{"record":{"id":"9ac06e1897859681","repo":"influxdata/influxdb","slug":"catalog-update-error-0-mod","errorCode":null,"errorMessage":"catalog update error: {0}","messagePattern":"catalog update error: (.+?)","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"influxdb3_write/src/write_buffer/mod.rs","lineNumber":83,"sourceCode":"};\nuse thiserror::Error;\n\n#[derive(Debug, Error)]\npub enum Error {\n    #[error(\"line protocol parse failed: {}\", .0.error_message)]\n    ParseError(WriteLineError),\n\n    #[error(\"incoming write was empty\")]\n    EmptyWrite,\n\n    #[error(\"column type mismatch for column {name}: existing: {existing:?}, new: {new:?}\")]\n    ColumnTypeMismatch {\n        name: String,\n        existing: ColumnType,\n        new: ColumnType,\n    },\n\n    #[error(\"catalog update error: {0}\")]\n    CatalogUpdateError(#[from] CatalogError),\n\n    #[error(\"error from persister: {0}\")]\n    PersisterError(#[from] PersisterError),\n\n    #[error(\"corrupt load state: {0}\")]\n    CorruptLoadState(String),\n\n    #[error(\"database name error: {0}\")]\n    DatabaseNameError(#[from] DatabaseNameError),\n\n    #[error(\"error from table buffer: {0}\")]\n    TableBufferError(#[from] table_buffer::Error),\n\n    #[error(\"error in last cache: {0}\")]\n    LastCacheError(#[from] last_cache::Error),\n\n    #[error(\"database not found {db_name:?}\")]","sourceCodeStart":65,"sourceCodeEnd":101,"githubUrl":"https://github.com/influxdata/influxdb/blob/06200ef96ba82c5f6727e5038a83af8e722c6875/influxdb3_write/src/write_buffer/mod.rs#L65-L101","documentation":"This error wraps a CatalogError that occurred while updating the InfluxDB 3 catalog (the persisted metadata describing databases, tables, and columns). The write buffer raises it whenever an incoming write requires a catalog mutation (e.g. creating a database/table or adding a column) and the catalog layer returns an error. It is a transparent conversion (`#[from]`), so the underlying CatalogError is preserved as the source.","triggerScenarios":"Writing to influxdb3 via the write buffer when the request requires a catalog update: creating a new database or table implicitly, adding a new column to an existing table, or any DDL-time catalog persist operation that fails (e.g. the persister/backend rejects the update).","commonSituations":"Racing concurrent writes that both try to create the same table/column; catalog persistence backend (object store / persister) unavailable or misconfigured; corrupted or out-of-sync catalog state after a crash or version upgrade.","solutions":["Inspect the inner CatalogError (the `{0}` payload) to find the root cause","Check that the catalog persister backend (object store, etc.) is reachable and correctly configured","Retry the write; transient races during implicit table creation usually resolve on retry","Verify all nodes run the same influxdb3 version so catalog schemas match"],"exampleFix":"// before: opaque handling\nmatch write_result { Err(e) => panic!(\"write failed: {e}\"), ... }\n// after: match the variant and surface the inner catalog error\nmatch write_result {\n    Err(WriteBufferError::CatalogUpdateError(catalog_err)) => {\n        log::error!(\"catalog update failed: {catalog_err}\");\n        // fall back / retry with the specific catalog error context\n    }\n    Err(e) => return Err(e.into()),\n    Ok(v) => v,\n}","handlingStrategy":"try-catch","validationCode":"// ensure schema-compatible write: pre-check column types via catalog\nlet table = catalog.table(db, table_name)?;\nfor col in incoming_columns {\n    if let Some(existing) = table.column(&col.name) {\n        assert_eq!(existing.data_type, col.data_type, \"type conflict on {}\", col.name);\n    }\n}","typeGuard":null,"tryCatchPattern":"match result {\n    Err(WriteBufferError::CatalogUpdateError(e)) => retry_with_backoff(|| write_lp(db, lp, false)),\n    other => other?,\n}","preventionTips":["Keep influxdb3 versions consistent across all nodes","Pre-create tables/columns with explicit schemas instead of relying on implicit creation","Monitor persister/object-store health; most catalog update failures stem from it","Retry writes with backoff — catalog races are usually transient"],"tags":["catalog","storage","influxdb","rust"],"backgroundTag":"database-write-failed","analyzedSha":"06200ef96ba82c5f6727e5038a83af8e722c6875","analyzedAt":"2026-09-19T12:55:30.003Z","contentChangedAt":"2026-09-19T12:55:30.003Z","schemaVersion":2},"datasetVersion":"2026-09-23T08:17:48.524Z"}