alibaba/nacos · error · NacosException

Failed to update plugin config: {}

Error message

Failed to update plugin config: {}

What it means

Error "Failed to update plugin config: {}" thrown in alibaba/nacos.

Source

Thrown at maintainer-client/src/main/java/com/alibaba/nacos/maintainer/client/core/AbstractCoreMaintainerService.java:387

                "Failed to update plugin status: " + httpRestResult.getMessage());
        }
    }
    
    @Override
    public void updatePluginConfig(String pluginType, String pluginName, Map<String, String> config,
        boolean localOnly) throws NacosException {
        Map<String, String> params = new HashMap<>(8);
        params.put("pluginType", pluginType);
        params.put("pluginName", pluginName);
        params.put("config", JsonUtils.toJson(config));
        params.put("localOnly", String.valueOf(localOnly));
        
        HttpRequest httpRequest = new HttpRequest.Builder().setHttpMethod(HttpMethod.PUT)
            .setPath(Constants.AdminApiPath.CORE_PLUGIN_ADMIN_PATH + "/config")
            .setParamValue(params).build();
        HttpRestResult<String> httpRestResult = clientHttpProxy.executeSyncHttpRequest(httpRequest);
        if (!httpRestResult.ok()) {
            throw new NacosException(httpRestResult.getCode(),
                "Failed to update plugin config: " + httpRestResult.getMessage());
        }
    }
    
    @Override
    public Map<String, Boolean> getPluginAvailability(String pluginType, String pluginName)
        throws NacosException {
        Map<String, String> params = new HashMap<>(8);
        params.put("pluginType", pluginType);
        params.put("pluginName", pluginName);
        
        HttpRequest httpRequest = new HttpRequest.Builder().setHttpMethod(HttpMethod.GET)
            .setPath(Constants.AdminApiPath.CORE_PLUGIN_ADMIN_PATH + "/availability")
            .setParamValue(params).build();
        HttpRestResult<String> httpRestResult = clientHttpProxy.executeSyncHttpRequest(httpRequest);
        Result<Map<String, Boolean>> result = JsonUtils.toObj(httpRestResult.getData(),
            new NacosTypeReference<Result<Map<String, Boolean>>>() {
            });

View on GitHub (pinned to 9b989acdf1)

Solutions

1. Inspect the server logs for the underlying cause, fix it, and retry the operation.

When it happens

Trigger: Thrown at maintainer-client/src/main/java/com/alibaba/nacos/maintainer/client/core/AbstractCoreMaintainerService.java:387 when the library encounters an invalid state.

Common situations: Updating a plugin's config through the maintainer client failed.

AI-assisted analysis of alibaba/nacos@9b989acdf1 (2026-08-14). Data as JSON: /api/errors/5cf31cd20facf8c0. Report an issue: GitHub.