From f934becad76fadea5055d9071c5a2b83796aed6d Mon Sep 17 00:00:00 2001
From: Katsuhiro Watanabe <katsuhiro.watanabe2@takeda.com>
Date: Mon, 1 Dec 2025 15:45:08 +0900
Subject: [PATCH] Fix: Add Error handling on Invoke-WebRequest Header check

---
 Public/Functions/Other/Save-WebFile.ps1 | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Public/Functions/Other/Save-WebFile.ps1 b/Public/Functions/Other/Save-WebFile.ps1
index f074693a9..5941f4092 100644
--- a/Public/Functions/Other/Save-WebFile.ps1
+++ b/Public/Functions/Other/Save-WebFile.ps1
@@ -117,7 +117,13 @@ function Save-WebFile {
             Write-Verbose "Destination: $DestinationFullName"
 
             Write-Verbose 'Requesing HTTP HEAD to get Content-Length and Accept-Ranges header'
-            $remote = Invoke-WebRequest -UseBasicParsing -Method Head -Uri $SourceUrl
+            try {
+                $remote = Invoke-WebRequest -UseBasicParsing -Method Head -Uri $SourceUrl
+            }
+            catch {
+                Write-Warning "$_" # Error Example: Response status code does not indicate success: 404 (Not Found).
+                Return $null
+            }
             $remoteLength = [Int64]($remote.Headers.'Content-Length' | Select-Object -First 1)
             $remoteAcceptsRanges = ($remote.Headers.'Accept-Ranges' | Select-Object -First 1) -eq 'bytes'