{"record":{"id":"b083d3b51854add5","repo":"influxdata/influxdb","slug":"influxdb3-write-error-0","errorCode":null,"errorMessage":"influxdb3_write error: {0}","messagePattern":"influxdb3_write error: (.+?)","errorType":"error_code","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"influxdb3_server/src/lib.rs","lineNumber":75,"sourceCode":"\n/// Version string combining the product name, [`influxdb3_process::INFLUXDB3_VERSION`], and [`influxdb3_process::INFLUXDB3_GIT_HASH`].\npub static VERSION_STRING: LazyLock<String> = LazyLock::new(|| build_version_string(PRODUCT_NAME));\n\n#[derive(Debug, Error)]\npub enum Error {\n    #[error(\"hyper error: {0}\")]\n    Hyper(#[from] hyper::Error),\n\n    #[error(\"http error: {0}\")]\n    Http(#[from] Box<http::Error>),\n\n    #[error(\"database not found {db_name}\")]\n    DatabaseNotFound { db_name: String },\n\n    #[error(\"datafusion error: {0}\")]\n    DataFusion(#[from] datafusion::error::DataFusionError),\n\n    #[error(\"influxdb3_write error: {0}\")]\n    InfluxDB3Write(#[from] influxdb3_write::Error),\n\n    #[error(\"from hex error: {0}\")]\n    FromHex(#[from] hex::FromHexError),\n\n    #[error(\"io error: {0}\")]\n    Io(#[from] std::io::Error),\n\n    #[error(\"tls config error: {0}\")]\n    TlsConfig(String),\n\n    #[error(\"rustls error: {0}\")]\n    Rustls(#[from] rustls::Error),\n}\n\npub type Result<T, E = Error> = std::result::Result<T, E>;\n\n#[derive(Debug, Clone)]","sourceCodeStart":57,"sourceCodeEnd":93,"githubUrl":"https://github.com/influxdata/influxdb/blob/06200ef96ba82c5f6727e5038a83af8e722c6875/influxdb3_server/src/lib.rs#L57-L93","documentation":"This is the InfluxDB3 server's wrapper for errors originating from the influxdb3_write crate, surfaced via thiserror's #[from] in influxdb3_server::Error. The server's HTTP API (writes, queries, catalog operations) delegates persistence to influxdb3_write, and any write-path failure (invalid line protocol, WAL issues, catalog conflicts) is transparently converted into this variant. The original influxdb3_write error message is embedded in the display string after 'influxdb3_write error: '.","triggerScenarios":"Any server API call whose handling returns Err from influxdb3_write::Error: writing invalid or malformed line protocol via /write, writing to a database that fails catalog validation, WAL/persist operations failing, or internal write-buffer errors propagated through HttpApi handlers.","commonSituations":"Sending malformed line protocol (bad measurement syntax, invalid timestamps) to the HTTP write endpoint; writing with a field-type conflict against the existing schema; disk or WAL issues during persistence; clients using a different line protocol dialect than the server accepts.","solutions":["Read the inner influxdb3_write message embedded after 'influxdb3_write error: ' to identify the precise write failure","Validate line protocol syntax (measurement, tags, fields, timestamp) before sending to /write","Check for field type conflicts against the existing schema and either send consistent types or delete/recreate the affected table","Verify disk space and WAL directory permissions on the server","Check server logs for the full error chain to pinpoint the influxdb3_write source"],"exampleFix":"// before: unvalidated payload written directly\nclient.write(db, \"cpu,host=a value=notanumber 123\")\n// after: ensure valid float field value\nclient.write(db, \"cpu,host=a value=0.64 123\")","handlingStrategy":"try-catch","validationCode":"use influxdb3_write::line_protocol::parse_lines;\nfn validate_lp(payload: &str) -> Result<(), String> {\n    parse_lines(payload.as_bytes()).map(|_| ()).map_err(|e| e.to_string())\n}","typeGuard":"fn as_write_error(e: &influxdb3_server::Error) -> Option<&influxdb3_write::Error> {\n    match e { influxdb3_server::Error::InfluxDB3Write(w) => Some(w), _ => None }\n}","tryCatchPattern":"match server_result {\n    Err(influxdb3_server::Error::InfluxDB3Write(e)) => log::error!(\"write rejected: {e}\"),\n    Err(e) => log::error!(\"server error: {e}\"),\n    Ok(v) => handle(v),\n}","preventionTips":["Validate line protocol client-side before posting to /write","Keep field types consistent per measurement across writes","Monitor WAL/data disk usage to avoid persistence failures","Log the full inner error chain, not just the wrapper message"],"tags":["influxdb3","write-path","line-protocol","wrapper-error"],"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"}