diff --git a/plugins/TestingPanel.java b/plugins/TestingPanel.java
index a391d94..02c7993 100644
--- a/plugins/TestingPanel.java
+++ b/plugins/TestingPanel.java
@@ -312,7 +312,11 @@ public class TestingPanel extends Panel {
                 args.put("relative", var1);
                 args.put("steps", var2);
                 run("power-supply", args);
-                txtTestPSRes.setText((String)args.get("steps"));
+                
+                //try to print the result
+                txtTestPSRes.setText((String) args.get("steps"));
+                
+
                 //evalAsync("run('args', locals = {'relative':" + (var1 ? "True" :"False")  + ", 'steps':" + var2 + "})");
                 
             } catch (Exception ex) {