersWithState = remoteClusterHandler.getNodeList("");
        Map<String, NodeState> nodeStateMap = membersWithState.stream()
            .collect(Collectors.toMap(NacosMember::getAddress, NacosMember::getState));
        allMembers.removeIf(node -> !NodeState.UP.equals(nodeStateMap.get(node.getAddress())));
        if (CollectionUtils.isEmpty(allMembers)) {
            throw new NacosRuntimeException(NacosException.SERVER_ERROR,
                "No healthy server node found.");
        }
        return allMembers.parallelStream().findAny().orElseThrow();
    }
}

View on GitHub (pinned to 9b989acdf1)

Solutions

1. Review the input and runtime state for no healthy server node, correct the reported problem, and retry.

When it happens

Trigger: Thrown at console/src/main/java/com/alibaba/nacos/console/handler/impl/remote/RemoteServerConnector.java:97 when the library encounters an invalid state.

Common situations: Remote console mode found no healthy upstream server node.

AI-assisted analysis of alibaba/nacos@9b989acdf1 (2026-08-14). Data as JSON: /api/errors/a3a3460ee854f000. Report an issue: GitHub.