{"record":{"id":"a82a7e585de8f886","repo":"iawia002/lux","slug":"failed-to-send-http-request-to-the-instagram-v","errorCode":null,"errorMessage":"failed to send HTTP request to the Instagram: %v","messagePattern":"failed to send HTTP request to the Instagram: (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"extractors/instagram/instagram.go","lineNumber":104,"sourceCode":"\t\t\treturn\n\t\t}\n\n\t\ts := strings.ReplaceAll(match[1], `\\\"`, `\"`)\n\t\ts = strings.ReplaceAll(s, `\\\\/`, `/`)\n\t\ts = strings.ReplaceAll(s, `\\\\`, `\\`)\n\n\t\terr := json.Unmarshal([]byte(s), &embedResponse)\n\t\tif err != nil {\n\t\t\tcollectorErr = err\n\t\t}\n\t})\n\n\tcollector.OnRequest(func(r *colly.Request) {\n\t\tr.Headers.Set(\"User-Agent\", browser.Chrome())\n\t})\n\n\tif err := collector.Visit(URL); err != nil {\n\t\treturn nil, fmt.Errorf(\"failed to send HTTP request to the Instagram: %v\", err)\n\t}\n\n\tif collectorErr != nil {\n\t\treturn nil, fmt.Errorf(\"failed to parse the Instagram response: %v\", collectorErr)\n\t}\n\n\t// If the method one which is JSON parsing didn't fail\n\tif !embedResponse.isEmpty() {\n\t\tresult := make([]string, 0, len(embedResponse.Media.SliderItems.Edges))\n\t\tfor _, item := range embedResponse.Media.SliderItems.Edges {\n\t\t\tresult = append(result, item.Node.extractMediaURL())\n\t\t}\n\n\t\treturn result, nil\n\t}\n\n\tif embeddedMediaImage != \"\" {\n\t\treturn []string{embeddedMediaImage}, nil","sourceCodeStart":86,"sourceCodeEnd":122,"githubUrl":"https://github.com/iawia002/lux/blob/dd00f6d258d80b6684a0b9402d7124e5c18ef42f/extractors/instagram/instagram.go#L86-L122","documentation":"The Instagram extractor drives a colly collector to visit the post URL; when collector.Visit fails at the HTTP layer, the error is wrapped with this message. Visit fails on transport errors (DNS, TLS, timeouts) and on non-2xx responses (deleted/private posts returning 404, Instagram rate limiting with 429, challenge pages).","triggerScenarios":"Calling Extract with a deleted or private post URL; Instagram rejecting the request with 4xx because of rate limits, login requirements, or datacenter-IP blocking; local network/DNS failure; malformed URL that colly cannot fetch.","commonSituations":"Scraping Instagram from cloud IPs getting blocked; expired share links; hitting Instagram's rate limits during batch extraction; missing/rotating User-Agent (the code sets a Chrome UA, but Instagram fingerprints beyond that).","solutions":["Verify the post URL opens in a private browser window (public, not deleted) before extracting","Retry with exponential backoff — 429/throttle responses are transient","If consistently blocked, route requests through a residential proxy and/or pass an authenticated session instead of anonymous scraping","Log the underlying %v part of the message to distinguish 404 (dead post) from network errors"],"exampleFix":"// before\nif err := collector.Visit(URL); err != nil {\n    return nil, fmt.Errorf(\"failed to send HTTP request to the Instagram: %v\", err)\n}\n\n// caller side: distinguish dead posts from transient failures\n_, err := instagram.Extract(url, opts)\nif err != nil && strings.Contains(err.Error(), \"failed to send HTTP request\") {\n    if strings.Contains(err.Error(), \"404\") {\n        log.Printf(\"post deleted/private: %s\", url)\n        continue\n    }\n    time.Sleep(5 * time.Second) // back off, retry later\n    continue\n}","handlingStrategy":"retry","validationCode":"func isPlausibleInstagramPostURL(raw string) bool {\n    u, err := url.Parse(raw)\n    if err != nil {\n        return false\n    }\n    return strings.Contains(u.Host, \"instagram.com\") && strings.Contains(u.Path, \"/p/\") || strings.Contains(u.Path, \"/reel/\")\n}","typeGuard":null,"tryCatchPattern":"var d *extractors.Data\nvar err error\nfor attempt := 0; attempt < 3; attempt++ {\n    d, err = instagram.Extract(url, opts)\n    if err == nil {\n        break\n    }\n    if !strings.Contains(err.Error(), \"failed to send HTTP request\") {\n        break // different failure class\n    }\n    if strings.Contains(err.Error(), \"404\") {\n        break // post deleted/private: retrying will not help\n    }\n    time.Sleep(time.Duration(attempt+1) * 3 * time.Second) // backoff for 429/network\n}","preventionTips":["Verify post URLs are public before extracting","Use exponential backoff for transport/429 failures and stop on 404","Route through residential proxies for large-scale Instagram extraction"],"tags":["instagram","network","colly","rate-limit","http-404"],"backgroundTag":null,"analyzedSha":"dd00f6d258d80b6684a0b9402d7124e5c18ef42f","analyzedAt":"2026-08-15T16:57:31.080Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}