sipeed/picoclaw · error

no connected MaixCam devices

Error message

no connected MaixCam devices

What it means

Error "no connected MaixCam devices" thrown in sipeed/picoclaw.

Source

Thrown at pkg/channels/maixcam/maixcam.go:262

func (c *MaixCamChannel) Send(ctx context.Context, msg bus.OutboundMessage) ([]string, error) {
	if !c.IsRunning() {
		return nil, channels.ErrNotRunning
	}

	// Check ctx before entering write path
	select {
	case <-ctx.Done():
		return nil, ctx.Err()
	default:
	}

	c.clientsMux.RLock()
	defer c.clientsMux.RUnlock()

	if len(c.clients) == 0 {
		logger.WarnC("maixcam", "No MaixCam devices connected")
		return nil, fmt.Errorf("no connected MaixCam devices")
	}

	response := map[string]any{
		"type":      "command",
		"timestamp": float64(0),
		"message":   msg.Content,
		"chat_id":   msg.ChatID,
	}

	data, err := json.Marshal(response)
	if err != nil {
		return nil, fmt.Errorf("failed to marshal response: %w", err)
	}

	var sendErr error
	for conn := range c.clients {
		_ = conn.SetWriteDeadline(time.Now().Add(10 * time.Second))
		if _, err := conn.Write(data); err != nil {

View on GitHub (pinned to 49183d7e8d)

When it happens

Trigger: Thrown at pkg/channels/maixcam/maixcam.go:262 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of sipeed/picoclaw@49183d7e8d (2026-08-15). Data as JSON: /api/errors/755e3a28ca52ff71. Report an issue: GitHub.