{"record":{"id":"733d75913088ddf8","repo":"tonhowtf/omniget","slug":"failed-to-move-into-place","errorCode":null,"errorMessage":"Failed to move {} into place: {}","messagePattern":"Failed to move (.+?) into place: (.+?)","errorType":"exception","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"src-tauri/omniget-core/src/core/dependencies.rs","lineNumber":330,"sourceCode":"pub async fn check_version(tool: &str) -> Option<String> {\n    let _timer_start = std::time::Instant::now();\n    let path = find_tool(tool).await?;\n    let result = check_version_at_path(&path, tool).await;\n    tracing::debug!(\n        \"[perf] check_version({}) took {:?}\",\n        tool,\n        _timer_start.elapsed()\n    );\n    result\n}\n\npub fn replace_managed_binary(\n    temp: &std::path::Path,\n    target: &std::path::Path,\n) -> anyhow::Result<()> {\n    if !target.exists() {\n        std::fs::rename(temp, target)\n            .map_err(|e| anyhow!(\"Failed to move {} into place: {}\", target.display(), e))?;\n        return Ok(());\n    }\n\n    if cfg!(windows) {\n        let file_name = target\n            .file_name()\n            .and_then(|n| n.to_str())\n            .unwrap_or(\"binary\")\n            .to_string();\n        let old = target.with_file_name(format!(\"{}.old\", file_name));\n        let _ = std::fs::remove_file(&old);\n        if let Err(e) = std::fs::rename(target, &old) {\n            let _ = std::fs::remove_file(temp);\n            return Err(anyhow!(\n                \"{} is in use by another process ({}). Wait for active downloads to finish or cancel them, then try again.\",\n                file_name,\n                e\n            ));","sourceCodeStart":312,"sourceCodeEnd":348,"githubUrl":"https://github.com/tonhowtf/omniget/blob/8600b91f4246848bac346874daa9e61c1fc5677a/src-tauri/omniget-core/src/core/dependencies.rs#L312-L348","documentation":"Thrown by replace_managed_binary when the target binary does not exist yet and the initial std::fs::rename(temp, target) fails (moving the freshly downloaded temp file into its final location). The message includes the target path and the io::Error.","triggerScenarios":"download_ffmpeg calls replace_managed_binary with a target path whose parent directory is missing, is read-only, or spans a different filesystem from temp (rename across devices returns EXDEV).","commonSituations":"Fresh install where the managed-binaries directory was never created; permission problems under Program Files or system-wide install paths; temp dir on another mount/partition.","solutions":["Create the target's parent directory before calling replace_managed_binary (fs::create_dir_all).","Ensure the process has write permission on the target directory.","Place the temp file on the same filesystem/volume as the target to avoid cross-device rename errors.","Read the wrapped io::Error for the exact errno (e.g. EXDEV, EACCES) and address accordingly."],"exampleFix":"// before\nreplace_managed_binary(&temp, &target)?;\n// after\nif let Some(dir) = target.parent() { std::fs::create_dir_all(dir)?; }\nreplace_managed_binary(&temp, &target)?;","handlingStrategy":"validation","validationCode":"// Rust: ensure destination dir exists and is writable before replacing\nfn target_dir_ready(target: &std::path::Path) -> std::io::Result<()> {\n    let dir = target.parent().ok_or_else(|| std::io::Error::new(std::io::ErrorKind::InvalidInput, \"no parent\"))?;\n    std::fs::create_dir_all(dir)?;\n    let probe = dir.join(\".write_probe\");\n    std::fs::write(&probe, b\"\")?;\n    std::fs::remove_file(&probe)\n}","typeGuard":null,"tryCatchPattern":"match replace_managed_binary(&temp, &target) {\n    Ok(()) => {},\n    Err(e) => { log::error!(\"install move failed: {e:#}\"); return Err(e); }\n}","preventionTips":["Always create_dir_all the target's parent before install.","Keep temp files on the same volume as the final target.","Verify install-dir write permissions at app startup."],"tags":["filesystem","io","rust","install"],"backgroundTag":"file-write-failed","analyzedSha":"8600b91f4246848bac346874daa9e61c1fc5677a","analyzedAt":"2026-09-12T14:29:19.317Z","contentChangedAt":"2026-09-12T14:29:19.317Z","schemaVersion":2},"datasetVersion":"2026-09-15T23:17:13.987Z"}