Qdrant PointStruct validation error (vector is None) in add method when event is 'NONE'

[rushant001]

🐛 Describe the bug

Error Traceback

Error processing memory action: {'id': '1', 'text': 'CPU核数为 2', 'event': 'NONE'}, Error: 6 validation errors for PointStruct
vector.list[float]
  Input should be a valid list [type=list_type, input_value=None, input_type=NoneType]
    For further information visit https://errors.pydantic.dev/2.11/v/list_type
vector.list[list[float]]
  Input should be a valid list [type=list_type, input_value=None, input_type=NoneType]

                    elif event_type == "NONE":
                        # Even if content doesn't need updating, update session IDs if provided
                        memory_id = temp_uuid_mapping.get(resp.get("id"))
                        if memory_id and (metadata.get("agent_id") or metadata.get("run_id")):
                            # Update only the session identifiers, keep content the same
                            existing_memory = self.vector_store.get(vector_id=memory_id)
                            updated_metadata = deepcopy(existing_memory.payload)
                            if metadata.get("agent_id"):
                                updated_metadata["agent_id"] = metadata["agent_id"]
                            if metadata.get("run_id"):
                                updated_metadata["run_id"] = metadata["run_id"]
                            updated_metadata["updated_at"] = datetime.now(pytz.timezone("US/Pacific")).isoformat()

                            self.vector_store.update(
                                vector_id=memory_id,
                                vector=None,  # Keep same embeddings
                                payload=updated_metadata,
                            )
                            logger.info(f"Updated session IDs for memory {memory_id}")
                        else:
                            logger.info("NOOP for Memory.")