I get this error during compile-time of my GWT project, there is no such folder as 'gwt-UnitCache' to delete, as suggested in the following questions
I'm using IntelliJ IDEA (IDE), SmartGWT EE (Framework), JBoss AS (Server) and JPA
Here's the error log:
I was able to fix it by systematically removing, compiling and re-adding every artifact piece. If you're having this problem, make sure you have a structure like this:
lib contains your compile-time libraries