NoClassDefFoundError with gwt.dev.Compiler

Hello, I'm new with GWT, and I'd like to run my first GWT application. When I build this project mvn clean install, I received this log error : [INFO] Scanning for projects... [INFO] [INFO] Building

How could I get TimeLine functionality from SpeedTrace application ?

Hello, I'm trying to develop an application which will based on TimeLine functionality using GWT2. I followed all SmartGWT showcases but I can't find any feature or widget that can be appropriate to my needs (having scrollable band which can be make zoom on a such period). In my documentation, I