NullPointerException building cocoon for forrest

[Juan Jose Pablos]

Hi,

Since this version:
http://svn.apache.org/viewcvs.cgi?rev=164112&view=rev

I am getting a null pointer exception when runnig forrest:

Exception in thread "main" java.lang.NullPointerException
        at org.apache.cocoon.Cocoon.initialize(Cocoon.java:177)
        at
org.apache.avalon.framework.container.ContainerUtil.initialize(ContainerUtil.java:283)
        at
org.apache.cocoon.bean.CocoonWrapper.initialize(CocoonWrapper.java:175)
        at org.apache.cocoon.bean.CocoonBean.initialize(CocoonBean.java:98)
        at org.apache.cocoon.Main.main(Main.java:320)

Can someone put some light on how to fix it?

Cheers,
cheche