{"record":{"id":"5bef7d1de30ddaeb","repo":"alibaba/nacos","slug":"500-5bef7d","errorCode":"500","errorMessage":"empty Result","messagePattern":"empty Result","errorType":"exception","errorClass":"NacosException","httpStatus":null,"severity":"error","filePath":"maintainer-client/src/main/java/com/alibaba/nacos/maintainer/client/config/NacosConfigMaintainerServiceImpl.java","lineNumber":293,"sourceCode":"        Map<String, String> params = new HashMap<>(8);\n        params.put(\"dataId\", dataId);\n        params.put(\"groupName\", groupName);\n        params.put(\"namespaceId\", namespaceId);\n        RequestResource resource = buildRequestResource(namespaceId, groupName, dataId);\n        HttpRequest httpRequest = buildRequestWithResource(resource).setHttpMethod(HttpMethod.GET)\n            .setPath(Constants.AdminApiPath.CONFIG_ADMIN_PATH + \"/beta\").setParamValue(params)\n            .build();\n        HttpRestResult<String> httpRestResult =\n            getClientHttpProxy().executeSyncHttpRequest(httpRequest);\n        Result<ConfigGrayInfo> result = JsonUtils.toObj(httpRestResult.getData(),\n            new NacosTypeReference<Result<ConfigGrayInfo>>() {\n            });\n        return result.getData();\n    }\n    \n    private static boolean unwrapBooleanResult(Result<Boolean> result) throws NacosException {\n        if (result == null) {\n            throw new NacosException(NacosException.SERVER_ERROR, \"empty Result\");\n        }\n        if (!ErrorCode.SUCCESS.getCode().equals(result.getCode())) {\n            String message =\n                StringUtils.isNotBlank(result.getMessage()) ? result.getMessage()\n                    : \"request failed\";\n            throw new NacosException(NacosException.SERVER_ERROR, message);\n        }\n        if (result.getData() == null) {\n            throw new NacosException(NacosException.SERVER_ERROR, \"empty boolean result data\");\n        }\n        return result.getData();\n    }\n    \n    @Override\n    public Map<String, Object> cloneConfig(String namespaceId, List<ConfigCloneInfo> cloneInfos,\n        String srcUser,\n        SameConfigPolicy policy) throws NacosException {\n        return cloneConfig(namespaceId, namespaceId, cloneInfos, srcUser, policy);","sourceCodeStart":275,"sourceCodeEnd":311,"githubUrl":"https://github.com/alibaba/nacos/blob/9b989acdf181d00898f2e8839257bb2b2a3cefe3/maintainer-client/src/main/java/com/alibaba/nacos/maintainer/client/config/NacosConfigMaintainerServiceImpl.java#L275-L311","documentation":"Error \"empty Result\" thrown in alibaba/nacos.","triggerScenarios":"Thrown at maintainer-client/src/main/java/com/alibaba/nacos/maintainer/client/config/NacosConfigMaintainerServiceImpl.java:293 when the library encounters an invalid state.","commonSituations":"The config maintainer API returned an empty Result.","solutions":["Review the input and runtime state for config maintainer empty result, correct the reported problem, and retry."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"9b989acdf181d00898f2e8839257bb2b2a3cefe3","analyzedAt":"2026-08-14T07:17:31.569Z","schemaVersion":2},"datasetVersion":"2026-08-14T10:17:34.591Z"}