Fix select null in SingleSelection

Change-Id: I4156ee7d9a7e68cb8043db368b928a849b646d64

diff --git a/server/src/main/java/com/vaadin/server/communication/data/typed/SingleSelection.java b/server/src/main/java/com/vaadin/server/communication/data/typed/SingleSelection.java
index b256546f2efccba57ef57d6cf40eafa9ea6e16bf..1404d3d26d9588b5798e90726d180b7a65bb6a2c 100644 (file)
--- a/server/src/main/java/com/vaadin/server/communication/data/typed/SingleSelection.java
+++ b/server/src/main/java/com/vaadin/server/communication/data/typed/SingleSelection.java
@@ -64,7 +64,9 @@ public class SingleSelection<T> extends AbstractSelectionModel<T> implements
     public void setValue(T value) {
         if (this.value != value) {
             this.value = value;
-            refresh(value);
+            if (value != null) {
+                refresh(value);
+            }
         }
     }