github/github-mcp-server · error

failed to generate random ID: %w

Error message

failed to generate random ID: %w

What it means

Error "failed to generate random ID: %w" thrown in github/github-mcp-server.

Source

Thrown at cmd/mcpcurl/main.go:361

						var jsonArray []any
						if err := json.Unmarshal([]byte(jsonStr), &jsonArray); err != nil {
							return nil, fmt.Errorf("error parsing JSON for %s: %w", name, err)
						}
						arguments[name] = jsonArray
					}
				}
			}
		}
	}

	return arguments, nil
}

// buildJSONRPCRequest creates a JSON-RPC request with the given tool name and arguments
func buildJSONRPCRequest(method, toolName string, arguments map[string]any) (string, error) {
	id, err := rand.Int(rand.Reader, big.NewInt(10000))
	if err != nil {
		return "", fmt.Errorf("failed to generate random ID: %w", err)
	}
	request := JSONRPCRequest{
		JSONRPC: "2.0",
		ID:      int(id.Int64()), // Random ID between 0 and 9999
		Method:  method,
		Params: RequestParams{
			Name:      toolName,
			Arguments: arguments,
		},
	}
	jsonData, err := json.Marshal(request)
	if err != nil {
		return "", fmt.Errorf("failed to marshal JSON request: %w", err)
	}
	return string(jsonData), nil
}

// executeServerCommand runs the specified command, performs the MCP initialization

View on GitHub (pinned to 0ea1f775a7)

When it happens

Trigger: Thrown at cmd/mcpcurl/main.go:361 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of github/github-mcp-server@0ea1f775a7 (2026-08-15). Data as JSON: /api/errors/33026560f0654a4b. Report an issue: GitHub.