googleapis/mcp-toolbox · error

unable to parse SQL response: %w

Error message

unable to parse SQL response: %w

What it means

Error "unable to parse SQL response: %w" thrown in googleapis/mcp-toolbox.

Source

Thrown at internal/sources/arcadedb/arcadedb.go:222

	req.Header.Set("Content-Type", "application/json")

	resp, err := arcadeHTTPClient.Do(req)
	if err != nil {
		return nil, fmt.Errorf("unable to execute SQL request: %w", err)
	}
	defer resp.Body.Close()

	body, err := io.ReadAll(resp.Body)
	if err != nil {
		return nil, fmt.Errorf("unable to read SQL response: %w", err)
	}
	if resp.StatusCode < 200 || resp.StatusCode >= 300 {
		return nil, fmt.Errorf("unable to execute SQL request: status %d: %s", resp.StatusCode, strings.TrimSpace(string(body)))
	}

	var decoded map[string]any
	if err := json.Unmarshal(body, &decoded); err != nil {
		return nil, fmt.Errorf("unable to parse SQL response: %w", err)
	}

	if strings.HasPrefix(strings.ToUpper(strings.TrimSpace(sqlStr)), "EXPLAIN") {
		resp := map[string]any{}
		if plan, ok := decoded["explainPlan"]; ok {
			resp["executionPlan"] = plan
		}
		if explainText, ok := decoded["explain"]; ok {
			resp["executionPlanAsString"] = explainText
		}
		if len(resp) > 0 {
			return []map[string]any{resp}, nil
		}
	}

	result, ok := decoded["result"]
	if !ok {
		return []map[string]any{}, nil

View on GitHub (pinned to 8cc6e09de2)

When it happens

Trigger: Thrown at internal/sources/arcadedb/arcadedb.go:222 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Parsing and encoding errors: unexpected token, malformed input — why parsers reject input and how to find the real culprit.

AI-assisted analysis of googleapis/mcp-toolbox@8cc6e09de2 (2026-09-05). Data as JSON: /api/errors/668f3907c3013302. Report an issue: GitHub.