Continue or registry failures and show details after execution

Scripts/Features/ExecuteChanges.ps1

@@ -138,6 +138,8 @@ function ExecuteParameter {
 
 # Executes all selected parameters/features
 function ExecuteAllChanges {    
+    $script:RegistryImportFailures = 0
+
     # Build list of actionable parameters (skip control params and data-only params)
     $actionableKeys = @()
     foreach ($paramKey in $script:Params.Keys) {
@@ -216,4 +218,9 @@ function ExecuteAllChanges {
         
         ExecuteParameter -paramKey $paramKey
     }
+
+    if ($script:RegistryImportFailures -gt 0) {
+        Write-Host ""
+        Write-Host "$($script:RegistryImportFailures) registry import change(s) failed. See output above for details." -ForegroundColor Yellow
+    }
 }

Scripts/Features/ImportRegistryFile.ps1

@@ -18,6 +18,7 @@ function ImportRegistryFile {
 
     if (-not (Test-Path $regFilePath)) {
         $errorMessage = "Unable to find registry file: $path ($regFilePath)"
+        $script:RegistryImportFailures++
         Write-Host "Error: $errorMessage" -ForegroundColor Red
         Write-Host ""
         throw $errorMessage
@@ -100,9 +101,9 @@ function ImportRegistryFile {
         Write-Host ""
     }
     catch {
+        $script:RegistryImportFailures++
         Write-Host $_.Exception.Message -ForegroundColor Red
         Write-Host ""
-        throw
     }
     finally {
         if ($offlineHiveLoaded) {

Scripts/GUI/Show-ApplyModal.ps1

@@ -123,6 +123,8 @@ function Show-ApplyModal {
     $applyWindow.Dispatcher.BeginInvoke([System.Windows.Threading.DispatcherPriority]::Background, [action]{
         try {
             ExecuteAllChanges
+
+            $registryImportFailureCount = [int]$script:RegistryImportFailures
             
             # Restart explorer if requested
             if ($RestartExplorer -and -not $script:CancelRequested) {
@@ -139,7 +141,7 @@ function Show-ApplyModal {
             Write-Host ""
             if ($script:CancelRequested) {
                 Write-Host "Script execution was cancelled by the user. Some changes may not have been applied."
-            } else {
+            } elseif ($registryImportFailureCount -eq 0) {
                 Write-Host "All changes have been applied successfully!"
             }
             
@@ -153,6 +155,11 @@ function Show-ApplyModal {
                 $script:ApplyCompletionIconEl.Foreground = [System.Windows.Media.SolidColorBrush]::new([System.Windows.Media.ColorConverter]::ConvertFromString("#e8912d"))
                 $script:ApplyCompletionTitleEl.Text = "Cancelled"
                 $script:ApplyCompletionMessageEl.Text = "Script execution was cancelled by the user."
+            } elseif ($registryImportFailureCount -gt 0) {
+                $script:ApplyCompletionIconEl.Text = [char]0xE7BA
+                $script:ApplyCompletionIconEl.Foreground = [System.Windows.Media.SolidColorBrush]::new([System.Windows.Media.ColorConverter]::ConvertFromString("#e8912d"))
+                $script:ApplyCompletionTitleEl.Text = "Changes Applied with Errors"
+                $script:ApplyCompletionMessageEl.Text = "$registryImportFailureCount registry change(s) failed. See console for details."
             } else {
                 $script:ApplyCompletionTitleEl.Text = "Changes Applied"