fixes #810

svn changeset:4389/svn branch:trunk

1 files changed, 7 insertions, 0 deletions

diff --git a/src/com/itmill/toolkit/ui/Table.java b/src/com/itmill/toolkit/ui/Table.java
index 1a1505d8ac..0b8fe1d42d 100644
--- a/src/com/itmill/toolkit/ui/Table.java
+++ b/src/com/itmill/toolkit/ui/Table.java
@@ -1439,6 +1439,9 @@ public class Table extends AbstractSelect implements Action.Container,
     /**
      * Sets the Container that serves as the data source of the viewer.
      * 
+     * As a side-effect Table's value (selection) is set to null due old
+     * selection not necessary exists in new Container.
+     * 
      * @see com.itmill.toolkit.data.Container.Viewer#setContainerDataSource(Container)
      */
     public void setContainerDataSource(Container newDataSource) {
@@ -1466,6 +1469,10 @@ public class Table extends AbstractSelect implements Action.Container,
         }
         setVisibleColumns(getContainerPropertyIds().toArray());
 
+        // null value as we may not be sure that currently selected identifier
+        // exits in new ds
+        setValue(null);
+
         // Assure visual refresh
         refreshRenderedCells();
     }