From a95e4016967b2ef443ad0ea07338ab830d5c0100 Mon Sep 17 00:00:00 2001
From: Michael Kret <88898367+michael-radency@users.noreply.github.com>
Date: Wed, 17 Apr 2024 11:57:51 +0300
Subject: [PATCH] fix(Execute Workflow Node): Assign fallback pairedItem only
 if not present in output item and different length of input output  (#9145)

---
 .../nodes/ExecuteWorkflow/ExecuteWorkflow.node.ts  | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/packages/nodes-base/nodes/ExecuteWorkflow/ExecuteWorkflow.node.ts b/packages/nodes-base/nodes/ExecuteWorkflow/ExecuteWorkflow.node.ts
index 81e5cf2e7..55f8c9033 100644
--- a/packages/nodes-base/nodes/ExecuteWorkflow/ExecuteWorkflow.node.ts
+++ b/packages/nodes-base/nodes/ExecuteWorkflow/ExecuteWorkflow.node.ts
@@ -260,11 +260,19 @@ export class ExecuteWorkflow implements INodeType {
 					items,
 				);
 
-				const pairedItem = generatePairedItemData(items.length);
+				const fallbackPairedItemData = generatePairedItemData(items.length);
 
 				for (const output of workflowResult) {
-					for (const item of output) {
-						item.pairedItem = pairedItem;
+					const sameLength = output.length === items.length;
+
+					for (const [itemIndex, item] of output.entries()) {
+						if (item.pairedItem) continue;
+
+						if (sameLength) {
+							item.pairedItem = { item: itemIndex };
+						} else {
+							item.pairedItem = fallbackPairedItemData;
+						}
 					}
 				}