{"record":{"id":"6dbb63d51f67ce45","repo":"langflow-ai/langflow","slug":"invalid-flow-version-provider-data-payload-snapsh","errorCode":null,"errorMessage":"Invalid flow-version provider_data payload: snapshot id must be a non-empty string.","messagePattern":"Invalid flow-version provider_data payload: snapshot id must be a non-empty string\\.","errorType":"http","errorClass":"HTTPException","httpStatus":500,"severity":"error","filePath":"src/backend/base/langflow/api/v1/mappers/deployments/watsonx_orchestrate/mapper.py","lineNumber":1462,"sourceCode":"        return normalized_rows\n\n    def _resolve_flow_version_item_data_by_snapshot_id(\n        self,\n        *,\n        snapshot_result: SnapshotListResult | None,\n    ) -> dict[str, dict[str, Any]]:\n        \"\"\"Build API flow-version item provider_data keyed by snapshot id.\"\"\"\n        if snapshot_result is None:\n            return {}\n        if not snapshot_result.snapshots:\n            return {}\n\n        item_data_by_snapshot_id: dict[str, dict[str, Any]] = {}\n        for snapshot in snapshot_result.snapshots:\n            snapshot_id = str(snapshot.id).strip()\n            if not snapshot_id:\n                msg = \"Invalid flow-version provider_data payload: snapshot id must be a non-empty string.\"\n                raise HTTPException(status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail=msg)\n\n            provider_data = snapshot.provider_data\n\n            if not isinstance(provider_data, dict) or not provider_data:\n                msg = \"Invalid flow-version provider_data payload: snapshot provider_data must be a non-empty object.\"\n                raise HTTPException(status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail=msg)\n\n            raw_connections = provider_data.get(\"connections\")\n            if not isinstance(raw_connections, dict):\n                msg = \"Invalid flow-version provider_data payload: connections must be a dict.\"\n                raise HTTPException(status_code=status.HTTP_500_INTERNAL_SERVER_ERROR, detail=msg)\n            try:\n                item_data_by_snapshot_id[snapshot_id] = self._validate_slot(\n                    self.api_payloads.deployment_item_data,\n                    {\n                        \"app_ids\": list(raw_connections.keys()),\n                        \"tool_name\": snapshot.name,\n                        \"tool_display_name\": provider_data[\"display_name\"],","sourceCodeStart":1444,"sourceCodeEnd":1480,"githubUrl":"https://github.com/langflow-ai/langflow/blob/976ec789d2886a86de109c044d089d68e96c9a35/src/backend/base/langflow/api/v1/mappers/deployments/watsonx_orchestrate/mapper.py#L1444-L1480","documentation":"Error \"Invalid flow-version provider_data payload: snapshot id must be a non-empty string.\" thrown in langflow-ai/langflow.","triggerScenarios":"Occurs when a flow-version provider_data payload has a snapshot id that is empty or not a string.","commonSituations":"See trigger scenarios.","solutions":["Provide a non-empty string snapshot id in the flow-version provider_data."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"976ec789d2886a86de109c044d089d68e96c9a35","analyzedAt":"2026-08-14T18:23:12.227Z","schemaVersion":2},"datasetVersion":"2026-08-15T17:31:12.345Z"}