{"record":{"id":"6e95902b5ff26153","repo":"alibaba/nacos","slug":"required-config-missing","errorCode":null,"errorMessage":"Required config missing: {}","messagePattern":"Required config missing: (.+?)","errorType":"validation","errorClass":"IllegalArgumentException","httpStatus":null,"severity":"error","filePath":"core/src/main/java/com/alibaba/nacos/core/plugin/config/PluginConfigBasicChecker.java","lineNumber":77,"sourceCode":"    \n    /**\n     * Validate required fields and basic value types in effective config.\n     *\n     * @param pluginInfo plugin info\n     * @param config effective config\n     */\n    public void validateEffectiveConfig(PluginInfo pluginInfo, Map<String, String> config) {\n        List<ConfigItemDefinition> definitions = pluginInfo.getConfigDefinitions();\n        if (definitions == null || definitions.isEmpty()) {\n            return;\n        }\n        for (ConfigItemDefinition definition : definitions) {\n            if (StringUtils.isBlank(definition.getKey())) {\n                continue;\n            }\n            String value = config.get(definition.getKey());\n            if (definition.isRequired() && StringUtils.isEmpty(value)) {\n                throw new IllegalArgumentException(\n                    \"Required config missing: \" + definition.getKey());\n            }\n            if (value != null) {\n                validateValueType(definition, value);\n            }\n        }\n    }\n    \n    private Map<String, ConfigItemDefinition> indexDefinitions(\n        List<ConfigItemDefinition> definitions) {\n        Map<String, ConfigItemDefinition> result = new LinkedHashMap<>();\n        for (ConfigItemDefinition definition : definitions) {\n            if (StringUtils.isNotBlank(definition.getKey())) {\n                result.put(definition.getKey(), definition);\n            }\n        }\n        return result;\n    }","sourceCodeStart":59,"sourceCodeEnd":95,"githubUrl":"https://github.com/alibaba/nacos/blob/9b989acdf181d00898f2e8839257bb2b2a3cefe3/core/src/main/java/com/alibaba/nacos/core/plugin/config/PluginConfigBasicChecker.java#L59-L95","documentation":"Error \"Required config missing: {}\" thrown in alibaba/nacos.","triggerScenarios":"Thrown at core/src/main/java/com/alibaba/nacos/core/plugin/config/PluginConfigBasicChecker.java:77 when the library encounters an invalid state.","commonSituations":"A required plugin configuration key is missing.","solutions":["Include the required parameter in the request 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"}