It worked correctly in other web browsers up to Vaadin 6.5.7.
Starting from Vaadin 6.6.0 I must to turn on the Compatibility-View mode in IE 9, otherwise items of tree do not expand. But in Google Chrome it go on to work correctly.
It worked correctly in other web browsers up to Vaadin 6.5.7.
Starting from Vaadin 6.6.0 I must to turn on the Compatibility-View mode in IE 9, otherwise items of tree do not expand. But in Google Chrome it go on to work correctly.