Index: script/c0.lua
==================================================================
--- script/c0.lua
+++ script/c0.lua
@@ -65,9 +65,9 @@
 
   str["开局说明"] = "效果卡："
   str["开局说明"] = str["开局说明"] .. str["这个残局的效果卡数量"]
 
   Debug.ShowHint(str["开局说明"])
-  Debug.ShowHint(Duel.CheckLocation(0, LOCATION_MZONE, 5))
+  Debug.ShowHint(tostring(Duel.CheckLocation(0, LOCATION_MZONE, 5)))
   end