From 5040fc05427c9c1070758e08dc5174873df9d319 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 26 Dec 2025 21:33:03 +0000
Subject: [PATCH] Add FullCalcOnLoad fix to Export-Excel direct save path

Co-authored-by: dfinke <67258+dfinke@users.noreply.github.com>
---
 Public/Export-Excel.ps1 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Public/Export-Excel.ps1 b/Public/Export-Excel.ps1
index 5c08b20..bebf574 100644
--- a/Public/Export-Excel.ps1
+++ b/Public/Export-Excel.ps1
@@ -682,6 +682,9 @@
         else {
             if ($ReturnRange) { $dataRange }
 
+            # Set FullCalcOnLoad to false to prevent Excel from corrupting formulas during recalculation
+            # This fixes issues with table-structured references like [[#This Row],[ColumnName]]
+            $pkg.Workbook.FullCalcOnLoad = $false
             if ($Password) { $pkg.Save($Password) }
             else { $pkg.Save() }
             Write-Verbose -Message "Saved workbook $($pkg.File)"