n8n-io/n8n · error · NodeOperationError

Only the "load", "update", "insert", and "retrieve-as-tool"

Error message

Only the "load", "update", "insert", and "retrieve-as-tool" operation modes are supported with execute

What it means

Error "Only the "load", "update", "insert", and "retrieve-as-tool" operation modes are supported with execute" thrown in n8n-io/n8n.

Source

Thrown at packages/@n8n/ai-utilities/src/utils/vector-store/createVectorStoreNode/createVectorStoreNode.ts:466

				if (mode === 'retrieve-as-tool') {
					const items = this.getInputData(0);
					const resultData = [];

					for (let itemIndex = 0; itemIndex < items.length; itemIndex++) {
						const docs = await handleRetrieveAsToolExecuteOperation(
							this,
							args,
							embeddings,
							itemIndex,
						);
						resultData.push(...docs);
					}

					return [resultData];
				}

				throw new NodeOperationError(
					this.getNode(),
					'Only the "load", "update", "insert", and "retrieve-as-tool" operation modes are supported with execute',
				);
			} catch (error) {
				normalizeVectorStoreError(this.getNode(), error);
			}
		}

		/**
		 * Method to supply data to AI nodes
		 * Supports 'retrieve' and 'retrieve-as-tool' operation modes
		 */
		async supplyData(this: ISupplyDataFunctions, itemIndex: number): Promise<SupplyData> {
			try {
				const mode = this.getNodeParameter('mode', 0) as NodeOperationMode;

				// Get the embeddings model connected to this node
				const embeddings = (await this.getInputConnectionData(

View on GitHub (pinned to 5ac6606e81)

When it happens

Trigger: Thrown at packages/@n8n/ai-utilities/src/utils/vector-store/createVectorStoreNode/createVectorStoreNode.ts:466 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of n8n-io/n8n@5ac6606e81 (2026-08-12). Data as JSON: /api/errors/5f353acd85a161f6. Report an issue: GitHub.