diff --git a/API/src/main/java/org/sikuli/script/App.java b/API/src/main/java/org/sikuli/script/App.java
index af8cb2003..ea4f663b9 100644
--- a/API/src/main/java/org/sikuli/script/App.java
+++ b/API/src/main/java/org/sikuli/script/App.java
@@ -606,7 +606,7 @@ public int close() {
       appPID = -1;
       appWindow = "";
     } else {
-      Debug.error("App.close %s did not work", this);
+      Debug.action("App.close: %s already closed", this);
     }
     return ret;
   }