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Ensure the EFI boot directory exists before running BCDBoot #428

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Merged
ader1990 merged 1 commit into from
Oct 8, 2026
Merged

Ensure the EFI boot directory exists before running BCDBoot #428

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6 changes: 6 additions & 0 deletions WinImageBuilder.psm1
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Original file line number Diff line number Diff line change
Expand Up @@ -271,6 +271,12 @@ function Create-BCDBootConfig {
$bcdbootPath = $bcdbootLocalPath
}

if ($diskLayout -eq "UEFI") {
# on newer WS 2025 builds BCDBoot copies the boot manager before creating its destination.
New-Item -Path "${systemDrive}\EFI\Microsoft\Boot" -ItemType Directory `
-Force -ErrorAction Stop | Out-Null
}

$ErrorActionPreference = "SilentlyContinue"
# Note: older versions of bcdboot.exe don't have a /f argument
if ($image.ImageVersion.Major -eq 6 -and $image.ImageVersion.Minor -lt 2) {
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