diff --git a/EmailTemplates.php b/EmailTemplates.php
index 9552ea5..29ecb13 100644
--- a/EmailTemplates.php
+++ b/EmailTemplates.php
@@ -193,6 +193,10 @@ HTML;
      * Global to Local - Processing Failed
      */
     public static function globalToLocalFailed($data) {
+        $campaignNumberLine = isset($data['campaign_number']) && $data['campaign_number']
+            ? "<p><strong>Campaign Number:</strong> {$data['campaign_number']}</p>"
+            : '';
+
         $content = <<<HTML
 <div class="error-box">
     <p><strong>❌ CSV Processing Failed</strong></p>
@@ -200,7 +204,7 @@ HTML;
 
 <div class="info-box">
     <p><strong>File:</strong> <code>{$data['filename']}</code></p>
-    {$data['campaign_number'] ? "<p><strong>Campaign Number:</strong> {$data['campaign_number']}</p>" : ''}
+    {$campaignNumberLine}
 </div>
 
 <h3>Error Details:</h3>
