Using Jbpm 6.4.0 full installer from here: http://www.jbpm.org/download/download.html
1) start demo: ant start.demo
2) using eclipse, create a new jBPM project from jBPM playground 6.3 and select translations project
3) add maven nature to the project
4) try to install/compile you can see following error on problems tab:
Project build error: Unknown packaging: kjar
Question is : what is kjar packaging ? How is project working in a demo enviroment ?
My Eclipse is:
After create an example project from jbpm playground and converting to a maven project inside eclipse, there is following error: