{"record":{"id":"9d0a93be7433a92c","repo":"elastic/elasticsearch","slug":"token-filter-name-cannot-be-used-to-parse-syno-9d0a93","errorCode":null,"errorMessage":"Token filter [{name}] cannot be used to parse synonyms","messagePattern":"Token filter \\[(.+?)\\] cannot be used to parse synonyms","errorType":"validation","errorClass":"IllegalArgumentException","httpStatus":null,"severity":"error","filePath":"modules/analysis-common/src/main/java/org/elasticsearch/analysis/common/CommonGramsTokenFilterFactory.java","lineNumber":56,"sourceCode":"            throw new IllegalArgumentException(\n                \"missing or empty [common_words] or [common_words_path] configuration for common_grams token filter\"\n            );\n        }\n    }\n\n    @Override\n    public TokenStream create(TokenStream tokenStream) {\n        CommonGramsFilter filter = new CommonGramsFilter(tokenStream, words);\n        if (queryMode) {\n            return new CommonGramsQueryFilter(filter);\n        } else {\n            return filter;\n        }\n    }\n\n    @Override\n    public TokenFilterFactory getSynonymFilter() {\n        throw new IllegalArgumentException(\"Token filter [\" + name() + \"] cannot be used to parse synonyms\");\n    }\n}\n","sourceCodeStart":38,"sourceCodeEnd":59,"githubUrl":"https://github.com/elastic/elasticsearch/blob/db6a809a667c081ca1dc7500389d26975573215f/modules/analysis-common/src/main/java/org/elasticsearch/analysis/common/CommonGramsTokenFilterFactory.java#L38-L59","documentation":"Error \"Token filter [{name}] cannot be used to parse synonyms\" thrown in elastic/elasticsearch.","triggerScenarios":"Thrown at modules/analysis-common/src/main/java/org/elasticsearch/analysis/common/CommonGramsTokenFilterFactory.java:56 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"db6a809a667c081ca1dc7500389d26975573215f","analyzedAt":"2026-08-12T01:39:14.192Z","schemaVersion":2},"datasetVersion":"2026-08-13T09:17:06.757Z"}