how to solve unknown entity in Hibernate

Hi. how to solve unknown entity in HIbernate.i will try to run my gwt-ext apln the following error in shown. ERROR: --- org.hibernate.MappingException: Unknown entity: java.lang.String This my xml configuration, --- This is My Bean --

How to use GWT-EXT in Mozila

Hi I Change Browser internet Explorer to Mozilla Firefox in My GWT - Ext Application. i used Form panel in GWT-Ext in Internet Explorer. Now i change Browser Setting to Mozilla. i have Problem in 1) Alignmnet in UI is changed.(Particulary in Dockpanel) 2 )i used Multiple Column Layout in P