Hi all,
when i start the jboss server and deploy my tapestry
application i work very well but when i deploy (2nd
time) my aplication i get an exception:
...
...
...
Caused by: java.lang.IllegalArgumentException: The Enum name must be unique, 'NONE' has already been added
at org.apache.commons.lang.enum.Enum.(Enum.java:168)
at org.apache.tapestry.spec.BeanLifecycle.(BeanLifecycle.java:67)
at org.apache.tapestry.spec.BeanLifecycle.(BeanLifecycle.java:36)

if i stop the server and start it again just the
problem continues, the first time i can work but the
second i obtain the same error.

Can someone help me?