{"record":{"id":"e4c7cb447e6dbafa","repo":"chenhg5/cc-connect","slug":"minimax-tts-request-w","errorCode":null,"errorMessage":"minimax tts: request: %w","messagePattern":"minimax tts: request: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"core/tts.go","lineNumber":343,"sourceCode":"\t\t\t\"sample_rate\": 32000,\n\t\t},\n\t}\n\tjsonData, err := json.Marshal(reqBody)\n\tif err != nil {\n\t\treturn nil, \"\", fmt.Errorf(\"minimax tts: marshal request: %w\", err)\n\t}\n\n\turl := strings.TrimRight(m.BaseURL, \"/\") + \"/v1/t2a_v2\"\n\treq, err := http.NewRequestWithContext(ctx, http.MethodPost, url, bytes.NewReader(jsonData))\n\tif err != nil {\n\t\treturn nil, \"\", fmt.Errorf(\"minimax tts: create request: %w\", err)\n\t}\n\treq.Header.Set(\"Authorization\", \"Bearer \"+m.APIKey)\n\treq.Header.Set(\"Content-Type\", \"application/json\")\n\n\tresp, err := m.Client.Do(req)\n\tif err != nil {\n\t\treturn nil, \"\", fmt.Errorf(\"minimax tts: request: %w\", err)\n\t}\n\tdefer resp.Body.Close()\n\n\tif resp.StatusCode != http.StatusOK {\n\t\tbody, _ := io.ReadAll(resp.Body)\n\t\treturn nil, \"\", fmt.Errorf(\"minimax tts API %d: %s\", resp.StatusCode, body)\n\t}\n\n\t// Parse SSE stream: each line is \"data: {...}\" with hex-encoded audio chunks.\n\tvar audioBuf bytes.Buffer\n\tscanner := bufio.NewScanner(resp.Body)\n\tscanner.Buffer(make([]byte, 0, 1024*1024), 10*1024*1024)\n\tfor scanner.Scan() {\n\t\tselect {\n\t\tcase <-ctx.Done():\n\t\t\treturn nil, \"\", ctx.Err()\n\t\tdefault:\n\t\t}","sourceCodeStart":325,"sourceCodeEnd":361,"githubUrl":"https://github.com/chenhg5/cc-connect/blob/4000b2338aa6e850c99df54f8b0ed6ed7460b401/core/tts.go#L325-L361","documentation":"This error wraps a failure of m.Client.Do(req) — the actual HTTP round-trip to MiniMax's /v1/t2a_v2 endpoint. It covers connection failures, DNS errors, TLS problems, and context cancellation/deadline exceeded during the request. No HTTP response was received, so the failure is at the network/transport layer.","triggerScenarios":"MiniMax API host unreachable or DNS resolution fails; TLS handshake error (bad proxy, clock skew, blocked egress); ctx deadline exceeded while the request was in flight; network drop mid-request.","commonSituations":"Running in a container or CI without outbound internet access; corporate proxy not configured (HTTPS_PROXY unset); base_url pointing at a wrong/unreachable host; too-short HTTP client timeout for TTS generation.","solutions":["Verify outbound connectivity to the MiniMax host: curl -v <base_url>/v1/t2a_v2 from the same machine.","Unwrap the error and check for context.DeadlineExceeded / context.Canceled; if deadline, raise the client timeout.","Check proxy environment variables (HTTPS_PROXY/HTTP_PROXY) and TLS setup if behind a corporate proxy.","Fix the base_url in config.toml if it points at an unreachable or misspelled host.","For transient network errors, retry Synthesize with backoff."],"exampleFix":null,"handlingStrategy":"retry","validationCode":"if u, err := url.Parse(cfg.BaseURL); err != nil || u.Host == \"\" { return fmt.Errorf(\"invalid base_url\") }\n// smoke-test reachability at startup\nresp, err := http.DefaultClient.Get(cfg.BaseURL)","typeGuard":null,"tryCatchPattern":"audio, format, err := tts.Synthesize(ctx, text, voice)\nif err != nil && strings.Contains(err.Error(), \"minimax tts: request:\") {\n    if ne, ok := err.(*net.OpError); ok || errors.Is(err, context.DeadlineExceeded) {\n        // transient network: retry with backoff\n    }\n}","preventionTips":["Set generous HTTP client timeouts for streaming TTS","Verify egress/proxy config (HTTPS_PROXY) in deployment environments","Health-check the TTS endpoint at startup","Wrap Synthesize calls in retry with exponential backoff"],"tags":["go","network","http","tts","minimax"],"backgroundTag":"network-request-failed","analyzedSha":"4000b2338aa6e850c99df54f8b0ed6ed7460b401","analyzedAt":"2026-09-06T11:45:09.575Z","contentChangedAt":"2026-09-06T11:45:09.575Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}