diff --git a/designer_chart/src/com/fr/design/chart/series/SeriesCondition/impl/FormHyperlinkPane.java b/designer_chart/src/com/fr/design/chart/series/SeriesCondition/impl/FormHyperlinkPane.java
index 52607e72e..01754ce2a 100644
--- a/designer_chart/src/com/fr/design/chart/series/SeriesCondition/impl/FormHyperlinkPane.java
+++ b/designer_chart/src/com/fr/design/chart/series/SeriesCondition/impl/FormHyperlinkPane.java
@@ -95,6 +95,8 @@ public class FormHyperlinkPane extends BasicBeanPane<FormHyperlinkProvider> {
             parameterList.toArray(parameters);
 
             formHyperlink.setParameters(parameters);
+        } else {
+            formHyperlink.setParameters(null);
         }
     }