diff --git a/plugins/EnergyScan.java b/plugins/EnergyScan.java
index 80aaaa8..e376bb3 100644
--- a/plugins/EnergyScan.java
+++ b/plugins/EnergyScan.java
@@ -167,8 +167,9 @@ public class EnergyScan extends Panel {
         }
 
         void plot() {
-            try {
-                if ((scanPlot!=null) && (scanSeries!=null) &&  scanPlot.isShowing()){                
+            try {                
+                if ((scanPlot!=null) && (scanSeries!=null) &&  scanPlot.isShowing()&& (count!=null)){                
+                    scanPlot.setTitle("hhh");
                     Integer c = count.take();
                     if (c == null) {
                         scanSeries.clear();