From 9e23a2f47b9624bad2140cd3e7197470f56decc4 Mon Sep 17 00:00:00 2001 From: greg-lindsay Date: Thu, 6 May 2021 16:21:34 -0700 Subject: [PATCH] added a note --- windows/deployment/upgrade/setupdiag.md | 3 +++ 1 file changed, 3 insertions(+) diff --git a/windows/deployment/upgrade/setupdiag.md b/windows/deployment/upgrade/setupdiag.md index 1db7405123..da30d6f337 100644 --- a/windows/deployment/upgrade/setupdiag.md +++ b/windows/deployment/upgrade/setupdiag.md @@ -51,6 +51,9 @@ When run by Windows Setup, the following [parameters](#parameters) are used: The resulting SetupDiag analysis can be found at **%WinDir%\Logs\SetupDiag\SetupDiagResults.xml** and in the registry under **HKLM\SYSTEM\Setup\SetupDiag\Results**. +> [!IMPORTANT] +> When SetupDiag indicates that there were multiple failures, the last failure in the log file is typically the fatal error, not the first one. + If the upgrade process proceeds normally, the **Sources** directory including **setupdiag.exe** is moved under **%SystemDrive%\Windows.Old** for cleanup. If the **Windows.old** directory is deleted later, **setupdiag.exe** will also be removed. ## Using SetupDiag