{
  "id": "go/proxy-connection-refused",
  "signature": "go: github.com/example/pkg@v0.1.0: reading https://proxy.golang.org/github.com/example/pkg/@v/v0.1.0.mod: dial tcp 216.58.194.113:443: connect: connection refused",
  "signature_zh": "go: 从代理读取模块时连接被拒绝: dial tcp 216.58.194.113:443: connect: connection refused",
  "regex": "go:\\ github\\.com/example/pkg@v0\\.1\\.0:\\ reading\\ https://proxy\\.golang\\.org/github\\.com/example/pkg/@v/v0\\.1\\.0\\.mod:\\ dial\\ tcp\\ 216\\.58\\.194\\.113:443:\\ connect:\\ connection\\ refused",
  "domain": "go",
  "category": "network_error",
  "subcategory": null,
  "root_cause": "The Go module proxy is unreachable due to network issues, firewall blocks, or proxy downtime.",
  "root_cause_type": "generic",
  "root_cause_zh": "Go 模块代理无法访问，由于网络问题、防火墙阻止或代理宕机。",
  "versions": [
    {
      "version": "1.19",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "1.20",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "1.21",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Retrying with 'go get -u' which uses the same proxy.",
      "why_fails": "The proxy is still unreachable; retrying doesn't change network conditions.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "Setting GOFLAGS=-insecure to ignore TLS errors.",
      "why_fails": "The error is connection refused, not TLS; this doesn't help.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Use a different proxy or direct source.",
      "success_rate": 0.85,
      "how": "Set 'export GOPROXY=direct' to bypass the proxy and fetch directly from VCS.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Configure a corporate proxy or VPN if behind a firewall.",
      "success_rate": 0.7,
      "how": "Set 'export GOPROXY=http://corporate-proxy:8080' or use 'https_proxy' environment variable.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": null,
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.87,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2024-06-15",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}