Hi Livia, sorry I was not able to reproduce the issue.
Here is your process opened in the jBPM web designer:
http://community.jboss.org/servlet/JiveServlet/downloadImage/2-631008-17112/450-223/Screen+shot+2011-10-10+at+10.22.06+PM.png
and here is the process form opened in jBPM console (process form was created via the web designer).
http://community.jboss.org/servlet/JiveServlet/downloadImage/2-631008-17114/450-226/Screen+shot+2011-10-10+at+10.13.45+PM.png
Can you share the ftl form you are using for your tests?