diff --git a/GameEngine/Automation.php b/GameEngine/Automation.php
index a3f711f6..87dcf0c2 100755
--- a/GameEngine/Automation.php
+++ b/GameEngine/Automation.php
@@ -4009,8 +4009,14 @@ class Automation {
         //   global $$unit;
         //   $dataarray = $$unit;
         if($prisoners == 0){
+            if (!isset($array['hero'])) {
+                $array['hero'] = 0;
+            }
             $upkeep += $array['hero'] * 6;
         }else{
+            if (!isset($array['t11'])) {
+                $array['t11'] = 0;
+            }
             $upkeep += $array['t11'] * 6;
         }
         $who=$database->getVillageField($vid,"owner");