HKUDS/nanobot · error · RuntimeError

signal-cli send failed: {response['error']}

Error message

signal-cli send failed: {response['error']}

What it means

Error "signal-cli send failed: {response['error']}" thrown in HKUDS/nanobot.

Source

Thrown at nanobot/channels/signal/runtime.py:589

            if not plain_text and not msg.media:
                return
            recipient_params = self._recipient_params(msg.chat_id)

            chunks = split_message(plain_text, self._MAX_MESSAGE_LEN) if plain_text else [""]
            chunk_styles = _partition_styles(plain_text, chunks, text_styles)
            for i, chunk in enumerate(chunks):
                params: dict[str, Any] = {"message": chunk}
                if chunk_styles[i]:
                    params["textStyle"] = chunk_styles[i]
                params.update(recipient_params)
                if msg.media and i == 0:
                    params["attachments"] = msg.media

                response = await self._send_request("send", params)

                if "error" in response:
                    self.logger.error("Error sending Signal message: {}", response['error'])
                    raise RuntimeError(f"signal-cli send failed: {response['error']}")
                else:
                    self.logger.debug(
                        f"Signal message sent, timestamp: {response.get('result', {}).get('timestamp')}"
                    )

        except Exception:
            self.logger.exception("Error sending Signal message")
            raise
        finally:
            # Keep typing active across progress updates; stop on the final reply.
            if not is_progress_message:
                # Avoid immediate START->STOP for fast responses, which can be invisible
                # in some Signal clients. Let indicator expire naturally (~15s).
                await self._stop_typing(msg.chat_id, send_stop=False)

    async def _sse_receive_loop(self) -> None:
        """Receive messages via Server-Sent Events (HTTP mode)."""
        if not self._http:

View on GitHub (pinned to 42f37dc4c0)

When it happens

Trigger: Thrown at nanobot/channels/signal/runtime.py:589 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of HKUDS/nanobot@42f37dc4c0 (2026-08-26). Data as JSON: /api/errors/955e315e8bfebba3. Report an issue: GitHub.