{"record":{"id":"bcdf7d404215ef57","repo":"Hmbown/CodeWhale","slug":"ambiguous-prefix-matches-sessions","errorCode":null,"errorMessage":"Ambiguous prefix '{}' matches {} sessions","messagePattern":"Ambiguous prefix '(.+?)' matches (.+?) sessions","errorType":"validation","errorClass":"std::io::Error","httpStatus":null,"severity":"error","filePath":"crates/tui/src/session_manager.rs","lineNumber":1510,"sourceCode":"            .map(|recovery| recovery.session)\n    }\n\n    /// Load a session by partial ID prefix\n    pub fn load_session_by_prefix(&self, prefix: &str) -> std::io::Result<SavedSession> {\n        let sessions = self.list_sessions()?;\n\n        let matches: Vec<_> = sessions\n            .into_iter()\n            .filter(|s| s.id.starts_with(prefix))\n            .collect();\n\n        match matches.len() {\n            0 => Err(std::io::Error::new(\n                std::io::ErrorKind::NotFound,\n                format!(\"No session found with prefix: {prefix}\"),\n            )),\n            1 => self.load_session(&matches[0].id),\n            _ => Err(std::io::Error::new(\n                std::io::ErrorKind::InvalidInput,\n                format!(\n                    \"Ambiguous prefix '{}' matches {} sessions\",\n                    prefix,\n                    matches.len()\n                ),\n            )),\n        }\n    }\n\n    /// List all saved sessions, sorted by most recently updated\n    pub fn list_sessions(&self) -> std::io::Result<Vec<SessionMetadata>> {\n        let mut sessions = Vec::new();\n\n        for entry in fs::read_dir(&self.sessions_dir)? {\n            let entry = entry?;\n            let path = entry.path();\n","sourceCodeStart":1492,"sourceCodeEnd":1528,"githubUrl":"https://github.com/Hmbown/CodeWhale/blob/0c42157ee52f9d55af2b506d71b46249910f77d3/crates/tui/src/session_manager.rs#L1492-L1528","documentation":"The supplied id prefix matched more than one saved session, so load_session_by_prefix() cannot pick a unique target. Firing protects against silently resuming the wrong session when the prefix is too short to be unambiguous.","triggerScenarios":"Thrown at crates/tui/src/session_manager.rs:1510 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Provide more characters of the session id until it is unique","List sessions and pick the exact id"],"exampleFix":null,"handlingStrategy":"validation","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"0c42157ee52f9d55af2b506d71b46249910f77d3","analyzedAt":"2026-08-20T21:50:45.477Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-14T00:17:10.932Z"}