{"record":{"id":"e2c448ec7ebbb8f8","repo":"langflow-ai/langflow","slug":"an-unexpected-error-occurred-while-communicating-w","errorCode":null,"errorMessage":"An unexpected error occurred while communicating with the deployment provider.","messagePattern":"An unexpected error occurred while communicating with the deployment provider\\.","errorType":"http","errorClass":"HTTPException","httpStatus":500,"severity":"error","filePath":"src/backend/base/langflow/api/v1/mappers/deployments/helpers.py","lineNumber":362,"sourceCode":"        logger.exception(\"Adapter error (status=%s): %s\", http_status, detail)\n        raise HTTPException(\n            status_code=http_status,\n            detail=detail,\n        ) from exc\n    except NotImplementedError as exc:\n        logger.exception(\"Adapter not-implemented error: %s\", exc)\n        raise HTTPException(\n            status_code=status.HTTP_501_NOT_IMPLEMENTED,\n            detail=\"This operation is not supported by the deployment provider.\",\n        ) from exc\n    except ValueError as exc:\n        logger.exception(\"Adapter value error: %s\", exc)\n        raise_http_for_value_error(exc)\n    except HTTPException:\n        raise\n    except Exception as exc:\n        logger.exception(\"Unhandled adapter error: %s\", exc)\n        raise HTTPException(\n            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,\n            detail=\"An unexpected error occurred while communicating with the deployment provider.\",\n        ) from exc\n\n\nasync def flow_version_ids_for_flows(db, *, flow_ids: list[UUID], user_id: UUID) -> list[UUID]:\n    \"\"\"Return all flow-version IDs belonging to the given flows and user.\"\"\"\n    if not flow_ids:\n        return []\n    stmt = select(FlowVersion.id).where(\n        col(FlowVersion.flow_id).in_(flow_ids),\n        FlowVersion.user_id == user_id,\n    )\n    return list((await db.exec(stmt)).all())\n\n\nasync def get_owned_provider_account_or_404(\n    *,","sourceCodeStart":344,"sourceCodeEnd":380,"githubUrl":"https://github.com/langflow-ai/langflow/blob/976ec789d2886a86de109c044d089d68e96c9a35/src/backend/base/langflow/api/v1/mappers/deployments/helpers.py#L344-L380","documentation":"Error \"An unexpected error occurred while communicating with the deployment provider.\" thrown in langflow-ai/langflow.","triggerScenarios":"Occurs when communication with the deployment provider fails with an unexpected error.","commonSituations":"See trigger scenarios.","solutions":["Check connectivity and credentials for the deployment provider, then retry.","Review server logs for the underlying provider error."],"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"}