{"record":{"id":"bc7d22e47eb8adc7","repo":"langflow-ai/langflow","slug":"cannot-resolve-provider-snapshot-ids-for-flow-vers-bc7d22","errorCode":null,"errorMessage":"Cannot resolve provider snapshot ids for flow_version_ids in watsonx operations: [{flow_version_id}]","messagePattern":"Cannot resolve provider snapshot ids for flow_version_ids in watsonx operations: \\[(.+?)\\]","errorType":"http","errorClass":"HTTPException","httpStatus":422,"severity":"error","filePath":"src/backend/base/langflow/api/v1/mappers/deployments/watsonx_orchestrate/mapper.py","lineNumber":1691,"sourceCode":"                if item.tool_display_name:\n                    provider_operations.append(\n                        {\n                            \"op\": \"rename_tool\",\n                            \"tool\": {\n                                \"source_ref\": str(flow_version_id),\n                                \"tool_id\": existing_tool_id,\n                            },\n                            \"tool_display_name\": item.tool_display_name,\n                        }\n                    )\n                continue\n\n            if item.remove_app_ids:\n                msg = (\n                    \"Cannot resolve provider snapshot ids for flow_version_ids \"\n                    f\"in watsonx operations: [{flow_version_id}]\"\n                )\n                raise HTTPException(status_code=status.HTTP_422_UNPROCESSABLE_ENTITY, detail=msg)\n            flow_tool = self._get_flow_tool_payload(\n                flow_tool_by_flow_version_id=flow_tool_by_flow_version_id,\n                flow_version_id=flow_version_id,\n                field_name=\"upsert_flows item flow_version_id\",\n            )\n            if item.add_app_ids:\n                provider_operations.append(\n                    self._to_bind_provider_operation(\n                        raw_name=flow_tool[\"raw_name\"],\n                        app_ids=item.add_app_ids,\n                    )\n                )\n\n        # Update flow removals.\n        for flow_version_id in remove_flows:\n            if flow_version_snapshot_id_map is None or flow_version_id not in flow_version_snapshot_id_map:\n                msg = (\n                    \"Cannot resolve provider snapshot ids for flow_version_ids \"","sourceCodeStart":1673,"sourceCodeEnd":1709,"githubUrl":"https://github.com/langflow-ai/langflow/blob/976ec789d2886a86de109c044d089d68e96c9a35/src/backend/base/langflow/api/v1/mappers/deployments/watsonx_orchestrate/mapper.py#L1673-L1709","documentation":"Raised while translating an upsert_flows item during watsonx_orchestrate deployment update. When the item carries remove_app_ids, the mapper must convert existing provider tools to remove-operations, which requires a provider snapshot id looked up from the deployment's flow-version attachments. If flow_version_id is not in flow_version_snapshot_id_map, the id cannot be resolved and HTTP 422 is returned. The flow version was never deployed/snapshotted for this deployment.","triggerScenarios":"PATCH/PUT a wxO deployment with provider_data.upsert_flows[] where an item has remove_app_ids (or otherwise needs existing tool resolution) and its flow_version_id has no provider_snapshot_id attachment row for that deployment.","commonSituations":"Referencing a flow version that was added to the deployment but never successfully pushed to wxO (partial create); using a flow_version_id from a different deployment; stale client state after the deployment was recreated; attachments whose provider_snapshot_id is blank.","solutions":["Verify each upsert_flows[].flow_version_id is actually attached to this deployment and was previously deployed to wxO (has a provider_snapshot_id in the deployment attachments).","Re-run the deployment update that pushes the flow (add_flows) so a snapshot id gets recorded, then retry the remove operation.","If the flow version genuinely has no provider tool yet, drop the remove_app_ids from that item — there is nothing to remove.","Check server logs / authz_deployment_tool table for missing or empty provider_snapshot_id values on the deployment's attachments."],"exampleFix":"// before\n{\"upsert_flows\": [{\"flow_version_id\": \"<uuid-not-yet-deployed>\", \"remove_app_ids\": [\"app1\"]}]}\n// after\n{\"upsert_flows\": [{\"flow_version_id\": \"<uuid-deployed-with-snapshot>\", \"remove_app_ids\": [\"app1\"]}]}","handlingStrategy":"validation","validationCode":"# before sending upsert_flows with remove_app_ids\nsnapshotted = {str(a.flow_version_id) for a in (await get_deployment(deployment_id)).flow_attachments if a.provider_snapshot_id}\nfor item in payload.upsert_flows:\n    if item.remove_app_ids and str(item.flow_version_id) not in snapshotted:\n        item.remove_app_ids = []  # nothing deployed to unbind yet","typeGuard":"def is_snapshotted(item, snapshotted_ids: set[str]) -> bool:\n    return str(item.flow_version_id) in snapshotted_ids","tryCatchPattern":"try:\n    resp = await client.patch(f\"/api/v1/deployments/{id}\", json=body)\nexcept HTTPError as e:\n    if e.response.status_code == 422 and \"Cannot resolve provider snapshot ids\" in e.response.text:\n        snapshotted = await fetch_snapshotted_flow_versions(id)\n        body = prune_unresolvable(body, snapshotted)\n    raise","preventionTips":["GET the deployment and use its attached, snapshotted flow versions as the source of truth before building update payloads.","Never send remove_app_ids for a flow version that has not been pushed to wxO yet.","Treat 422 snapshot-resolution messages as a signal of client/server state drift, not a transient error."],"tags":["watsonx-orchestrate","deployments","http-422","flow-version","snapshot-id"],"backgroundTag":null,"analyzedSha":"976ec789d2886a86de109c044d089d68e96c9a35","analyzedAt":"2026-08-14T18:23:12.227Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}