feat(editor): Expose View Execution links for erroneous sub-executions (#13185)

packages/@n8n/nodes-langchain/nodes/chains/ChainRetrievalQA/ChainRetrievalQa.node.ts

@@ -14,6 +14,7 @@ import {
 	type INodeType,
 	type INodeTypeDescription,
 	NodeOperationError,
+	parseErrorMetadata,
 } from 'n8n-workflow';
 
 import { promptTypeOptions, textFromPreviousNode } from '@utils/descriptions';
@@ -229,7 +230,12 @@ export class ChainRetrievalQa implements INodeType {
 				returnData.push({ json: { response } });
 			} catch (error) {
 				if (this.continueOnFail()) {
-					returnData.push({ json: { error: error.message }, pairedItem: { item: itemIndex } });
+					const metadata = parseErrorMetadata(error);
+					returnData.push({
+						json: { error: error.message },
+						pairedItem: { item: itemIndex },
+						metadata,
+					});
 					continue;
 				}
 

packages/@n8n/nodes-langchain/nodes/tools/ToolWorkflow/v2/utils/WorkflowToolService.ts

@@ -24,6 +24,7 @@ import {
 	jsonParse,
 	NodeConnectionType,
 	NodeOperationError,
+	parseErrorMetadata,
 	traverseNodeParameters,
 } from 'n8n-workflow';
 import { z } from 'zod';
@@ -92,7 +93,9 @@ export class WorkflowToolService {
 			} catch (error) {
 				const executionError = error as ExecutionError;
 				const errorResponse = `There was an error: "${executionError.message}"`;
-				void this.context.addOutputData(NodeConnectionType.AiTool, index, executionError);
+
+				const metadata = parseErrorMetadata(error);
+				void this.context.addOutputData(NodeConnectionType.AiTool, index, executionError, metadata);
 				return errorResponse;
 			} finally {
 				// @ts-expect-error this accesses a private member on the actual implementation to fix https://linear.app/n8n/issue/ADO-3186/bug-workflowtool-v2-always-uses-first-row-of-input-data