{"record":{"id":"f600220967bb31c9","repo":"chenhg5/cc-connect","slug":"minimax-tts-create-request-w","errorCode":null,"errorMessage":"minimax tts: create request: %w","messagePattern":"minimax tts: create request: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"core/tts.go","lineNumber":336,"sourceCode":"\t\t\"stream\": true,\n\t\t\"voice_setting\": map[string]any{\n\t\t\t\"voice_id\": voice,\n\t\t\t\"speed\":    speed,\n\t\t},\n\t\t\"audio_setting\": map[string]any{\n\t\t\t\"format\":      \"mp3\",\n\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)","sourceCodeStart":318,"sourceCodeEnd":354,"githubUrl":"https://github.com/chenhg5/cc-connect/blob/4000b2338aa6e850c99df54f8b0ed6ed7460b401/core/tts.go#L318-L354","documentation":"This error wraps a failure from http.NewRequestWithContext when building the POST to MiniMax's /v1/t2a_v2 TTS endpoint inside Synthesize. The constructor only fails if the context is canceled/deadlined, the HTTP method is invalid, or the URL fails to parse. It indicates the request never left the process — the problem is local inputs, not the MiniMax API.","triggerScenarios":"ctx is already canceled or its deadline has elapsed before Synthesize calls http.NewRequestWithContext; m.BaseURL contains characters that make the joined URL unparseable (e.g. spaces, stray control characters, invalid scheme); an empty/invalid ctx passed by the caller.","commonSituations":"Caller passes a request context that timed out upstream; a misconfigured BaseURL in config.toml with a typo (missing scheme, embedded space); test harness canceling the context before the call.","solutions":["Check whether ctx was already canceled before calling Synthesize: inspect ctx.Err() at the call site.","Validate the configured base_url in config.toml: it must be an absolute URL like https://api.minimax.chat with no spaces.","If the caller applies a deadline, increase the timeout so it has not expired by the time Synthesize runs.","Retry with a fresh context if the cancellation was transient (e.g. per-request deadline)."],"exampleFix":"// before\nctx, cancel := context.WithTimeout(parentCtx, 2*time.Second)\n// after\nctx, cancel := context.WithTimeout(parentCtx, 30*time.Second) // TTS SSE streams need longer deadlines","handlingStrategy":"try-catch","validationCode":"if err := ctx.Err(); err != nil { return fmt.Errorf(\"tts: context not usable before synthesize: %w\", err) }\nif u, err := url.Parse(cfg.BaseURL); err != nil || u.Scheme == \"\" { return fmt.Errorf(\"tts: invalid base_url %q\", cfg.BaseURL) }","typeGuard":"func validContext(ctx context.Context) bool { return ctx != nil && ctx.Err() == nil }","tryCatchPattern":"audio, format, err := tts.Synthesize(ctx, text, voice)\nif err != nil {\n    if errors.Is(err, context.Canceled) || errors.Is(err, context.DeadlineExceeded) {\n        // refresh context / extend deadline and retry once\n    }\n    return err\n}","preventionTips":["Always create a fresh context with an adequate timeout per TTS call","Validate base_url at config load time with url.Parse","Never pass a parent context that is about to expire into long-running TTS calls"],"tags":["go","http","tts","minimax","context-canceled"],"backgroundTag":"invalid-url","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"}