{"record":{"id":"cdb1e7f9bf4adba5","repo":"can1357/oh-my-pi","slug":"path-error-message-nno-files-were-modifie","errorCode":null,"errorMessage":"[${path}]: ${error.message}\\nNo files were modified — sections apply atomically.","messagePattern":"\\[(.+?)\\]: (.+?)\\\\nNo files were modified — sections apply atomically\\.","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"packages/coding-agent/src/edit/sloppy.ts","lineNumber":3959,"sourceCode":"\t\t\t\t\tif (!isEnoent(strippedError)) throw strippedError;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tenforcePlanModeWrite(session, path);\n\n\t\tconst rawContent = await readEditFileText(absolutePath, path);\n\t\tconst { bom, text: fileText } = stripBom(rawContent);\n\t\tconst originalEnding = detectLineEnding(fileText);\n\t\tconst normalizedContent = normalizeToLF(fileText);\n\n\t\tconst notes: string[] = [];\n\t\tlet newContent: string;\n\t\ttry {\n\t\t\tnewContent = applySloppy(normalizedContent, normalizeToLF(section.body), { path, notes });\n\t\t} catch (error) {\n\t\t\tif (!(error instanceof Error) || !multiFile) throw error;\n\t\t\tthrow new Error(`[${path}]: ${error.message}\\nNo files were modified — sections apply atomically.`);\n\t\t}\n\t\tif (newContent === normalizedContent) {\n\t\t\tthrow new Error(`Edits to ${path} resulted in no changes being made.`);\n\t\t}\n\t\tprepared.push({ path, absolutePath, rawContent, bom, originalEnding, normalizedContent, newContent, notes });\n\t}\n\n\t// Phase 2 — write every prepared section; only the last write flushes the LSP batch.\n\tconst perFileResults: EditToolPerFileResult[] = [];\n\tconst contentTexts: string[] = [];\n\tlet singleResult: EditResult | undefined;\n\tlet firstChangedLine: number | undefined;\n\tfor (let index = 0; index < prepared.length; index++) {\n\t\tconst entry = prepared[index];\n\t\tconst isLast = index === prepared.length - 1;\n\t\tconst sectionBatch: LspBatchRequest | undefined = batchRequest\n\t\t\t? { id: batchRequest.id, flush: isLast && batchRequest.flush }\n\t\t\t: undefined;","sourceCodeStart":3941,"sourceCodeEnd":3977,"githubUrl":"https://github.com/can1357/oh-my-pi/blob/969062200754ea02cfac922e5ebb8c608c079e15/packages/coding-agent/src/edit/sloppy.ts#L3941-L3977","documentation":"When a multi-file section-edit (sloppy edit) fails to apply a section to one file, the tool re-throws it wrapped with the file path and a note that the operation is atomic: no files from the batch were written. The wrapper preserves the original apply error (e.g. section not found, ambiguous match) and adds which file failed.","triggerScenarios":"Calling the multi-file section edit tool when applySloppy() throws for a given path — typically because a section heading/body in the requested content does not match the file (or a prior section's edits shifted content). Only thrown when multiFile is true; single-file edits rethrow the raw error.","commonSituations":"LLM-generated section content that doesn't exactly match an existing heading; stale file content from a previous read; applying sections to multiple files where one file was renamed or restructured; BOM/line-ending mismatch after normalization.","solutions":["Read the target file fresh and verify the section heading/body matches exactly","Apply sections one file at a time to identify the failing section","Fix the section body/heading in the tool call to match the current file content","If the section was intentionally unchanged, remove it from the batch"],"exampleFix":"// before: section body guessed, no match\nedit sections: [{ heading: '## Usage', body: 'stale text' }]\n// after: re-read file, copy exact heading/body\nconst src = await Bun.file(path).text();\nedit sections: [{ heading: '## Usage', body: extractCurrentBody(src) }]","handlingStrategy":"validation","validationCode":"const src = await Bun.file(path).text();\nif (!src.includes(section.heading)) throw new Error(`heading ${section.heading} not in ${path}`);","typeGuard":"function isSectionPresent(file: string, heading: string): boolean { return file.includes(heading); }","tryCatchPattern":"try { await editSections(files) } catch (e) { if (/No files were modified/.test(e.message)) { /* re-read files, fix failing section named in [path] */ } else throw e }","preventionTips":["Re-read files immediately before multi-file edits","Keep section headings byte-exact (no smart quotes/trailing spaces)","Test each section against one file before batching","Avoid editing the same file twice in one batch"],"tags":["edit-tool","atomicity","section-apply"],"backgroundTag":"edit-section-not-found","analyzedSha":"969062200754ea02cfac922e5ebb8c608c079e15","analyzedAt":"2026-08-31T10:29:35.737Z","schemaVersion":2},"datasetVersion":"2026-08-31T14:17:45.589Z"}