langflow-ai/langflow · error · HTTPException

Watsonx config_list_result payload slot is not configured.

Error message

Watsonx config_list_result payload slot is not configured.

What it means

Error "Watsonx config_list_result payload slot is not configured." thrown in langflow-ai/langflow.

Source

Thrown at src/backend/base/langflow/api/v1/mappers/deployments/watsonx_orchestrate/mapper.py:1312

                    created_at=row.created_at,
                    updated_at=row.updated_at,
                    flow_version_ids=[fv_id for fv_id, _ in matched_attachments] if has_flow_filter else None,
                    provider_data=provider_data,
                )
            )
        return items

    def shape_config_list_result(
        self,
        result: ConfigListResult,
        *,
        page: int,
        size: int,
    ) -> DeploymentConfigListResponse:
        slot = self.api_payloads.config_list_result
        if slot is None:
            msg = "Watsonx config_list_result payload slot is not configured."
            raise HTTPException(status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail=msg)

        items_all: list[WatsonxApiConfigListItem] = []
        for item in result.configs:
            if not isinstance(item.provider_data, dict):
                msg = "Invalid config item provider_data payload: expected non-null object."
                raise HTTPException(status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail=msg)
            items_all.append(
                self.shape_config_item_data(
                    {
                        **item.provider_data,
                        "connection_id": item.id,
                        "app_id": item.name,
                    }
                )
            )
        total = len(items_all)
        offset = page_offset(page, size)
        provider_payload = {

View on GitHub (pinned to 976ec789d2)

Solutions

1. Configure the config_list_result payload slot for the watsonx integration.

When it happens

Trigger: Occurs when the watsonx config_list_result payload slot is not configured on the mapper.

Common situations: See trigger scenarios.

AI-assisted analysis of langflow-ai/langflow@976ec789d2 (2026-08-14). Data as JSON: /api/errors/ae29cee0c1582a96. Report an issue: GitHub.