{"record":{"id":"728b9600e98cecf7","repo":"risingwavelabs/risingwave","slug":"parse-error-for-url-url","errorCode":null,"errorMessage":"parse error for url {url}","messagePattern":"parse error for url (.+?)","errorType":"error_code","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"src/connector/codec/src/decoder/json/mod.rs","lineNumber":56,"sourceCode":"use std::fs;\n\nuse anyhow::{Context, anyhow};\nuse risingwave_common::catalog::Field;\nuse risingwave_common::util::panic::rw_catch_unwind;\nuse serde_json::Value;\nuse thiserror::Error;\nuse url::Url;\n\nuse super::avro::{MapHandling, avro_schema_to_fields};\n\n#[derive(Debug, Error, thiserror_ext::ContextInto)]\npub enum Error {\n    #[error(\"could not open schema from {filename}\")]\n    SchemaFromFile {\n        filename: String,\n        source: std::io::Error,\n    },\n    #[error(\"parse error for url {url}\")]\n    UrlParse {\n        url: String,\n        source: url::ParseError,\n    },\n    #[error(\"schema from {url} not valid JSON\")]\n    SchemaNotJson { url: String, source: std::io::Error },\n    #[error(\"request error\")]\n    Request { url: String, source: reqwest::Error },\n    #[error(\"schema from {url} not valid JSON\")]\n    SchemaNotJsonSerde {\n        url: String,\n        source: serde_json::Error,\n    },\n    #[error(\n        \"ref `{ref_string}` cannot be resolved as a pointer, and `{ref_fragment}` cannot be found in the schema\"\n    )]\n    JsonRefPointerNotFound {\n        ref_string: String,","sourceCodeStart":38,"sourceCodeEnd":74,"githubUrl":"https://github.com/risingwavelabs/risingwave/blob/6469eb736d691e8e9b8a419a57edd6429ca77417/src/connector/codec/src/decoder/json/mod.rs#L38-L74","documentation":"Error::UrlParse wraps url::ParseError when the schema location string cannot be parsed as a URL. It is raised before any fetch happens, so it indicates a malformed schema URL rather than a network or schema problem.","triggerScenarios":"Passing a schema location that is not a valid URL to the JSON schema loader (e.g. missing scheme like 'localhost/schema.json', illegal characters, or an empty string).","commonSituations":"Forgetting file:// or http:// prefix; unencoded spaces or special characters in paths; truncated URL from environment variable substitution.","solutions":["Add an explicit scheme: file:// for local paths, http:// or https:// for remote schema registries.","URL-encode special characters (spaces, #, ?) in the path.","Check environment variable expansion did not leave an empty or partial URL."],"exampleFix":"// before\nschema.location = 'localhost:8081/schemas/ids/1'\n// after\nschema.location = 'http://localhost:8081/schemas/ids/1'","handlingStrategy":"validation","validationCode":"try {\n  new URL(schemaLocation);\n} catch (e) {\n  throw new Error(`schema location is not a valid URL: ${schemaLocation}`);\n}","typeGuard":"function isAbsoluteUrl(s) { try { const u = new URL(s); return !!u.protocol; } catch { return false; } }","tryCatchPattern":null,"preventionTips":["Always include an explicit scheme (file://, http://, https://) in schema locations.","URL-encode reserved characters in paths.","Validate URLs in config tooling before applying changes."],"tags":["url","parsing","json-schema"],"backgroundTag":"invalid-url-format","analyzedSha":"6469eb736d691e8e9b8a419a57edd6429ca77417","analyzedAt":"2026-09-11T21:06:21.487Z","contentChangedAt":"2026-09-11T21:06:21.487Z","schemaVersion":2},"datasetVersion":"2026-09-14T16:17:12.679Z"}