added null check

svn changeset:10074/svn branch:6.2

diff --git a/src/com/vaadin/terminal/gwt/client/VCaption.java b/src/com/vaadin/terminal/gwt/client/VCaption.java
index ba57956c27ad97545b106c76607815e08a3982b6..72d29071cd502bccf32d2549b9c5fac08695d487 100644 (file)
--- a/src/com/vaadin/terminal/gwt/client/VCaption.java
+++ b/src/com/vaadin/terminal/gwt/client/VCaption.java
@@ -52,7 +52,9 @@ public class VCaption extends HTML {
         this.client = client;
         owner = component;
 
-        setOwnerPid(getElement(), client.getPid(owner));
+        if (client != null && owner != null) {
+            setOwnerPid(getElement(), client.getPid(owner));
+        }
 
         setStyleName(CLASSNAME);
         sinkEvents(VTooltip.TOOLTIP_EVENTS);