diff --git a/backend/Admin/adminUser/add_invoice.php b/backend/Admin/adminUser/add_invoice.php
index 523b720a..a960edc2 100644
--- a/backend/Admin/adminUser/add_invoice.php
+++ b/backend/Admin/adminUser/add_invoice.php
@@ -83,6 +83,6 @@ try {
 
     echo json_encode([
         'status' => 'error',
-        'message' => "Database error occurred: " . $e->getMessage()
+        'message' => "Database error occurred: " . $errorMsg()
     ]);
 }
\ No newline at end of file