{"record":{"id":"4e6e36e612e18997","repo":"langchain-ai/langgraph","slug":"ttl-is-not-supported-by-self-class-name","errorCode":null,"errorMessage":"TTL is not supported by {self.__class__.__name__}. Use a store implementation that supports TTL or set ttl=None.","messagePattern":"TTL is not supported by (.+?)\\. Use a store implementation that supports TTL or set ttl=None\\.","errorType":"exception","errorClass":"NotImplementedError","httpStatus":null,"severity":"error","filePath":"libs/checkpoint/langgraph/checkpoint/store/base/__init__.py","lineNumber":921,"sourceCode":null,"sourceCodeStart":null,"sourceCodeEnd":null,"githubUrl":"https://github.com/langchain-ai/langgraph/blob/38031739e551638e373fb553453256c23feeb41f/libs/checkpoint/langgraph/checkpoint/store/base/__init__.py#L921","documentation":"Error \"TTL is not supported by {self.__class__.__name__}. Use a store implementation that supports TTL or set ttl=None.\" thrown in langchain-ai/langgraph.","triggerScenarios":"Thrown at libs/checkpoint/langgraph/checkpoint/store/base/__init__.py:921 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":"38031739e551638e373fb553453256c23feeb41f","analyzedAt":"2026-08-26T18:02:49.312Z","schemaVersion":2},"datasetVersion":"2026-08-26T21:11:00.512Z"}