{"record":{"id":"d5a7bea5595eb791","repo":"multica-ai/multica","slug":"close-multipart-writer-w","errorCode":null,"errorMessage":"close multipart writer: %w","messagePattern":"close multipart writer: %w","errorType":"console","errorClass":null,"httpStatus":null,"severity":"error","filePath":"server/internal/cli/client.go","lineNumber":455,"sourceCode":"\tvar body bytes.Buffer\n\twriter := multipart.NewWriter(&body)\n\n\tpart, err := writer.CreateFormFile(\"file\", filepath.Base(filename))\n\tif err != nil {\n\t\treturn \"\", fmt.Errorf(\"create form file: %w\", err)\n\t}\n\tif _, err := part.Write(fileData); err != nil {\n\t\treturn \"\", fmt.Errorf(\"write file data: %w\", err)\n\t}\n\n\tif issueID != \"\" {\n\t\tif err := writer.WriteField(\"issue_id\", issueID); err != nil {\n\t\t\treturn \"\", fmt.Errorf(\"write issue_id field: %w\", err)\n\t\t}\n\t}\n\n\tif err := writer.Close(); err != nil {\n\t\treturn \"\", fmt.Errorf(\"close multipart writer: %w\", err)\n\t}\n\n\treq, err := http.NewRequestWithContext(ctx, http.MethodPost, c.BaseURL+\"/api/upload-file\", &body)\n\tif err != nil {\n\t\treturn \"\", err\n\t}\n\treq.Header.Set(\"Content-Type\", writer.FormDataContentType())\n\tc.setHeaders(req)\n\n\tresp, err := c.HTTPClient.Do(req)\n\terr = wrapTransport(req, err)\n\tif err != nil {\n\t\treturn \"\", err\n\t}\n\tdefer resp.Body.Close()\n\n\tif resp.StatusCode >= 400 {\n\t\treturn \"\", newHTTPError(http.MethodPost, \"/api/upload-file\", resp)","sourceCodeStart":437,"sourceCodeEnd":473,"githubUrl":"https://github.com/multica-ai/multica/blob/2c0912b6ec764b373d44eeea1e80f0d9f11ab417/server/internal/cli/client.go#L437-L473","documentation":"Error \"close multipart writer: %w\" thrown in multica-ai/multica.","triggerScenarios":"Thrown at server/internal/cli/client.go:455 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Retry the upload; check network stability."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"2c0912b6ec764b373d44eeea1e80f0d9f11ab417","analyzedAt":"2026-08-15T13:25:18.241Z","schemaVersion":2},"datasetVersion":"2026-08-15T17:31:12.345Z"}